Use Figure 50.3 to Answer the Following Questions

question 44

Multiple Choice

Use Figure 50.3 to answer the following questions.

Figure 50.3
-The structure pictured in Figure 50.3 can be found in which types of muscles?

• A)skeletal
• B)cardiac
• C)smooth
• D)A and B only
• E)A, B, and C

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Definitions:

Weber's Law

A principle stating that the change in a stimulus that will be just noticeable is a constant ratio of the original stimulus.

Just Noticeable Difference

The minimal change in a stimulus that can just barely be detected by an organism.

Absolute Threshold

The lowest level of stimulation that a person can consciously detect 50 percent of the time the stimulation is present.

Stimulus

is any object or event that elicits a sensory or behavioral response in an organism.