Isometric contractions at progressively increased angles of stretch typify ____
A) ?controlled ballistic stretching
B) ?ballistic stretching
C) ?proprioceptive neuromuscular facilitation
D) ?static stretching
E) ?passive stretching
C
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During physiology class, the instructor asks students to explain the pathology behind development of multiple sclerosis. Which student gave the most accurate description?
A) The demyelination and subsequent degeneration of nerve fibers and decreased oligodendrocytes, which interfere with nerve conduction B) Muscle necrosis with resultant increase in fat/connective tissue replacing the muscle fibers C) Atherosclerotic destruction of circulation to the brain resulting in lactic acid buildup that affects nerve transmission D) Autoimmune disease where antibody loss of acetylcholine receptors at the neuromuscular junction causes decrease motor response
Amphetamines are commonly called downers, reds, or yellows
Indicate whether the statement is true or false
When our efforts to achieve our goals are thwarted, we experience:
a. conflict. b. frustration. c. burnout. d. hormones.
Which of the following statements is TRUE?
A. Amphetamines may be taken to promote rapid weight loss. B. Anabolic-androgenic steroids may be taken to boost performance in endurance events. C. Diuretics may be taken to mask caffeine use. D. The National Athletic Training Association supports the use of amphetamines and diuretics but not anabolic-androgenic steroids. E. Steroid use can be deadly.