Once inside the cells of the ascending limb, potassium and chloride cross the basal membrane into the interstitial fluid by the process of

A. facilitated diffusion.
B. cotransport.
C. counter transport.
D. active transport.
E. simple diffusion.


A

Anatomy & Physiology

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If adenylyl cyclase (the enzyme that converts ATP to cAMP) is blocked,

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Intrinsic factor is secreted by which cells of the gastric glands?

A) mucous cells B) chief cells C) peptic cells D) parietal cells

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Which organ functions to absorb significant quantities of water, electrolytes, and vitamins?

A) large intestine B) spleen C) pancreas D) stomach

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Atropine is sometimes used to dilate the pupil for an eye examination. Which receptor would atropine block?

A. Alpha 1 adrenergic receptor B. Nicotinic receptor C. Muscarinic receptor D. Alpha 2 adrenergic receptor E. Beta receptor

Anatomy & Physiology