How many layers of smooth muscle are in the stomach wall?
a. 3
b. 5
c. 8
d. 11
Ans: a. 3
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Each of the following is a function of smooth endoplasmic reticulum except
A) storage and release of calcium ions. B) synthesis of protein. C) synthesis of steroid hormones. D) synthesis of triglycerides. E) detoxification of drugs.
The system that controls and coordinates body activity is the __________ system
Fill in the blank(s) with correct word
As the pitch of a sound gets higher, displacements of the basilar membrane:
A. occur closer to the oval window. B. occur closer to the helicotrema. C. occur uniformly throughout the membrane. D. become greater in amplitude. E. become smaller in amplitude.
What is the purpose of goblet cells found in columnar epithelium?
A. Secrete digestive enzymes B. Secrete water C. Secrete mucus D. All apply.