A brainstem stroke could result from a clot in the femoral vein.

a. true
b. false


Ans: b. false

Anatomy & Physiology

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An eccentric contraction is described as

A. action potential frequency is high enough that no relaxation of muscle fibers occurs. B. a muscle produces constant tension during contraction. C. a muscle produces an increasing tension during contraction. D. a muscle produces increasing tension as it shortens. E. a muscle produces tension, but the length of the muscle is increasing.

Anatomy & Physiology

Which is TRUE about the Na+, K+ ATPase pump in neurons?

A. It maintains an electrical gradient at the equilibrium potential of K+. B. It pumps 3 Na+ ions into the cell for every 2 K+ ions it pumps out. C. It transports equal numbers of sodium and potassium ions with each pump cycle. D. It maintains a concentration gradient for K+ such that diffusion forces favor movement of K+ into the cell. E. It generates a small electrical potential such that the inside is made negative with respect to the outside.

Anatomy & Physiology

Match the function or term with the appropriate organic molecule.A. CarbohydratesB. LipidsC. ProteinsD. Nucleic acidsGlycogen

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

When an action potential passes over the surface of a synaptic knob, the contents of the

vesicles are released in response to the presence of A) neurotransmitters. B) calcium ions. C) neuropeptides. D) sodium ions.

Anatomy & Physiology