A typical ejaculation releases approximately ________ sperm

A) 1 million
B) 250 million
C) 100,000
D) 20 million
E) 800 million


B

Anatomy & Physiology

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Core body temperature is the

A. average temperature across all portions of the body. B. average body temperature across all hours of the day. C. temperature of the head and torso. D. temperature recorded at the center of the long bones of the limbs.

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In which part of a neuron is the postsynaptic membrane usually found?

A. Synaptic knob B. Axon C. Dendrite D. Perikaryon E. Axon collateral

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What is the letter associated with the dark bands in a sarcomere?

A. M B. A C. Z D. I E. H

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Action potentials in the heart spread from cell to cell through

A. gap junctions. B. valves. C. interneurons. D. coronary vessels. E. desmosomes.

Anatomy & Physiology