What suggests that people with a smaller than average hippocampus have increased risk of PTSD?
a. Comparisons of the brains of hundreds of people with and without PTSD
b. Studies of soldiers who had brain scans prior to enduring a traumatic experience
c. Comparisons of the brains of monozygotic twins with and without PTSD
d. Studies of the brains of people before and after treatment for PTSD
c
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Answer the following statements true (T) or false (F)
1. Anorexics have extremely low levels of ghrelin in their blood. 2. Anorexia typically strikes young women in their early 20s. 3. Canada's most pervasive eating-related problem is obesity. 4. We often eat out of habit even when we are not hungry. 5. People who have obese romantic partners are judged negatively relative to people who have non-obese romantic partners.
The two cerebral hemispheres are connected by the
A. anterior commissure and the corpus callosum. B. anterior and medial commissures. C. medial commissure and the corpus callosum. D. arcuate fasciculus and the corpus callosum.
The structure composed of the axons of ganglion cells from the retina that carry visual information from the eye to the brain is known as the ________.
A. basilar membrane B. tympanic membrane C. olfactory bulb D. optic nerve
What structure sits in the brain and directs the rest of the endocrine glands in the body to release or withhold their hormones?
a. Thyroid b. Pituitary c. Adrenal d. Pineal