Exam 2: The Biological Perspective

The structure that connects the two hemispheres of the cerebral cortex is the __________.

The function of the neuron's axon is to __________.

How does the endocrine system influence behavior? Describe the functions of three glands and the hormones each secretes.

Which of the following regions contains the primary visual cortex?

The cerebral cortex is severed in individuals who are considered to have a "split brain" in a surgery to stop epileptic seizures.

The glands that secrete hormones directly into the bloodstream are called __________ glands.

Assume that you are testing a split-brain human subject whose language center is in his left hemisphere. If you place a house key into his left hand, he will __________.

Ever since Trey suffered a brain injury by falling from a ladder, his wife has continued to tell his doctor that his personality has changed. He used to be fun loving and carefree, but he is now more critical and yells at his children for seemingly little reason. Trey is likely to have suffered damage to the __________ lobe of his cortex.

Stem cells can become other cells, such as blood cells, nerve cells, and brain cells.

Individuals who have had their corpus callosum cut are said to have a __________.

One purpose of __________ is to speed up the neural message traveling down the axon.

Axons __________.

Pavati is recovering from a blow to her head and finds that she has great difficulty maintaining her balance and coordinating her movements. Injury to which part of Pavati's brain is likely to be causing her difficulties?

The two main divisions of the nervous system are the __________ and __________.

Maria often sleeps soundly and rarely awakens to any outside noise. However, the cries of Maria's baby can awaken her immediately. What part of the brain is responsible for this reaction?

Imani was in an automobile accident and suffered an injury to her brain, resulting in paralysis of her left arm. What part of Imani's brain was injured?

Riley was driving through a rough part of town late at night when a stray bullet hit the front side of his head. Both the left and right sides of his prefrontal cortex were severely damaged. As a result of the accident, Riley most likely __________.

The site of many mental processes that are unique to humans (self-awareness, initiative, planning ability, and goal-directed behavior) is the __________ lobes.

Dendrites __________.

Endocrine glands are glands that secrete __________.