Somatic motor neurons must be ________ to relax the external urethral sphincter to allow urination.
a)stimulated
b)inhibited
b)inhibited
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Passing through the NREM stages (1 through 4), the frequency of the EEG waves declines, but their amplitude increases
Indicate whether the statement is true or false
Cartilagenous joints are connected by
A) synovial fluid. B) hyaline cartilage or fibrocartilage. C) fibrous connective tissue. D) a joint capsule.
Interactions between actin and myosin filaments of the sarcomere are responsible for
A) muscle fatigue. B) the conduction of neural stimulation to the muscle fiber. C) muscle contraction. D) muscle relaxation. E) the striped appearance of skeletal muscle.
Which muscle originate on the phalanges?
A) All the wrist flexors. B) All the wrist extensors. C) No muscles originate on the phalanges. D) All the wrist adductors. E) All the wrist abductors.