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Flashcards for Chapter 17 in Biology
Flashcards for Chapter 17 in Mr. Richards' Sophomore Biology Class
43
Biology
10th Grade
04/03/2012

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Term
What is a notochord?
Definition
a rod of tough, flexible tissue running the length of the animal's body and used for support
Term
What kind of nerve cord does a chordata havce?
Definition
dorsal nervce cord
Term
What other characteristic do chordatas have?
Definition
pharyngeal pouches
Term
What are pharyngeal pounches?
Definition
folds of skin along the neck during embryonic development
Term
What is the major characteristic of Vertebrata?
Definition
have a vertebral column before being born or hatched
Term
What are the two groups of vertebrates based on body temperature?
Definition
Endothermic and Ectothermic
Term
What is an endothermic animal?
Definition
one that can generate its own body heat; warm blooded animal
Term
What is an ectothermic animal?
Definition
can't generate its own body heat; cold blooded animal
Term
What is a vertebrae?
Definition
serves as the primary support for animals and are either a tough, flexible material or bone
Term
What is a vertebral column?
Definition
all of the vertebrae together; also called the backbone
Term
What is the nerve cord?
Definition
composes one of the main parts of the bervous system and is dorsal to the notocord
Term
What is an axial skeleton?
Definition
consists of the vertebral column, the skull and the ribs
Term
What is the appendicular skeleton?
Definition
the set of all appendages
Term
What is the difference between capilaries, veins, and arteries?
Definition
capilaries are vessels that branch off of the arteries and bring nutrients to the tissues; veins carry blood back to the heart, and arteries carry blood away from the heart
Term
Waht are the 2 types of chambers in the heart?
Definition
Atrium and ventricle
Term
In a closed circulatory system, what does the redblood cells do?
Definition
carries oxygen
Term
What do white blood cells do?
Definition
destroy harmful things; part of the immune system
Term
What do platelets do?
Definition
clot the blood
Term
What does plasma do?
Definition
carries/transports the red blood cells, white blood cells, and platelets
Term
What has more molars, herbivore or carnivore?
Definition
herbivore
Term
What has more canines, Herbivore or carnivore?
Definition
carnivore
Term
What does the esophagus do?
Definition
carries the food to the stomach
Term
What does the stomach do?
Definition
breaks down the food
Term
What does the intestine do?
Definition
the part of the digestion system where most of the food is digested and absorbed
Term
What are the 2 types of fertilization?
Definition
External and Internal
Term
What is external fertilization?
Definition
male fertilizes eggs after they have been deposited in the environment
Term
What is internal fertilization?
Definition
male places sperm inside the female's body
Term
What does oviparous mean?
Definition
organism produces offspring from eggs that hatch outside the body
Term
What does viviporous mean?
Definition
an organism that produces offspring that have been nurtured inside the body through a direct conection with the mother
Term
What does ovoviviparous mean?
Definition
an organism that produces gives birth to live offspring that were nurtured inside the mother inside of an egg
Term
What are the parts of the nervous system?
Definition
brain, spinal cord, spinal nerves, cranial nerves, and sensory organs
Term
where is blood cleaned?
Definition
in the kidneys
Term
What is the olfactory lobes?
Definition
receive impulses from smell receptors
Term
What is the cerebrum?
Definition
controls voluntary muscles
Term
What is the optic lobe?
Definition
gets impulses from the eyes
Term
What is the cerebellum?
Definition
coordinates muscle activity
Term
What is the medulla oblongata?
Definition
transports impulses toand from the spinal cord
Term
What are innate behaviours?
Definition
behaviours that an organism has from birth
Term
What are the 2 types innate behaviours?
Definition
reflexes and instincts
Term
What are reflexes?
Definition
involuntary responses to a stimulus
Term
What are instincts?
Definition
elaborate behaviours responding to stimuli
Term
What are conditioned behaviours?
Definition
behaviours that are learned by either being taught by another animal or are self taught
Term
What are intelligent behaviours?
Definition
the ability to use knowledge to manipulate the environment or the ability to communicate
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