The action of the biceps brachii is ________
A) extension at the elbow
B) extension at the elbow and extension and adduction at the shoulder
C) flexion of the forearm at the elbow, weak flexion at the shoulder, and supination of the forearm
D) flexion at the elbow
C
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What term is used to describe a single, brief contraction and relaxation cycle in a muscle fiber?
A. Contraction phase B. Whole muscle contraction C. Power stroke D. Muscle twitch
Which vessels branch from the subclavian artery and fuse to form the basilar artery to deliver blood to the brain?
A) Internal carotid arteries B) Middle cerebral arteries C) Ophthalmic arteries D) Vertebral arteries
Unlike the sensation of taste, it is NOT necessary to have the chemicals associated with smells dissolved in body fluids
Indicate whether the statement is true or false
Acetyl CoA
A. can enter the electron transport system directly. B. is a by product of glycolysis. C. might be used in ketogenesis. D. is needed to start oxidative deamination. E. is converted to pyruvic acid.