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A/P Mid Term
Mid Term Test Questions
166
Medical
Undergraduate 1
06/28/2015

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Term
If your reference point is “farthest from the trunk of the body” versus “nearest to the trunk of the body,” where does the knee lie in relation to the ankle?
Definition
Proximal
Term
From smallest to largest, the levels of organization of the body are:
Definition
chemical, organelle, cellular, tissue, organ, system, organism.
Term
Which of the following bonds are the weakest?
Definition
Hydrogen bonds
Term
The term that is used to describe all of the chemical reactions that occur in body cells is:
Definition
metabolism.
Term
The mediastinum contains all the following except the:
Definition
right lung.
Term
The plane that divides the individual into upper and lower parts is the:
Definition
transverse plane.
Term
Which subatomic particles carry a charge?
Definition
Protons and electrons
Term
Humans have similar right and left sides of the body, at least superficially. This is an example of:
Definition
bilateral symmetry.
Term
The most abundant and important compound(s) in the body is/are:
Definition
water.
Term
Approximately what percentage of body weight is water?
Definition
50%
Term
Negative feedback control systems:
Definition
oppose a change.
Term
The elements carbon, hydrogen, oxygen, and nitrogen make up which percentage of the human body?
Definition
96%
Term
A somatotype characterized by having a muscular physique is called a(n):
Definition
mesomorph.
Term
The smallest living units of structure and function in the body are:
Definition
cells.
Term
DNA:
Definition
is the heredity molecule.
Term
A plane through the body that divides the body into anterior and posterior portions is:
Definition
coronal.
Term
Metabolism refers to:
Definition
the sum of all the physical and chemical reactions occurring in the body.
Term
The number of abdominal regions is:
Definition
nine.
Term
An isotope of an element contains a different number of ____ than other atoms of the same element.
Definition
neutrons
Term
The abdominopelvic cavity contains all of the following except the:
Definition
right lung.
Term
A plane through the body that divides the body into right and left sides is called:
Definition
sagittal.
Term
An organization of many similar cells that are specialized to perform a certain function is called a(n):
Definition
tissue.
Term
The lungs are located in the:
Definition
thoracic cavity.
Term
Two major cavities of the human body are:
Definition
ventral/dorsal.
Term
Humans can produce 12 of 20 basic amino acids; the remaining 8, which must be included in the diet, are called:
Definition
essential amino acids.
Term
Several kinds of tissues working together is termed a(n):
Definition
organ.
Term
Homeostasis can best be described as:
Definition
a state of relative constancy.
Term
Atomic weight is determined by the number of:
Definition
protons and neutrons.
Term
Physiology:
Definition
is the science that examines the function of living organisms and their parts.
Term
A negatively charged subatomic particle that moves around the nucleus is a(n):
Definition
electron.
Term
Bone-destroying cells are called osteoblasts.
Definition
False
Term
Elastic cartilage is the most prevalent type of cartilage.
Definition
False
Term
Adipose tissue contains predominantly fat cells.
Definition
True
Term
Basic characteristics of the nervous system are excitation and conduction.
Definition
True
Term
A malignant tumor that arises from epithelial tissue is generally called a sarcoma.
Definition
False
Term
Muscle and nervous tissues have limited capacity to regenerate.
Definition
True
Term
The most widespread and abundant tissue in the body is:
Definition
connective.
Term
A tissue is:
Definition
a group of similar cells that perform a common function.
Term
Blood is a member of which basic tissue type?
Definition
Connective
Term
Which tissue lines body cavities and protects body surfaces?
Definition
Epithelial
Term
Which is not a function of epithelial tissue?
Definition
Assimilation
Term
Glands that are not ducted, but release their products directly into tissue fluid and blood, are called:
Definition
endocrine.
Term
Which is not a function of connective tissue?
Definition
Communication
Term
The mature cells of bone are called:
Definition
osteocytes.
Term
The type of tissue that contains cells called neurons is:
Definition
nervous.
Term
The functioning of which of the following glandular tissues does not injure the cell or cause a loss of cytoplasm?
Definition
Merocrine
Term
Reticular tissue does not form the framework for which of the following?
Definition
Kidney
Term
Which of the following is not a class of cartilage tissue?
Definition
Cancellous
Term
Complex, non-living material between cells in a tissue:
Definition
extracellular matrix
Term
All are structural proteins of extracellular matrix except:
Definition
fibrogen
Term
Mammary glands are good examples of this type of exocrine gland:
Definition
apocrine
Term
This form of connective tissue is avascular and slow to heal after injury:
Definition
cartilage
Term
Which epithelial membrane lines and protects organs that open to the outside of the body?
Definition
Mucosa
Term
A serous type of membrane that surrounds a lung and lines the thoracic cavity:
Definition
Pleural
Term
The blood-forming tissue in the red marrow of bones is a form of:
Definition
hematopoietic tissue
Term
Hair is usually not found on thin skin.
