Yuan Enters a Summer Program for High School Students Who

question 29

Multiple Choice

Yuan enters a summer program for high school students who are gifted in math.Of the 40 students,she is one of five girls.Her success in the program is likely to

• A)be greater because she wants to prove that girls can handle it.
• B)depend on making friends with the smartest boys.
• C)suffer because of the effect of stereotype threat.
• D)be unaffected by the unbalanced male-female ratio.

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Definitions:

Acetylcholine

A neurotransmitter and chemical that motor neurons of the nervous system release in order to activate muscles.

Secretion

The process by which substances are produced and discharged from a cell, gland, or organ for a particular function in the organism or for excretion.

Terminal Cisternae

Enlarged areas of the sarcoplasmic reticulum around the myofibrils of muscle cells, involved in calcium ion storage.

T-tubules

Tubular extensions of the plasma membrane that penetrate into the center of skeletal and cardiac muscle cells, facilitating the transmission of electrical impulses.