PTH, calcitriol and calcitonin are
a) The main regulators of magnesium in the blood
b) The main regulators of phosphate in the blood
c) The main regulators of calcium in the blood
d) The main regulators of NaCl in the blood
e) None of these choices
c
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At what point is meiosis II completed for the female gamete?
A) ovulation B) fertilization C) implantation D) puberty
Pulmonary (external) respiration refers to
A. gas exchange in the atmosphere. B. gas exchange between the lungs and the blood. C. gas exchange between the blood and body tissues. D. cellular respiration. E. atmospheric air coming into the lungs.
You examine a patient in the emergency department following a bee sting to the bridge of her nose. Both of the patient's eyes are swollen shut because:
A) the sting interfered with the nerve that raises the eyelid. B) the sting blocked lymph drainage from the region. C) the face is characterized by very cutaneous veins that ruptured from the sting. D) the face is characterized by very cutaneous arteries that ruptured from the sting. E) the face is characterized by very loose subcutaneous connective tissue that allows accumulation of excessive fluid with inflammation.
Name the capillary bed fed by an afferent arteriole and drained by an efferent arteriole.
What will be an ideal response?