Ovulation is triggered by a positive feedback loop resulting in a surge of:
A) progesterone. B) testosterone.
C) luteinizing hormone (LH). D) inhibin.
Answer: C
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Consistent with Boyle's law, air flows from a region of lower pressure (the atmosphere) into a region of higher pressure within the lungs
Indicate whether this statement is true or false.
Select the incorrect statement about the plasma membrane
a. cholesterol contributes to its stability. b. membrane proteins are inserted in a lipid bilayer. c. it consists mostly of proteins. d. its lipid bilayer is not a rigid structure. e. membrane carbohydrates are only on its outer surface.
The long bone growth-promoting effects of growth hormone are mediated by __________.
A. somatostatin B. somatotrophs C. somatomedins D. insulin
Which of the following is not a function of the nervous system?
a) Sensory function
b) Integrative function
c) Motor function
d) All are functions of the nervous system