After Acetylcholine Is Released from the Axon Terminal,it

question 52

Multiple Choice

After acetylcholine is released from the axon terminal,it

• A)binds to its receptors in the sarcolemma.
• B)binds to troponin to expose active sites on actin.
• C)diffuses out of the sarcoplasmic reticulum.
• D)binds to active sites on actin.

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Definitions:

Psychophysical Threshold

The minimum level of stimulus intensity perceived by the sensory system.

Just Noticeable Difference

The smallest difference in stimulation required to detect a change in sensory inputs, also known as the difference threshold.

Detectable Difference

The minimum change in a stimulus that can be correctly identified as different from a reference stimulus a certain proportion of the time.

Ernst Weber

A pioneering psychologist best known for his work in the sensory perception field, including Weber's Law regarding the just-noticeable difference in stimuli.