Definition
False
Term
Heat loss by the skin is controlled by a negative feedback loop.
Definition
True
Term
Prolonged exposure to the sun causes increased melanin production.
Definition
True
Term
A first degree burn is considered a partial-thickness burn.
Definition
True
Term
Karposi sarcoma account for more than 95% of all reported cases of skin cancer.
Definition
False
Term
The shedding of epithelial elements is called desquamation.
Definition
True
Term
The body’s temperature control center is located in the:
Definition
hypothalamus.
Term
The time required for the completion of mitosis, differentiation, and the movement of new cells from the stratum basale to the surface of the skin is about:
Definition
35 days.
Term
Apocrine sweat glands can be found in all of the following areas except the:
Definition
soles of the feet.
Term
A tissue is:
Definition
a group of similar cells that perform a common function.
Term
The surface film found on the skin has a variety of functions, including:
Definition
all of the above.
Term
The area referred to as true skin is the:
Definition
dermis.
Term
Which of the following is not a function of the skin?
Definition
Synthesis of vitamin E
Term
A complex, nonliving material between cells in a tissue:
Definition
extracellular matrix
Term
The area of the skin in an average-size adult is about:
Definition
18 square feet
Term
This layer of the dermis forms a unique pattern that gives individuals fingerprints
Definition
papillary
Term
The term used to describe the skin and its appendages is the:
Definition
integumentary system.
Term
The waxy secretion in the external ear canal is:
Definition
ceruminous.
Term
Approximately how much heat loss occurs through the mucosa of the respiratory, digestive, and urinary tract?
Definition
20%
Term
All are basic determinants of melanin except:
Definition
color
Term
The most numerous, important, and widespread sweat glands in the body are:
Definition
eccrine.
Term
Which is not a part of a hair?
Definition
Lanugo
Term
The superficial outer layer of the epidermis is the stratum:
Definition
corneum.
Term
Of the five epidermal cell layers, the only one that can undergo mitosis is the stratum:
Definition
basale.
Term
This method of heat loss is especially important at high environmental temperatures when it is the only method heat can be lost from the skin:
Definition
evaporation
Term
Severe, sometimes fatal condition characterized by a body temperature of 105 degrees or higher:
Definition
heat stroke
Term
What skin cell constitutes more than 90% of cells present in the epidermis:
Definition
keratinocytes
Term
The layer of epithelium under the nail body which contains an abundant of blood vessels:
Definition
nail bed
Term
Increased secretions from these glands may lead to formation of pimples and blackheads in adolescence:
Definition
sebaceous glands
Term
Blisters, severe pain, generalized swelling, and edema characterize this type of burn:
Definition
second degree
Term
The type of cartilage that occurs in the pubic symphysis and intervertebral disks is fibrocartilage.
Definition
True
Term
Mechanical stress, such as physical activity, weakens bone.
Definition
False
Term
Myeloid tissue is another name for bone marrow.
Definition
True
Term
Calcitonin is the primary regulator of calcium homeostasis.
Definition
False
Term
Bone grows in length from the epiphysis towards the diaphysis.
Definition
False
Term
Osteomyelitis is the most common, primary malignant tumor of skeletal tissue.
Definition
False
Term
The patella is classified as a sesamoid bone.
Definition
True
Term
The periosteum is a dense, white, fibrous membrane that covers bone except at joint surfaces.
Definition
True
Term
In an infant’s or child’s body, virtually all of the bones contain red marrow.
Definition
True
Term
The most abundant type of cartilage is:
Definition
hyaline.
Term
The organic matrix of bone consists of:
Definition
All of the above
Term
The primary ossification center of a long bone is located:
Definition
at the midpoint of the diaphysis.
Term
Which of the following is not a characteristic of the epiphyses?
Definition
Cylindrical in shape
Term
Endosteum can be found:
Definition
diaphysis.
Term
In bone growth, the medullary cavity is enlarged because of the activity of:
Definition
osteoclasts
Term
The cells responsible for active erosion of bone minerals are called:
Definition
osteoclasts
Term
The tarsal bones are examples of:
Definition
short bones
Term
Hematopoiesis is carried out in the:
Definition
red bone marrow.
Term
The first step in healing a fracture is:
Definition
the formation of a fracture hematoma
Term
Which of the following is not made of hyaline cartilage?
Definition
External ear
Term
Sesamoid bones are classified as:
Definition
irregular bones.
Term
Which of the following is not one of the primary functions performed by bones?
Definition
Hormonal production
Term
A vertebral bone is an example of a(n):
Definition
irregular bone
Term
The humerus is an example of a(n):
Definition
long bone.
Term
Metabolic disease characterized by demineralization of bone; related to vitamin D deficiency.
