Because the response of a nerve fiber is all-or-none, a greater intensity of stimulus does not produce a stronger impulse.
Answer the following statement true (T) or false (F)
True
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The medial pathway of the indirect motor pathway consists of three groups of tracts. The one that helps to regulate positional changes of the arms, eyes, head, and neck as a consequence of visual and auditory stimuli is the
A. reticulospinal tract. B. vestibulospinal tract. C. tectospinal tract.
The "remodeling" of the fish gill to permit a fish to switch from freshwater to sea water is called __________
Fill in the blank with the correct word.
The cell type typical of the lining of the conducting zone of the respiratory system is ____ epithelium.
a) pseudostratified ciliated columnar b) simple columnar c) stratified squamous d) simple squamous
Skeletal muscle, as a whole, can generate different amounts of force, and different degrees of shortening, in response to stimuli. What is this concept called?
A) graded response B) twitch C) fused, or complete, tetanus D) incomplete, or unfused, tetanus E) action potential