Question 1

List the three main parts of the neuron and explain the role each plays in the transmission of neural communication.

Accepted Answer

The answer of List the three main parts of the...

Question 2

Reflexes above the neck,such as sneezing and blinking,involve the ________,and reflexes below the neck,such as pulling a hand away from a hot stove,involve the ________.

Accepted Answer

A) lower part of the brain; spinal cord 
B) cranial nerves; precursor cells 
C) sensory nerves; lower part of the brain 
D) spinal cord; cranial nerves

Question 3

Harmful effects can occur when neurotransmitter levels are too high or too low.

Accepted Answer

A) True 
 B)False

Question 4

Hilda's husband is told that his wife is suffering from Alzheimer's disease and that she has lost brain cells that are responsible for producing:

Accepted Answer

A) norepinephrine. 
B) dopamine. 
C) GABA. 
D) acetylcholine.

Question 5

The two parts of the peripheral nervous system are:

Accepted Answer

A) the autonomic nervous system and the sympathetic nervous system. 
B) the somatic nervous system and the autonomic nervous system. 
C) the somatic nervous system and the skeletal nervous system. 
D) the sympathetic nervous system and the parasympathetic nervous system.

Question 6

The primary reason for performing split-brain surgery on humans was to:

Accepted Answer

A) reduce the tremors,stiffness,and rigidity of severe Parkinson's disease. 
B) find out what each half of the brain can do,cut off from the other. 
C) find out whether the two hemispheres would develop an alternate means of communication. 
D) reduce the seizures in patients with debilitating,uncontrollable epilepsy.

Question 7

What are the two divisions of the peripheral nervous system?

Accepted Answer

A) the central nervous system and peripheral nervous system 
B) the somatic nervous system and autonomic nervous system 
C) the sympathetic nervous system and parasympathetic nervous system 
D) the parietal nervous system and temporal nervous system

Question 8

Melatonin is secreted by the pineal gland.

Accepted Answer

A) True 
 B)False

Question 9

In the peripheral nervous system,________ carry messages from special receptors in the skin,muscles,and other internal and external sense organs to the spinal cord,which sends them along to the brain.

Accepted Answer

A) sensory nerves 
B) spinal reflexes 
C) motor nerves 
D) cranial reflexes

Question 10

All of the following are examples of spinal reflexes EXCEPT:

Accepted Answer

A) the erection of the penis. 
B) the secretion of hormones. 
C) the hand pulling back in pain. 
D) the ejaculation of semen.

Question 11

Which of the following sex hormones contributes to the growth and maintenance of the uterine lining in preparation for a fertilized egg?

Accepted Answer

A) androgen 
B) estrogen 
C) progesterone 
D) testosterone

Question 12

Sympathetic nervous system activation:

Accepted Answer

A) enables the person to sense the world. 
B) mobilizes the body for action. 
C) tends to slow the body down. 
D) keeps the body running smoothly.

Question 13

In an attempt to relieve Mary's life-threatening seizures,doctors removed most of her hippocampus along with part of the amygdala.After the operation:

Accepted Answer

A) she could no longer walk or control her arm movements. 
B) her two hemispheres could not communicate with one another. 
C) she could not remember new experiences. 
D) her seizures remained unrelenting and uncontrollable.

Question 14

Jeff is writing a term paper on the role of melatonin.He decides to emphasize the important role that this hormone plays in regard to:

Accepted Answer

A) the response to drugs,such as caffeine and nicotine. 
B) the masculinizing effects on the testes. 
C) daily biological rhythms and sleep. 
D) physical changes in girls at puberty.

Question 15

Dr.Hardin is a neuroscientist.Which of the following is LEAST LIKELY to be her area of research?

Accepted Answer

A) aspects of psychosexual development of the child 
B) biological basis for mental disorders 
C) biological foundations of consciousness 
D) aspects of the brain involved in memory

Question 16

A nerve is a bundle of:

Accepted Answer

A) axons. 
B) dendrites. 
C) glial cells. 
D) neurofibrils.

Question 17

Although a split-brain patient could not describe an object presented to his left visual field,he could:

Accepted Answer

A) use his two hemispheres to coordinate a response. 
B) actually say what the object is,but refuse due to his condition. 
C) point to the object with his right hand. 
D) point to the object with his left hand.

Question 18

The site where a nerve impulse is transmitted from one nerve cell to another is called the:

Accepted Answer

A) action potential. 
B) precursor cell. 
C) synapse. 
D) myelinated axon.

Question 19

Synaptic vesicles are tiny sacs in the tip of the axon terminals.

Accepted Answer

A) True 
 B)False

Question 20

PET scans show that depressed and anxious patients show ________ neural activity in the ________.

Accepted Answer

A) decreased; cerebellum 
B) decreased; amygdala 
C) increased; cerebellum 
D) increased; amygdala

Exam 4: The Brain: Source of Mind and Self

List the three main parts of the neuron and explain the role each plays in the transmission of neural communication.

Reflexes above the neck,such as sneezing and blinking,involve the ,and reflexes below the neck,such as pulling a hand away from a hot stove,involve the .

Harmful effects can occur when neurotransmitter levels are too high or too low.

Hilda's husband is told that his wife is suffering from Alzheimer's disease and that she has lost brain cells that are responsible for producing:

The two parts of the peripheral nervous system are:

The primary reason for performing split-brain surgery on humans was to:

What are the two divisions of the peripheral nervous system?

Melatonin is secreted by the pineal gland.

In the peripheral nervous system,________ carry messages from special receptors in the skin,muscles,and other internal and external sense organs to the spinal cord,which sends them along to the brain.

All of the following are examples of spinal reflexes EXCEPT:

Which of the following sex hormones contributes to the growth and maintenance of the uterine lining in preparation for a fertilized egg?

Sympathetic nervous system activation:

In an attempt to relieve Mary's life-threatening seizures,doctors removed most of her hippocampus along with part of the amygdala.After the operation:

Jeff is writing a term paper on the role of melatonin.He decides to emphasize the important role that this hormone plays in regard to:

Dr.Hardin is a neuroscientist.Which of the following is LEAST LIKELY to be her area of research?

A nerve is a bundle of:

Although a split-brain patient could not describe an object presented to his left visual field,he could:

The site where a nerve impulse is transmitted from one nerve cell to another is called the:

Synaptic vesicles are tiny sacs in the tip of the axon terminals.

PET scans show that depressed and anxious patients show neural activity in the .