Term
In the anatomical position |
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Definition
the subject is erect with head facing forward
feet only slightly apart
resembles standing at attention with palms facing forward and thumbs pointing away from the body |
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Term
The appendicular region of the body refers to |
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Definition
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Term
2 structures that are on the same side of the body are |
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Definition
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Term
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Definition
are found in tissues that exhibit regeneration |
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Term
The framework for almost every tissue composed of |
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Definition
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Term
2 subdivisions of blood are |
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Definition
plasma and formed elements |
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Term
According to the principle of negative feedback, |
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Definition
detection of deviation from the set point value drives changes that minimize the deviation |
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Term
The cells in the skin that are responsible for color are |
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Definition
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Term
Homeostasis in the human body is valuable because |
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Definition
it provides a regulated environment in which cells can perform their specialized functions |
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Term
the Nernst equation is used to |
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Definition
calculate the voltage of an electrochemical cell or to find the concentration of one of the components of the cell. |
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Term
The Nernst equation (written for K+ for example, as EK+=RT/zF in ([K+]extracellular/[K+]intracellular) expresses a mathematical relationship between |
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Definition
electrical and chemical energy |
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Term
What 2 factors make K+ more important than Na+ in determining the resting potential? |
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Definition
The membrane is more permeable to K+, and the concentration gradient is higher for K+ |
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Term
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Definition
is a mechanism for removing surface receptors |
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Term
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Definition
is the diffusion of water from areas of higher water concentration to areas of lower water concentration |
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Term
The subatomic particle that is uncharged is |
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Definition
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Term
To be radioactive, an element must |
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Definition
undergo a decay process, emitting high-energy particles from its nucleus |
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Term
Which of the following is present in highest concetration in cytoplasm? |
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Definition
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Term
One of the consequences of the fact that water is polar covalent compound is that |
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Definition
interactions between the molecules result in surface tension |
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Term
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Definition
how many electrons the element can accept or donate |
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Term
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Definition
reduces the surface tension in the lungs |
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Term
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Definition
form between hydrogens bonded to nitrogen or oxygen |
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Term
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Definition
proteins that act as catalysts to promote reactions at body temperature. |
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Term
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Definition
is constantly being remdoled by osteoblasts that absorb bone and osteoclasts that deposit bone |
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Term
Bones that continue to grow throughout adulthood include |
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Definition
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Term
Externally, bones are described by |
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Definition
features that relate to their shape and function |
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Term
Circumduction is a term that describes what sort of movement? |
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Definition
describing a cone in space |
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Term
The "leg" is properly defined as |
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Definition
the part of the lower limb from knee to the ankle |
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Term
A long bone, such as a leg bone, |
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Definition
grows during development in the region called an epiphyseal plate |
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Term
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Definition
rotation of the arm so that the palm faces anteriorly |
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Term
The head of the humerus articulates with |
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Definition
The glenoid cavity of the scapula |
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Term
The origin of the biceps muscle is |
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Definition
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Term
The muscle type that is characterized by small cells and no striations is |
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Definition
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Term
Muscle cells or fibers are each wrapped in connective tissue called the |
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Definition
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Term
The voltage sensors of the T-tubular endfeet are |
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Definition
regulate the Ca++ release channels |
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Term
repetetive stimulation of muscle can produce a smooth rise in tension or contraction |
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Definition
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Term
the more moveable attachment of a muscle is called its |
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Definition
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Term
For the first few seconds of muscle contraction |
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Definition
a ready reserve of energy is available in the form of creatin phosphate |
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Term
In excitation contraction coupling |
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Definition
Ca++ is released from the sarcoplasmic reticulum in response to the action potential |
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Term
The functional category of neurons that is responsible for neural integration is |
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Definition
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Term
The cells of the nervous system that are not neurons are |
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Definition
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Term
The inside of the cell has |
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Definition
a high internal concentration of K+ |
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Term
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Definition
can become more inside-negative, which is called depolarization |
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Term
The system that provides information about the state of the internal orgains is |
|
Definition
the visceral sensory system |
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Term
The role of Ca++ in chemical synaptic transmission is |
|
Definition
to bind to the neurotransmitter molecules |
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Term
|
Definition
is enclosed in a sheath of epineurium |
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Term
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Definition
is where temperature is regulated |
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Term
in comparing the sympathetic and parasympathetic branches, it is true that |
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Definition
the transmitter released by preganglionic cells in both divisions is acetylcholine |
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Term
a sensory modality refers to |
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Definition
what kind of stimulus the receptors are most sensitive to |
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Term
the photoreceptor type that is responsible for color vision is the |
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Definition
|
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Term
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Definition
time of arrival and intensity |
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Term
which cranial nerves carry all the taste information? |
|
Definition
facial and glossopharyngeal |
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Term
Nerves and blood vessels pass through |
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Definition
|
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Term
Which of the following is not a function of the skin?
