How do small molecules like Na+ of K+ pass through the plasma membrane?
A. Ion channels
B. Carrier proteins
C. Simple diffusion
D. Gated channels
Answer: A
Anatomy & Physiology
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The muscles of the eye lid are innervated by cranial nerves(s):
a. II, III, and V b. IV and VI c. III only d. VII
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Regions of MALT called Peyer patches are found in the
A. trachea. B. small intestine. C. stomach. D. vagina. E. urinary bladder.
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Diseases of the immune system are usually divided into four main groups.
a. true b. false
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Lazy eye is also known as ________.
A. hyperopia B. myopia C. presbyopia D. amblyopia
Anatomy & Physiology