Question

JUST ANSWERS BUT ANSWER ALL OF THEM.

The interstitial cells of Cajal...

Question 11 options:

	Produce enzymes for carbohydrate digestion.
	Produce bile in the liver.
	Automatically depolarize to stimulate intestinal contraction.
	Make up the villi of the small intestine's lining.

Question 12 (2 points)

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Select the correct statement.

Question 12 options:

	The fovea centrals is the retina's blind spot.
	Bipolar cells' axons make up the optic nerve.
	Myopia is caused by an eyeball that is too short.
	There are three different cone types for color vision.

Question 13 (2 points)

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Which part of the autonomic nervous system uses norepinephrine as its postganglionic neurotransmitter?

Question 13 options:

	Parasympathetic
	Sympathetic
	Both parasympathetic and sympathetic
	None of the former is correct.

Question 14 (2 points)

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If an atom of oxygen joins with two hydrogen atoms to form water, then the oxygen atom itself was...

Question 14 options:

	Reduced.
	Oxidized.
	Ionized.
	Both oxidized and reduced.

Question 15 (2 points)

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Light is focused on the retina by the...

Question 15 options:

	Lens.
	Pupil.
	Vitreous humor.
	Optic nerve.

Question 16 (2 points)

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A type of cell that makes myelin in the peripheral nervous system is the...

Question 16 options:

	Schwann cell.
	Oligodendrocyte.
	Microglia.
	Satellite cell.

Question 17 (2 points)

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If a person does not have hyperglycemia (high blood sugar), then a healthy kidney should be able to...

Question 17 options:

	Filter all plasma glucose.
	Secrete all plasma glucose.
	Clear all plasma glucose.
	Reabsorb all filtered glucose.

Question 18 (2 points)

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Select the correct statement.

Question 18 options:

	In transcription, a piece of DNA is read and copied into a piece of mRNA.
	In transcription, a piece of mRNA is read in order to produce a protein.
	In translation, a piece of tRNA is assembled from the instructions on a strand of mRNA.
	In transcription, a protein is read and copied by a ribosome into an identical protein.

Question 19 (2 points)

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Which of the following volumes of air in the lungs is composed of the air a person moves in one, quiet breath?

Question 19 options:

	Residual volume
	Inspiratory reserve volume
	Tidal volume
	Vital capacity
	Inspiratory capacity

Question 20 (2 points)

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Which of the following percentages is closest to the percentage of fluid that must be recovered from the kidney nephrons after filtration each day?

Question 20 options:

	99%
	75%
	50%
	25%
	1%

Answer 1