If you were running a marathon, which of the following type of muscle fibers would be most useful to you?
a. slow-twitch
b. fast-twitch, type i a
c. intermediate-twitch, type ii b
d. slow-intermediate twitch, type i b

Adebate between dietitian and nutritionist the difference between certification and licensing within these two professions

Exercise has no positive effects on the nervous system? true or falseu

Jessica is a friend dislodge a piece of meat from her throat. she delivers five blows on her friend’s back with her fist and then gives him five abdominal thrusts. is jessica doing the procedure correctly? 1 no, she should use the heel of her hand for the blows. 2 no, she should use the side of her hand for the blows. 3 no, she should use her elbows to deliver the blows. 4 no, she should use a tennis ball to deliver the blows.