The strength of a stimulus is communicated through
A. the frequency of action potentials.
B. changes in the magnitude of the action potential.
C. the length of time action potentials are produced.
D. Both "the frequency of action potentials" and "the length of time action potentials are produced" are correct.
Answer: D
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Because of their role in material exchanges, the _______________ are considered to be the functional units of the cardiovascular system
Fill in the blank with correct word.
A sensation is ______, and projection of a sensation is the ______
A) the stimulation of a receptor cell; transmission of an impulse into the brain B) a good feeling from a stimulation; right side of the brain projecting the sensation to the left side, or vice versa C) a change in membrane permeability of a receptor; transmission of an impulse into a sensory area of the brain D) a feeling that results from sensory stimulation; brain causing it to seem to come from the receptors being stimulated
Describe the specialized types of cardiac muscle cells
What will be an ideal response?
The simplest reflex is the:
a. polysynaptic b. stretch c. monosynaptic d. withdrawal e. both (b) and (c)