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Quiz 5 pg78-86
SALT Health
Question | Answer |
---|---|
which side of the bran is credited with creative work like painting or sculpting? | right |
the portion of the brain that controls skeletal muscles during complex movements like sports | cerebellum |
damage to the riticular formation can cause a person to go into a coma. Why? | reticular formation |
name the 2 major divisions of the nervous system | central nervous systems and peripheral nervous system |
what are the 3 parts of each neuron called? | cell body, dendrites, axons |
name the 3 types of neurons | sensory neuron (relays info regarding pain and the senses), motor neuron (relays messages to other parts of the body), interneuron (processes information) |
what is the most important organ of the nervous system? | the brain |
the nerve cells of the body | neurons |
the largest part of the brain, consisting of 2 hemispheres, controls thought and memory | cerebrum |
all nerve fibers that connect the brain and the spinal cord pass through what? | the spinal cord |
therm- or thermo- | heat |
three parts of the brain | cerebrum, cerebellum, brain stem |
part of the brain that controls involuntary muscles like breathing and heartbeat | brain stem |
parts of the central nervous system | brain and spinal cord |
what does the peripheral nervous system consist of | the nerves |
sensory receptors in your skin that respond to touch and pressure | mechanoreceptors |
sensory receptors in your skin that respond to temperature | thermoreceptors |
the nerve endings in your nose and tongue which are sensitive to chemicals | chemoreceptors |
the tough outermost layer of the eye | sclera |
the colored part of the eye | iris |
the opening in the iris of the eye where light enters | pupil |
scler- or sclero- | hard |
chem- or chemo- | chemical |
light sensitive nerve cells at the back of the eye | retina |
astigmatism | abnormally shaped cornea that causes focusing problems |
myopia | nearsightedness - the inability to focus on distant objects |
hyperopia | farsightedness - the inability to focus on nearby objects |