Exam 4: The Brain: Source of Mind and Self

Danny suffered brain damage in a car accident.As a result he is clumsy and uncoordinated.Which structure was most likely damaged?

In the peripheral nervous system,the axons,and sometimes dendrites,of individual neurons are collected together in bundles called nerves.

Which structure is involved in drives associated with survival of both the individual and the species?

Libby's physician refers her to a medical centre in order to have the biochemical activity in her brain analyzed.She is given an injection of a glucose-like substance containing a radioactive element and then she lies with her head in a scanner.The technique being used is:

Name one drawback to the transcranial magnetic stimulation method.

The cerebrum consists of two hemispheres,each of which is divided into ________ lobes.

A chemical substance that is released by a transmitting neuron at the synapse and that alters the activity of a receiving neuron is called a/an:

When an individual's pupils constrict,heart beat slows,and digestion is activated,then the parasympathetic nervous system has become active.

Neurogenesis is the process through which dopamine molecules cross the blood-brain barrier.

Michael Gazzaniga has argued that without help from the left side,the right side's mental skills would probably be vastly inferior to the cognitive skills of a chimpanzee.Roger Sperry,however,has jumped to the defence of the right brain.Compare and contrast the reasoning behind each position.Where do you stand on this topic?

Which of the following is NOT true?

"Pruning" refers to:

Match these descriptions with the appropriate brain structure. -A brain structure that relays sensory messages to the cerebral cortex.

Although it weighs only ________,the brain is the bedrock of all behaviour and mental activity.

The function of ________ is to gather and process information,produce responses to stimuli,and coordinate the workings of different cells.

In Parkinson's disease a loss of cells that produce ________ is responsible for tremors and muscle rigidity.

How many pairs of cranial nerves enter the brain directly?

Actor Michael J.Fox announced that he was leaving his hit show,"Spin City," because he had Parkinson's disease and wanted to spend more time with his family.His disorder is caused by:

If a person experienced a loss of sensation,weakness,a lack of coordination,and vision problems,then a physician may suspect that a/an ________ has occurred.

Marcia buys St.John's wort at her local health food store.She may be unaware that: