Menstrual cramps are most commonly caused by
A. increased FSH levels.
B. increased estrogen secretion by the ovary.
C. increased prostaglandin secretions.
D. increased HCG hormone release.
E. a decreased inflammatory response in the endometrium.
C
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In this transport process, the energy from hydrolysis of ATP is used to drive substances across the membrane against their own concentration gradients
a) primary active transport b) secondary active transport c) facilitated diffusion d) passive diffusion e) osmosis
Which of the following statements correctly describes transduction in photoreceptors when light stimulates them?
What will be an ideal response?
Oncotic pressure is the difference between the colloid osmotic pressure of the plasma and the colloid osmotic pressure of tissue fluid.
Answer the following statement true (T) or false (F)
A college student notes that when sitting down to dinner, he is frequently struck by an intense impulse to use the restroom
The proximal signal that triggers the reflex arc promoting this response most likely originates in which part of the system involved in the integrated response to a meal? A. brain B. pharynx C. esophagus D. stomach E. duodenum