Definition
Rickets
Term
The scapula is an example of a(n):
Definition
flat bone
Term
The osteon, or haversian, system:
Definition
delivers nutrients to and removes waste products from bone cells.
Term
The process of blood cell formation is termed:
Definition
hematopoiesis
Term
Cancellous bone is another term for a(n):
Definition
spongy bone.
Term
Condyloid (ellipsoidal) joints are biaxial joints in which one bone fits into a depression on another bone.
Definition
True
Term
A pivot joint is a form of a uniaxial joint.
Definition
True
Term
The fibrocartilage pads between the articulating ends of bones may be called menisci.
Definition
True
Term
An articulation is a point of contact between bones.
Definition
True
Term
Gliding joints have relatively flat articulating surfaces that allow limited gliding movements around various axis.
Definition
True
Term
Eversion turns the sole of the foot outward.
Definition
True
Term
The structural classification of a joints can be described according to the presence of a fluid-filled capsule (synovial joint).
Definition
True
Term
Which structure of a synovial joint is defined as a strong cord of dense, white fibrous connective tissue?
Definition
Ligament
Term
Synovial joint formed by the lateral articulation of the capitulum of the humerus with the head of the radius:
Definition
humeroradial joint
Term
In terms of function, which is considered a freely movable joint?
Definition
Diarthrosis
Term
Most commonly a non-inflammatory disorder of a movable joint caused be wear and tear:
Definition
osteoarthritis
Term
Moving a part of the body forward is:
Definition
protraction.
Term
The knee joint is an example of a:
Definition
hinge joint.
Term
Tilting the foot upward, decreasing the angle between the top of the foot and the front leg, is called:
Definition
dorsiflexion.
Term
Sutures can be found in the:
Definition
skull only.
Term
Saddle joints in the body can be found between the:
Definition
thumb and metacarpal.
Term
In terms of function, which is considered an immovable joint?
Definition
Synarthrosis
Term
Which joint allows for the widest range of movement?
Definition
Ball and socket
Term
A form of autoimmune disease that involves chronic inflammation of many different tissues and organs of the body:
Definition
rhumatoid arthritis
Term
Which of the following structures does not characterize a synovial joint?
Definition
All of the above structures characterize a synovial joint.
Term
Moving a body part away from the medial plane of the body is called:
Definition
abduction.
Term
What are the unique joints that occur between the root of a tooth and the alveolar process of the mandible or maxilla?
Definition
Gomphoses
Term
The type of movement that increases the angle between body parts is:
Definition
extension.
Term
A gliding joint is an example of a(n):
Definition
multiaxial joint.
Term
Stretching the foot down and pointing the toe is called:
Definition
plantar flexion.
Term
The largest and most frequently injured joint is the:
Definition
knee.
Term
In terms of structure, which type of articulation has a joint capsule?
Definition
Synovial
Term
The major direct cell connections are tight junctions, gap junctions, and desmosomes.
Definition
True
Term
The cell’s internal supporting framework is called the cytoskeleton.
Definition
True
Term
The plasma membrane can be described as a double layer of phospholipid molecules.
Definition
True
Term
Rough endoplasmic reticulum looks rough because there are mitochondria attached to it.
Definition
False
Term
Catabolism builds large molecules from smaller ones.
Definition
False
Term
An important function of the cell membrane is the maintenance of cell integrity.
Definition
True
Term
The process of pinocytosis may be viewed as the cell drinking.
Definition
True
Term
The basic unit of structure and function in the human body is a(n):
Definition
cell.
Term
The major function of ribosomes is to synthesize:
Definition
proteins.
Term
Which organelle processes and packages material to be secreted?
Definition
Golgi apparatus
Term
The major energy production site of the cell is the:
Definition
mitochondrion.
Term
A specialized cell structure that propels the sperm is the:
Definition
flagellum.
Term
DNA is a major constituent of which cell organelle?
Definition
Nucleus
Term
The structure that separates the contents of a cell from the surrounding tissue is known as:
Definition
plasma membrane.
Term
A cell’s digestive system is the:
Definition
lysosomes.
Term
The presence of which substance in the cell membrane keeps it from breaking too easily?
Definition
Phospholipids
Term
Phagocytosis is an example of:
Definition
endocytosis.
Term
If a cell were placed in a hypotonic solution:
Definition
there would be a net gain of water into the cell.
Term
The correct order of the phases of mitosis is:
Definition
prophase, metaphase, anaphase, telophase.
Term
A natural phenomenon caused by the tendancy of small particles to spread out evenly within a given space.
Definition
diffusion
Term
Chemistry can be defined as the science that deals with the structure, arrangement, and composition of substances and the reactions they undergo.
Definition
True
Term
Water is the universal solvent.
Definition
True
Term
Electrolytes include acids, bases, and salts.
Definition
True
Term
Biology is the study of life.
Definition
True
Term
The head, neck, arms, and legs make up the axial skeleton.
Definition
True
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