Parathyroid hormone is the major regulator of the plasma concentration of which of the following ions?
a) Calcium
b) Sodium
c) Potassium
d) Chloride
e) Manganese
a
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A patient presents to the ER with a virus and some growths in and around her vagina. The physician recommends a pap smear. Which of the following does this patient probably have?
A) Herpes B) Hepatitis C) HPV D) HIV 51) 52) Which of the following statements is true? A) Herpes only affects male and female genitalia. B) HPV only affects females. C) Chlamydia and Hepatitis are both bacterial infections. D) Gonorrhea can be treated with antibiotics.
The opening of the neural tube that is closest to the future head is the
A. anterior neural fold. B. cranial neuropore. C. rostral neural groove. D. caudal neural canal. E. neural crest aperture.
Which of these statements about ion movement through the plasma membrane is true?
A) Movement of Na+ out of the cell requires energy (ATP). B) When Ca2+ binds to proteins in ion channels, the diffusion of Na+ into the cell is inhibited. C) There are specific ion channels that regulate the diffusion of Na+ through the plasma membrane. D) All of the above.
All of the following could be learned from a blood chemistry test except
A. blood urea nitrogen. B. bilirubin levels. C. elevated glucose levels. D. heart rate and blood pressure. E. elevated cholesterol levels.