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 antagonistic effect
C. The permissive effect
D. The synergistic effect
E. The cascade effect
Answer: D
Anatomy & Physiology
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Which of the following expressions defines angular velocity?
A. change in angular position over a given time B. angular displacement divided by time C. both A and B D. neither A nor B
Anatomy & Physiology
How do the kidneys regulate blood volume and blood?
a) by regulating water intake b) by regulating water output c) by regulating both water intake and output
Anatomy & Physiology
The membrane connections that prevent the leaking of fluid between cells are called ________
A) gap junctions B) tight junctions C) desmosomes D) microvilli
Anatomy & Physiology
When viewing a centrifuged blood sample, the erythrocytes will be on the top
Indicate whether this statement is true or false.
Anatomy & Physiology