Nitrogenous waste in the blood is the result of:
a. fat catabolism
b. protein catabolism
c. carbohydrate catabolism
d. nucleic acid catabolism
b. protein catabolism
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The metatarsophalangeal joints allow movement in two planes and are classified as ________ joints.
A. hinge B. ball and socket C. condylar D. pivot E. planar
The first step in tissue repair involves ________
A) replacement of destroyed tissue by the same kind of cells B) formation of scar tissue C) proliferation of fibrous connective tissue D) inflammation
Acid-base buffer systems minimize pH changes by
A) increasing breathing rate. B) converting weak acids to strong acids. C) promoting the excretion of hydrogen ions. D) converting strong acids to weak acids.
What is considered standard anatomical position?
A. The body is upright, the legs are close together, the feet are flat on the floor, the arms are close to the sides, and the face and palms of the hands are facing forward. B. The body is upright, the legs are close together, the feet are flat on the floor, the arms are spread far from the sides, and the face and palms of the hands are facing backward. C. The body is lying in a horizontal position, the legs are close together, the feet are pointing upward, the arms are close to the sides, and the face and palms of the hands are facing upward. D. The body is upright, the legs are far apart, the feet are flat on the floor, the arms are close to the sides, and the face and palms of the hands are facing forward.