Which of the following neurotransmitters acts as an excitatory transmitter in the skeletal muscles, but functions as an inhibitory transmitter in the heart muscle?
a. Norepinephrine
c. Acetylcholine
b. Epinephrine
d. Serotonin
C
Health & Biomechanics
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VO2 is determined by the heart rate, the stroke volume, and the amount of oxygen removed from the vascular system
Indicate whether this statement is true or false.
Health & Biomechanics
What percent of 120 is 48?
A) 40 % B) 168 % C) 120 % D) 4 % E) 72 %
Health & Biomechanics
Drugs such as Rohypnol and GHB have been implicated in which type of rape?
a. date rape b. power rape c. anger rape d. sadistic rape e. sexual gratification rape
Health & Biomechanics
Which of the following will NOT increase aerobic intensity?
a. hyperventilating b. a higher step aerobics bench c. greater amplitude of movement d. deeper water (water aerobics) e. greater use of the arms
Health & Biomechanics