Which buffers/buffer system exist(s) only in intracellular fluid?
A) plasma protein buffers
B) the hemoglobin buffer system
C) amino acid buffers
D) the carbonic acid-bicarbonate buffer system
E) the phosphate buffer system
Answer: E
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The portion of the peripheral nervous system that is composed of nerve fibers that innervate skeletal muscle is called the
A. autonomic nervous system. B. somatic motor nervous system. C. parasympathetic nervous system. D. afferent nervous system. E. sympathetic nervous system.
The pelvic diaphragm is formed by the
A. coccygeus only. B. deep transverse perineum muscle. C. levator ani and coccygeus muscles. D. levator ani only. E. sphincter urethrae and sphincter ani muscles.
Which build is slight with a long, narrow, and shallow thorax that is wider more superiorly?
A. Asthenic B. Hypersthenic C. Hyposthenic D. Sthenic
Match the stage of interphase with the event(s) that occur(s): G2
A)The cell permanently stops dividing. B)DNA replicates. C)The cell is metabolically active, synthesizing proteins, and growing rapidly. D)Cell division enzymes are synthesized, and the centrioles complete replication.