What are three physical differences that exist between males and females? Be sure to address brain differences.

What will be an ideal response?


Women have about twice the body fat of men. On average, males grow to be about 10 percent taller than women. Females have a longer life expectancy than males, and females are less likely than males to develop physical or mental disorders. Females are more resistant to infection, and their blood vessels are more elastic than those of males.

Researchers have found some differences in brain structure between males and females. The part of the hypothalamus that is involved in sexual behavior tends to be larger in men than in women. Portions of the corpus callosum are larger in females than in males. The portion of the parietal lobe that functions in visuospatial skills tends to be larger in males. Females tend to show more metabolic activity in the areas of the brain involved in emotional expression.

Psychology

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Which of the following serves to disprove the linguistic-relativity hypothesis?

a. Bassa speakers use only two words for color. b. Infants display considerable intelligence before they learn to speak. c. English speakers are limited in their ability to think about snow when compared to the Inuit Eskimos. d. Language structures the way one sees the world.

Psychology

Two-year-old Nerea uses the word "ball" for anything round, including the moon, a globe, and a light fixture. She is making an __________ error

A) overextension B) overregularization C) underregularization D) underextension

Psychology

By 8 weeks of age, infants show signs of day/night sleep rhythms. What are these rhythms called?

A) Biorhythms B) REM C) Sleep cycling D) Circadian rhythms

Psychology

In a study on expert performance, Ericsson et al. (1993 ) reported that top-level performers practice their craft:

A) ?for only one or two hours per day. B) ?for eight or more hours per day. C) ?only when they feel like practicing. D) ?for about four hours per day.

Psychology