Rugae are found in the:
a. stomach
b. urinary bladder
c. vagina
d. all of the above
Answer: d. all of the above
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In the small intestine, which does NOT occur?
a. The food mixture becomes alkaline. b. Enzymes are received from the pancreas. c. Most ingested materials the body uses are absorbed into the bloodstream. d. Storage of feces takes place.
The process of keratinization involves
a) synthesizing new pigment in the skin. b) cells accumulating a tough fibrous protein that helps protect the skin. c) changes occurring in thin skin only. d) both synthesizing new pigment in the skin and cells accumulating a tough fibrous protein that helps protect the skin. e) none of these answer choices are correct.
Match the structure of the ear with the appropriate description.A. EardrumB. Part of the ear that contains the organ of hearingC. Includes the pinna and external auditory canalD. Fleshy portion of the external earE. Air-filled space within the temporal boneInner ear
Fill in the blank(s) with the appropriate word(s).
Aldosterone produces all of the following physiologic effects, EXCEPT:
A) increased water reabsorption by the kidneys. B) retention of potassium ions in the body. C) increased sodium and chloride reabsorption. D) decreased reabsorption of potassium ions.