Prior to implantation, how are the developing cells that will become the fetus nourished?
a. Nourishment is not necessary at this stage of development.
b. From the umbilical cord and through the placenta
c. From the yolk of the original egg cell
d. From the endoderm of the blastocyst
c
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Alex is playing in a room with his mother nearby. Alex becomes distressed when a stranger enters the room and rushes to his mother's side. When his mother and the stranger leave the room for a moment, Alex wails and cries. However, when his mother returns, he runs to her, and instead of giving her a hug, he punches her in the arm. What type of attachment pattern is Alex demonstrating?
A. avoidant attachment pattern B. secure attachment pattern C. ambivalent attachment pattern D. disorganized-disoriented attachment pattern
According to John Holland's personality type theory, a person who would have an interest in acting, poetry, or painting would probably be described as __________.
A. conventional B. enterprising C. realistic D. artistic
Which of the following has NOT been shown to boost the immune system?
a. support groups b. positive emotions, such as laughter c. guided imagery d. upsetting emotions, such as anger
Baby Gabriella claps her hands after her mother does. Gabriella is displaying __________
A) reinforcement B) classical conditioning C) observational learning D) adaptation