In the spinal cord, what matter is organized into tracts?
a. glial cells
b. white matter
c. grey matter
d. pink mater
e. ganglions
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Question 2) The ____________________ refers to the maximum amount of a substance that can be transported across the plasma membrane via a carrier in a given time.
Fill in the blank(s) with correct word
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Question 3) How many pairs of spinal nerves are there?
a. 31
b. 32
c. 33
d. 34
e. 35
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Question 4) In ____________________ diffusion, water-soluble materials move through specific channels in the cell membrane.
Fill in the blank(s) with correct word
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Question 5) What receptors in the brain are blocked by caffeine?
a. guanine receptors
b. serotonin receptors
c. dopamine receptors
d. adenosine receptors
e. norepinephrine receptors
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Question 6) Glucose moves against its concentration gradient through the cell membrane by passing through carriers that simultaneously transport ____________________ ions.
Fill in the blank(s) with correct word
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Question 7) Which brain waves are the fastest?
a. gamma
b. delta
c. beta
d. alpha
e. cerebral
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Question 8) A solution containing ____________________ mOsm of solute is isotonic to human cells.
Fill in the blank(s) with correct word
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Question 9) What cranial nerve controls the act of chewing?
a. mandibular nerve
b. facial nerve
c. vagus nerve
d. trigeminal nerve
e. abducens nerve
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Question 10) A solution containing the same concentration of solute particles as human cells is said to be ____________________ to the cell.
Fill in the blank(s) with correct word
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