Which of the following is true of male children?
A) They are discouraged from participating in rough-and-tumble play by their parents.
B) They are likely to be decked out in pink or yellow attire embellished with ruffles and lace.
C) They are encouraged to engage in more physical activity than girls.
D) They are most likely to play with dolls, doll furniture, dishes, and toy animals.
Question 2During middle adulthood, aerobic capacity declines as:
A) less oxygen is taken into the lungs and less blood is pumped by the heart.
B) sensitivity to insulin is lost by the muscle tissues.
C) lean-body mass, which includes fat, is replaced by muscle.
D) large amounts of calcium are lost by the bones, making them porous and brittle.
Question 3According to studies by Hines and Zelazo in 2013, infant girls and boys:
A) are unlikely to smile at people's faces.
B) do not show the Babinski reflex.
C) do not differ in their dependency on adults.
D) differ in their social behaviors.
Question 4Which of the following changes occurs during middle adulthood?
A) Aerobic capacity increases.
B) The amount of muscle decreases.
C) Bone density increases.
D) The amount of fat decreases.
Question 5According to studies by Hines and Zelazo in 2013, which of the following is true of infant girls and infant boys:
A) Boys tend to advance more rapidly than girls in their motor development in infancy.
B) Infant boys tend to sit, crawl, and walk earlier than infant girls.
C) Infant girls and infant boys differ in their dependency on adults.
D) Both infant girls and infant boys are similar in their social behaviors.
Question 6Which of the following increases during middle adulthood?
A) Bone density
B) Body mass index
C) Blood sugar tolerance
D) The basal metabolic rate