Exam 2: The Biological Perspective

The peripheral nervous system consists of ________.

Which part of the brain is the primary link to the glandular system?

Your heart races.You begin to breathe faster.Your pupils enlarge and your appetite is gone.Your __________ division has just been activated.

Garfield is having great difficulty controlling his appetite.All he wants to do is eat and no matter how much he eats he is still hungry.His weight is approaching 400 pounds and he still constantly wants to eat.His physician says the problem is due to a disorder in a specific center of the brain.The brain center is most likely the __________.

The brain is connected to the other parts of the nervous system by the ________.

The hypothalamus does NOT control:

Neurons whose primary purpose is to collect information from the sensory organs and carry that information to the spinal cord or brain are called __________.

A brain-imaging method called ______________ takes advantage of the magnetic properties of different atoms to take sharp,three-dimensional images of the brain.

The cortex "wrinkles" as a result of fluid filling the brain over the lifespan.

Ali is in the hospital about to undergo a brain-imaging process that involves taking many X-rays from different angles aided by the use of a computer.What type of imaging technique is being used?

Which of the following is responsible for the ability to selectively attend to certain kinds of information in one's surroundings and become alert to changes?

Most axon terminals contain a number of tiny oval sacs called __________.

What is the main function of the reticular formation?

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

Axons:

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

The thyroid and pituitary glands are part of our _________ system.

Activation of the sympathetic nervous system leads to pupil dilation,inhibition of digestion,and an accelerated heartbeat.

The pea-sized gland that is stimulated by light and helps regulate activity levels over the course of a day is the:

The occipital lobes contain the visual cortex,where visual signals are processed.