Examlex
A beam of light that consists of a mixture of red,green and violet light strikes a prism (surrounded by air) as shown.Indices of refraction for this prism for the various colors are indicated in the table.An observer is located to the right of the prism as shown.
-Which color(s) could,in principle,be seen by the observer?
Muscle Efficiency
The effectiveness with which muscles convert energy (usually biochemical, such as ATP) into work or movement.
Graded Response
A response that varies directly with the strength of the stimulus, as seen in the incremental increase in a muscle's contraction strength in relation to stimulus intensity.
Lag Phase
One of the three phases of muscle contraction; time between the application of the stimulus and the beginning of muscular contraction; also called latent phase.
Muscle Twitch
Contraction of a whole muscle in response to a stimulus that causes an action potential in one or more muscle fibers.
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