- protection
- thermoregulation
- somatosensory perception
- vitamin A synthesis
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Definition
|
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Term
cells responsible for wear-resistance and waterproof qualities of skin |
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Definition
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Term
stratum basale, stratum germinativum, stratum spinosum, and stratum corneum are all |
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Definition
|
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Term
in the process of embryonic development, the epidermis gives rise to three types of specialized structures |
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Definition
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Term
the 2 types of sudoriferous glands are |
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Definition
eccrine sweat glands, aka merocrine sweat glands
apocrine |
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Term
the dermis is largely made up of connective tissue with abundant extracellular fibers of |
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Definition
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Term
what is composed of loose connective tissue, arterioles, venules, and adipose tissue? |
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Definition
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Term
As long as the temperature of the body surface exceeds that of the environment, heat can be lost to the environment through conduction, convection, and |
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Definition
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Term
a bad case of sunburn with blistering is considered a form of which type of burn? |
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Definition
|
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Term
the term for the type of carcinoma that arises from cells in the stratum spinosum is |
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Definition
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Term
The regulatory mechanisms for different body systems differ in detail but almost always involve a principle called |
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Definition
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Term
cutaneous blood vessels, sweat glands, and skeletal msucles are all |
|
Definition
effectors for thermoregulation |
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Term
a difference in electrical charge between the cytoplasmic and extracellular sides of the plasma membrane is called |
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Definition
|
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Term
In cellular fluid dynamics, net movement by diffusion |
|
Definition
occurs from regions of higher to lower concentration |
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Term
Channels and carriers are two basic forms of |
|
Definition
membrane spanning proteins |
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Term
In primary active transport, the carrier derives its energy from |
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Definition
|
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Term
a process in which intracellular vesicles fuse with the plasma membrane and release their contents |
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Definition
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Term
Pinocytosis and phagocytosis are 2 forms of |
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Definition
|
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Term
The diffusive movement of water down a water concentration gradient is called |
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Definition
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Term
Which type of solution contains a higher impermeant solute concetration and causes cells to shrink? |
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Definition
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Term
The atomic ___ of an atom is defined as the sum of the numbers of protons and neutrons in its nucleus |
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Definition
|
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Term
Which one of the following is the strongest type of chemical bond?
- covalent
- hydrogen
- ionic
- nonpolar
|
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Definition
|
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Term
What are the 3 basic types of chemical reactions? |
|
Definition
synthetic
decomposition
redox |
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Term
What is formed by the reaction of a strong acid with a strong base? |
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Definition
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Term
What contains carbon, hydrogen and oxygen in the ration of 1:2:1 |
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Definition
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Term
about half of the twenty _______ commonly found in the body are essential, meaning they cannot be synthesized in teh body and must bepresent in the diet in adequate amounts to support protein synthesis |
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Definition
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Term
What are chains of amino acids joined by peptide bonds between the carboxylic acid group of one amino acid and the amino group of another? |
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Definition
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Term
allosteric regulation, inhibitors and temperature are all |
|
Definition
influences on enzyme activity |
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Term
What is the main difference in the bases between DNA and RNA? |
|
Definition
in RNA, uracil appears instead of thymine |
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Term
The _______ is a membrane that lines the Haversian canals and contains osteoblasts and osteoprogenitor cells |
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Definition
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Term
_______ is the term for the widened area at each end of the bone shaft that joins the shank of the bone to its ends. |
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Definition
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Term
What is the name of thestructure composed of cartilage that occupies a growth zone between the shaft and the end of a bone? |
|
Definition
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|
Term
The surface features of bone are classified into which of the following three main categories? |
|
Definition
articular surfaces
processes
depressions |
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Term
Elastic, fibrous and hyaline are 3 types of |
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Definition
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Term
Structurally, joints can be categorized as cartilaginous, fibrous, or ______. |
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Definition
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|
Term
Which one of the following is not a movement of diarthrotic joints?
