What must be present for calcium to be absorbed from the small intestine?
A. Phosphorus
B. Calcitriol
C. Fat
D. Vitamin D
Answer: B
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Because all action potentials are alike, how does the brain separate situations that require immediate attention from ordinary "positional" reports?
What will be an ideal response
Norepinephrine binding to alpha receptors on vascular smooth muscle causes ________ and epinephrine binding to alpha receptors on vascular smooth muscle causes ________.
Fill in the blank(s) with the appropriate word(s).
A female wants to take a hormonal contraceptive that contains progesterone only. What could be an option?
A) spermicide B) skin patches from ORTHO-EVRA C) intramuscular injections of the Depo-Provera shot D) vaginal rings from NuvaRing
Identify the three mechanisms by which the hypothalamus integrates neural and endocrine function
What will be an ideal response?