The Mite Is the Vector For

question 24

Multiple Choice

The mite is the vector for:

• A)Rickettsialpox
• B)Ehrlichiosis
• C)Trench fever
• D)Rocky Mountain Spotted Fever

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Definitions:

All-Or-None Response

The principle that no variation exists in the strength of a single action potential; only a stimulus strong enough to depolarize the membrane to its critical threshold level results in transmission of an action potential.

Depolarized

A state in which the membrane potential of a neuron is less negative compared to the resting potential, easing the initiation of an action potential.

THC

Tetrahydrocannabinol, the principal psychoactive constituent of cannabis that affects the brain and alters mood or consciousness.

Psychoactive

Substances that, when taken, alter mood, perception, or brain function.