- extension
- rotation
- supination
- traction
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Definition
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Term
The sella turcica, formen rotundum, and optic canal are all parts of which one of the following bones? |
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Definition
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Term
The olfactory foramina, crista galli and cribriform plate are all part of the ______ bone |
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Definition
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Term
Which category of vertebrae is characterized by bilateral superior facets and projecting transverse processes with facets. |
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Definition
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|
Term
the pectoral girdle is part of the _____ appendicular skeleton |
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Definition
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Term
In which 2 types of muscle is the machinery tightly organized into structures called sarcomeres? |
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Definition
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|
Term
Which type of muscle is characterized by single (somatic) innervation |
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Definition
|
|
Term
which of the following are common descriptive terms found in muscle names? |
|
Definition
brachialis
brevis
maximus |
|
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Term
which joint is characterized by the following set of muscles:
pectoralis major
trapezius
latissimus dorsi
deltoid
triceps brachii |
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Definition
|
|
Term
Which joint is characterized by the following set of muscles:
pectoralis major
trapezius
latissimus dorsi
deltoid
tricepts brachii |
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Definition
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Term
Which principle is described by the terms refractory period, absolute refractory period, and relative refractory period? |
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Definition
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|
Term
In _____ contraction, even though tension develops in the muscle, the muscle is not allowed to shorten |
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Definition
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|
Term
Which two proteins are the contractile proteins of sarcomeres? |
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Definition
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|
Term
for a muscle with a mixture of fiber types, the effects of _______ include significant increases in the number of myofibrils, the density of mitochondria and stored glycogen |
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Definition
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|
Term
Which type of muscle is characterized by structures called intercalated discs, which make end-to-end connections between the plasma membranes of adjacent fibers? |
|
Definition
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Term
_____ muscle cells are found surrounding the walls of hollow visceral organs such as the GI tract and blood vessels |
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Definition
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|
Term
cardiac muscle relies on ________ innervation |
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Definition
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Term
Which glands secrete on the skin an oily sebum containing antimicrobial properties but are absent from the palms and soles of the feet |
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Definition
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|
Term
Suppose there are 2 rigid compartments. Once contains pure water and the other a solute of unknown concentration. A permeable barrier is placed between them. According to the principles of osmosis, in which direction will net water movement proceed, and why? |
|
Definition
It will proceed in the direction of higher solute concentration because osmosis moves down the water concentration gradient. |
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|
Term
Which system provides information about the state of the internal organs? |
|
Definition
the visceral sensory system |
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|
Term
What is the role of Ca++ in chemical synaptic transmission? |
|
Definition
it causes some synaptic vesicles to fuse with the presynaptic membrane |
|
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Term
damage to the prefrontal cortex of the brain is most likely to affect |
|
Definition
reasoning skills such as long term planning |
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Term
A midsaggital section divides the body into |
|
Definition
equal right and left halves |
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Term
The diaphragm separates which 2 cavities? |
|
Definition
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|
Term
In which cellular organelle is ATP synthesized? |
|
Definition
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|
Term
Suppose messenger RNA (mRNA) delivers a protein to a cell it needs to enter the cytoplasm. Which organelle will synthesize this protein? |
|
Definition
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|
Term
Which type of epithelial cell can tolerate stretching (as in the urinary bladder?) |
|
Definition
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|
Term
A collection of tissue can be classified as an organ if it meets which of the following characteristics? |
|
Definition
It is composed of at least 2 types of tissue and performs multiple functions in the body. |
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Term
A collection of tissue can be classified as an organ if it meets which characteristics? |
