Neither follicle stimulating (FSH) hormone nor testosterone alone can stimulate significant sperm production, whereas when they act together, the testes produce some 300,000 sperm per minute
This is an example of which principle regarding hormones?
A) Hormone clearance
B) The cascade effect
C) The permissive effect
D) The synergistic effect
E) The antagonistic effect
D
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Hearing your cell phone ring in an otherwise quiet lecture hall is an example of which of the following types of nervous system functions?
a) Sensory function b) Integrative function c) Motor function d) More than one of the types of nervous system functions e) None of the types of nervous system functions
Neutrophils swell and mature into macrophages after they enter the tissues
Indicate whether the statement is true or false
White blood cells
a. are the most abundant type of blood cell. b. do not have nuclei. c. are actually only cell fragments. d. defend the body against foreign invasion. e. are found only in the blood.
The vein that ascends along the medial side of the lower limb to the femoral vein is the ________ saphenous vein, and the vein that ascends along the posterior aspect of the leg to the popliteal vein is the ________ saphenous vein.
A. external; internal B. great; small C. small; great D. internal; external