What substance is a precursor for prostacyclin?
A) von Willebrand factor
B) thromboxane A2
C) thrombin
D) fibrin
E) arachidonic acid
Ans: E) arachidonic acid
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During thyroid surgery, a surgeon mistakenly removes the parathyroid glands from his patient. Which of the following is a likely outcome in the patient?
A. Blood calcium levels will drop. B. His kidneys will decrease the loss of calcium in the urine. C. He will lose bone mass due to excessive bone erosion. D. His blood sugar will increase.
________ is the most common type of fetal testing
A) CVS B) A DNA probe C) Blood chemistry D) Amniocentesis
The cytosol is the gel-like mass of the cytoplasm
Indicate whether the statement is true or false
The typical coloration of the feces is due to
a. bile salts. b. undigested cellulose. c. aqueous NaHCO3 secretion. d. bilirubin. e. disintegrated epithelial cells.