|
Definition
It is composed of at least 2 types of tissue and performs multiple functions in the body |
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Term
skin cells are renewed from which epidermal layer? |
|
Definition
|
|
Term
|
Definition
|
|
Term
The resilient response of the skin to mechanical distortion is attributed to |
|
Definition
the connective tissue of the dermis |
|
|
Term
According to key factors which influence diffusion, the substance most likely to diffuse quickly is |
|
Definition
a substance diffusing in a gaseous media rather than in a solution |
|
|
Term
in a negative feedback system, a controller |
|
Definition
checks variables against a predetermined setpoint |
|
|
Term
in what type of environment can swelling or shrinkage of cells be avoided? |
|
Definition
isotonic to the cytoplasm |
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|
Term
|
Definition
forms of an element that differ in the number of protons |
|
|
Term
chemical bonds are formed when |
|
Definition
electrons in the outer orbital of atoms interact |
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|
Term
a polar bond results when |
|
Definition
the electron donor and acceptor are of unequal strength |
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|
Term
chemical bonds are formed when |
|
Definition
electrons in the outer orbital of atoms interact |
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|
Term
a polar bond results when |
|
Definition
two atoms of the same element form a bond, such as 2 H atoms |
|
|
Term
one mole of solution of any chemical compound contains |
|
Definition
Avogrado's number of molecules in a liter of water |
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|
Term
What happens when a donor atom donates electrons? |
|
Definition
|
|
Term
What happens if a strong acid is added to a solution buffered with bicarbonate buffer? |
|
Definition
some of the added H+ will react with HCO3-, preventing a large decrease in pH. |
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Term
Blood cells are susbended in plasma, and thus, display the phenomena of a molecule in suspension. The force of gravity acting on blood held in a container will result in |
|
Definition
settling of the suspended red blood cells to the bottom of the container |
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|
Term
A solution has a pH of 4. If a base is added |
|
Definition
the solution's pH will increase |
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|
Term
the biggest factor in bone growth |
|
Definition
growth factors called somatomedins that are produced in response to growth hormone |
|
|
Term
the distal ends of the tibia and fibula have small projections that articulate with the talus of the foot to form the ankle joint. the name for this type of projection is a |
|
Definition
|
|
Term
the sella turcica partially encloses the |
|
Definition
|
|
Term
the illium, ischium, and pubis are fused bones in the |
|
Definition
|
|
Term
where in the body will you find phalanges |
|
Definition
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|
Term
as a child matures, the sutures of the cranial bones become more and more |
|
Definition
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|
Term
which facial bone forms the posterior part of the hard palate and the nasal cavity? |
|
Definition
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|
Term
in the gross structure of skeletal muscle, what are myofibrils? |
|
Definition
parallel structures within each muscle fiber that constitute the actual contractile machinery |
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|
Term
which neurotransmitter is released at the neuromuscular junction? |
|
Definition
|
|
Term
what is the difference between isotonic and isometric contractions? |
|
Definition
in an isometric contraction, the muscle is not allowed to shorten |
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|
Term
a muscle that is specialized to help maintain posture is mostly composed of which type of fiber? |
|
Definition
|
|
Term
Why does exercising muscles require oxygen? |
|
Definition
because the energy for muscle contraction results from metabolic pathways that require oxygen |
|
|
Term
crossbridge cycling continues as long as |
|
Definition
|
|
Term
|
Definition
effort is applied between the load and the fulcrum |
|
|
Term
the upper limit to performance in sustained exercise is believed to be set by the maximum rate at which |
|
Definition
the cardiovascular system can deliver O2 and glucose to exercising muscles |
|
|
Term
where does a neuron receive inputs from other neurons? |
|
Definition
|
|
Term
when a physician taps on a patients knee to test a reflex, which type of reflex is displayed? |
|
Definition
monosynaptic stretch reflex |
|
|
Term
the primary auditory area is located in which part of the brain? |
|
Definition
|
|
Term
|
Definition
point of close contact between axon terminals and target cells |
|
|
Term
where in a neuron is the action potential normally initiated? |
|
Definition
|
|
Term
the spinothalamic pathway, located in the spinal cord, is responsible for carrying what kind of information? |
|
Definition
sensation information about coarse touch, temperature and pain sensations |
|
|
Term
the adrenal medullae is found in the sympathetic division of the |
|
Definition
|
|
Term
autonomic pathways innervate the |
|
Definition
somatic portion of the motor system |
|
|
Term
the purpose of proprioceptors is to |
|
Definition
monitor the internal state of the body |
|
|
Term
in which eye structure are photoreceptors found? |
|
Definition
|
|
Term
the malleus is found in the |
|
Definition
|
|
Term
where in the vestibular system will you find perilymph? |
|
Definition
|
|
Term
what is the primary difference between taste and olfactory receptors? |
|
Definition
taste receptors are only sensitive to a single odor or modality |
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|