Question 1

The ________ nervous system is what controls your ability to write down your answer to this question.

Accepted Answer

A) parasympathetic 
B) autonomic 
C) somatic 
D) sympathetic

Question 2

How can scientists study the living brain,since it is protected by the skull? The textbook notes several methods for this type of study.Describe the different approaches that have been used to explore the workings of the brain.

Accepted Answer

The answer of How can scientists study the living brain,since...

Question 3

List five different functions of glial cells.

Accepted Answer

The answer of List five different functions of glial cells....

Question 4

When a neurotransmitter binds briefly with a receptor site,the ultimate effect is either excitatory or inhibitory.Explain the effects of each.

Accepted Answer

The answer of When a neurotransmitter binds briefly with a...

Question 5

The subdivision of the peripheral nervous system that connects to sensory receptors and to skeletal muscles is called the:

Accepted Answer

A) parasympathetic nervous system. 
B) central nervous system. 
C) sympathetic nervous system. 
D) somatic nervous system.

Question 6

Another name for neuron is:

Accepted Answer

A) neurotransmitter. 
B) glia cell. 
C) precursor cell. 
D) nerve cell.

Question 7

Some popular writers have been quick to assume that brain differences between men and women explain differences in behaviours in real life.For example,it has been concluded that brain differences explain why women would rather talk about feelings and men would rather talk about sports.Sex differences in the brain have been cited to explain men's resistance in asking for directions and women's willingness to ask for help when lost.What are three problems with conclusions such as these?

Accepted Answer

The answer of Some popular writers have been quick to...

Question 8

Tate is eager to increase his creativity and intuition so that he can excel in his career as an engineer.He plans to sign up for an expensive course to promote the use of his right brain.As one of his good friends,what advice would you give to Tate regarding this course? What characteristics of human thought might explain the eagerness to glorify being "right-brained" and to disparage being "left-brained" (or vice versa)?

Accepted Answer

The answer of Tate is eager to increase his creativity...

Question 9

If Hiroshi's brain is like that of most people,then language will be handled by his:

Accepted Answer

A) hippocampus. 
B) occipital lobe. 
C) corpus callosum. 
D) left hemisphere.

Question 10

When neurons communicate,they do so

Accepted Answer

A) when an electrical potential "hops" between two cells. 
B) by touching one another,end to end. 
C) in an electrical and chemical language. 
D) through a chemical neurotransmitter that travels down the axon.

Question 11

Outgoing neural signals pass along the ________ to terminal branches.

Accepted Answer

A) receptor site 
B) glial cell 
C) axon 
D) dendrite

Question 12

Arranging the different parts of a neuron in terms of the order in which incoming signals travel,the correct sequence would be:

Accepted Answer

A) dendrites,cell body,axon,axon terminals. 
B) dendrites,axon,cell body,axon terminals. 
C) axon terminals,axon,cell body,dendrites. 
D) axon,axon terminals,cell body,dendrites.

Question 13

Norepinephrine affects neurons involved in all of the following EXCEPT:

Accepted Answer

A) awakening from sleep. 
B) slowing of intestinal activity during stress. 
C) voluntary movements. 
D) increased heart rate during stress.

Question 14

The sympathetic nervous system acts like the ________ of a car.

Accepted Answer

A) radiator 
B) brake 
C) spark plug 
D) accelerator

Question 15

The human body has ________ pairs of peripheral nerves that enter or leave the spinal cord,and ________ pairs that are in the head,connecting directly to the brain.

Accepted Answer

A) 12; 31 
B) 12; 43 
C) 31; 12 
D) 43; 31

Question 16

Which of the following regions contains the visual cortex?

Accepted Answer

A) temporal lobes 
B) occipital lobes 
C) parietal lobes 
D) frontal lobes

Question 17

Which of the following neurotransmitters affects neurons involved in learning,dreaming,and waking from sleep?

Accepted Answer

A) GABA 
B) acetylcholine 
C) serotonin 
D) norepinephrine

Question 18

Research by contemporary neuroscientists has shown that:

Accepted Answer

A) precursor cells can replace damaged cells in a human spinal cord,thus restoring use of limbs. 
B) severed spinal cord axons in an animal regrow if treated with certain nervous-system chemicals. 
C) neurons in the central nervous system cannot regenerate and grow back. 
D) no new central nervous system cells are produced after infancy.

Question 19

Which of the following is NOT a part of the peripheral nervous system?

Accepted Answer

A) the somatic nervous system,which includes nerves connected to sensory organs and skeletal muscles 
B) motor nerves,which carry orders from the central nervous system to the muscles,glands,and internal organs 
C) sensory nerves,which carry information to the brain and spinal cord from the skin,muscles,and internal and external sense organs 
D) the emotional nervous system,which regulates responses of the body to stress

Question 20

Match these descriptions with the appropriate brain imaging or recording method.
-A method of stimulating brain cells using a powerful magnetic field produced by a wire coil placed on a person's head.

Accepted Answer

A) fMRI 
B) PET 
C) EEG 
D) MRI 
E) TMS

Exam 4: The Brain: Source of Mind and Self