________ is characterized by a decrease in blood Ca2+ level, which may result in cardiac arrest and tetany of skeletal muscles.
A. Hypoparathyroidism
B. Cushing syndrome
C. Addison disease
D. Hyperthyroidism
E. Hyperparathyroidism
Answer: A
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The electric potential difference across the cell membrane is known as
A) the membrane potential. B) the membrane difference. C) the cellular potential. D) the cellular difference. E) the plasmalemma potential.
A natural or an artificial wading area that is used to cool swine is known as what?
A) wallow B) snare C) pile D) tusk
Urine moves from the kidneys to the urinary bladder through the ureters
a. by active transport. b. passively by the force of gravity. c. by peristaltic contraction of the smooth muscle of the ureters. d. when the bladder empties and creates a negative pressure that pulls the urine to the bladder. e. none of these answers.
Normal alveolar PCO2 is ________.
A. 46 mm Hg B. 105 mm Hg C. 100 mm Hg D. 40 mm Hg