Parathyroid hormone is antagonized by
a. thyroid hormone.
b. adrenocorticotropic hormone.
c. calcitonin.
d. antidiuretic hormone.
e. aldosterone.
Answer: c. calcitonin.
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The longest portion of the small intestine is the
A) ilium. B) jejunum. C) colon. D) appendix. E) duodenum.
The adenoids are also called the pharyngeal tonsils.
Answer the following statement true (T) or false (F)
Erythropoietin is a hormone produced by the ________ to increase the rate of production and maturation of erythrocyte progenitor and erythroblast cells.
Fill in the blank(s) with the appropriate word(s).
What are the two determinants of cardiac output?
a. size of the ventricles and stroke volume b. size of the heart and blood pressure c. blood pressure and heart size d. heart rate and ventricular volume e. heart rate and stroke volume