The flexor muscles in the anterior arm (biceps brachii and brachialis) are innervated by what nerve?
A) radial
B) median
C) ulnar
D) musculocutaneous
Answer: D) musculocutaneous
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Which of the following are the minor lobes of the liver?
A. Left and caudate lobes B. Right and quadrate lobes C. Right and left lobes D. Left and quadrate lobes E. Quadrate and caudate lobes
Sensory impulses from baroreceptors located in the _____ are transmitted to the cardiovascular control center on the _____ nerve.
A) superior vena cava; vagus nerve B) carotid sinus; glossopharyngeal nerve C) descending aorta; spinal nerves D) right subclavian artery; vertebral nerves
The one-way propagation of action potentials down an axon is primarily due to
A) sodium ion depletion. B) potassium ion depletion. C) the absolute refractory period. D) ATP loss.
The bundle of collagen fibers at the end of a skeletal muscle that attaches the muscle to bone is called a(n)
A) fascicle. B) tendon. C) ligament. D) epimysium. E) myofibril.