When a neuron is at rest, there is more ________ on the inside of the cell than on the outside, and more ________ on the outside than on the inside.
A. sodium; potassium
B. potassium; sodium
Answer: B
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The difference between a person's maximum cardiac output and resting cardiac output is called the
a) stroke volume. b) peripheral resistance. c) afterload. d) cardiac reserve. e) venous return.
Binding of acetylcholine with its receptor on muscle cells causes
A) opening of a ligand-gated sodium channel. B) a gap in the cell membrane for calcium diffusion. C) vesicular release of sodium ions. D) opening of a voltage-gated calcium channel.
Is blood velocity faster or slower in the capillaries compared to the arteres? Explain.
What will be an ideal response?
The greater sciatic notch is found on the
A. inferior edge of the pubis. B. posterior side of the ilium. C. superior edge of the ischium. D. ventral surface of the sacrum. E. inferior edge of the ischium.