Exam 3: Biological Foundations of Behaviour

When brain researchers use the term "executive functions," they are referring to:

Sean is a split-brain patient who volunteers to demonstrate to Dr.Jones' psychology classes the effects of his condition.Dr.Jones controls whether objects are presented to either Sean's right or left visual field.When Dr.Jones presents an ordinary pencil to the right side of Sean's visual field,he is _________ due to the language-rich ________ hemisphere.

Immature and "uncommitted" cells that can mature into any type of neuron or glial cell needed by the brain are called ______________.

After partying with friends one night,Angela got into her car to drive herself home.She had been drinking and was involved in a tragic accident.The doctors at the hospital kept Angela alive on life support systems until her parents arrived.They explained to Angela's grief stricken parents that this structure of the brain had been damaged and without life support she would die.This structure is the __________:

For a brief period of time,shortly after a neural impulse has been triggered,a neuron is not excitable and cannot fire another impulse.This is called ____________:.

Which of the following statements about the motor cortex is true?

During the final period of the championship hockey game,Tim is sliced across the ear by an opponent's skate.Despite the damage to his ear,Tim continues to play the game,and scores the winning goal.Tim's ability to continue playing the game despite the searing pain in his ear is likely a result of a massive release of which type of transmitter?

The response of the immune system is first triggered by the presence of:

What is the effect of the myelin sheath on the conduction of neural impulses?

In most humans,language is localized:

The two ways in which neurotransmitters are deactivated in the synapse are chemical breakdown and reuptake.

Rheumatoid arthritis was discussed as an example of a(n):

What are the four lobes of the brain and where are they located? For each lobe,discuss the general functions that are associated with it.

The electroencephalogram,or EEG,was discussed as an example of the _____________ method of studying brain-behaviour relations.

The main function of glial cells is to speed up the transmission of neural impulses.

Abnormally high levels of dopamine have been observed in the brains of people with:

Activation of the sympathetic nervous system produces arousal that speeds up your heart,dilates your pupils,and slows down your digestive system.This is sometimes called the ___________________.

Kyle is a successful trial attorney,particularly adept at his ability to verbally out maneuver his opponents in the courtroom.Last month Kyle was diagnosed with a degenerative brain disorder.Kyle now wonders how long he will be able to continue working because he is having trouble understanding what his clients are telling him.He hears the words; he is just unable to make sense of their meaning.Which area of the brain would doctors say is most likely involved in his disease?

When an electrical charge of a neuron reaches the action potential threshold,its voltage momentarily goes from -70 millivolts to +40 millivolts in a process that is called _____________.

The area of the brain that is involved in various aspects of motivational and emotional behaviour,such as sex,temperature regulation,sleeping,eating,and drinking,is the ____________.