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Exam 2: Brain and Behavior.

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Question 111

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Which of the following is knownas the "cuddle" hormone, is released by the pituitary gland, and plays an important role in deepening the mother/child bond during the all-important early years?

A) ​androgens
B) ​melatonin
C) ​oxytocin
D) ​corticoids

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Question 112

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Which of the following parts of the brain can be viewed as a link between the forebrain and the brainstem?

A) corpus callosum
B) midbrain
C) hypothalamus
D) limbic system

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Question 113

Multiple Choice

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The most obvious difference between the human brain and the brain of a fish would be in the

A PET scan detects which of the following that are emitted by glucose as it is consumed by the brain cells?

Coma researchers used fMRI to reexamine 54 patients previously diagnosed as being in a persistent vegetative state, or brain-dead.Patients were repeatedly asked to imagine swinging a tennis racquet or walking down a familiar street.Five of the patients showed clearly different brain activity to the two tasks despite being unable to communicate with doctors in any other way.These results suggest that not all patients who are non-responsive are brain dead, but instead some may have

During a negative after-potential, there is an outward flow of which of the following from the axon?

The cerebral cortex in humans accounts for what percent of all the neurons in the central nervous system?

Regarding dexterity, there is a greater portion of motor cortex devoted to the

Through his use of stimulants and hallucinogens, Martin caused damage to his pons.Now doctors have to inject him with medication that will help

The paralyzing effect of curare is caused by its ability to attach to receptor sites on muscles and block the action of acetylcholine.

The differences between the two sides of the body, especially differences in the abilities of the brain hemispheres are referred to as __________.

Which of the following is NOT controlled by the hypothalamus?

After a stroke, Jarmaine began having periodic trouble with his hearing, then he began experiencing visual problems, and sometimes even numbness in different parts of his body.Most recently, he is able to smell his wife's cooking and anticipate the flavor of his favorite foods, but alas, the food often does not have any taste.Which part of his brain is malfunctioning?

Although other neurotransmitters are present, the brain's reward or "pleasure" system has a predominance of which neurotransmitter?

John has some paralysis and loss of sensation on his right side after a motorcycle accident.It is likely that there is brain damage in the

From an early age, Daniel's parents noticed that Daniel could perform all tasks, including writing and sports activities, equally well with either of his hands.In fact, Daniel really does not prefer the use of one hand over the other in doing any task.Daniel would be described as

Regarding handedness, which of the following is FALSE?

You are watching a horror movie.The music changes to the familiar tune you recognize as a prelude to danger.You tense up, your heart rate increases, your breathing becomes shallow, and your mouth is dry.Which nervous system has been activated?

Most nerve cell fibers outside the brain and spinal cord are wrapped by a thin layer of cells that form a "tunnel" that damaged fibers can follow as they repair themselves.This thin layer of cells is known as __________.

Regarding speech and language processing by left-handers, which of the following statements is TRUE?