Question 1

Which of the following are classified as permanent reflexes designed to protect against harm?

Accepted Answer

A)  Blinking, stepping, grasping 
B)  Gag, withdrawal, blinking 
C)  Startle, gag, withdrawal 
D)  Withdrawal, startle, blinking B

Question 2

The rooting reflex is considered adaptive because it facilitates feeding and disappears by 4 months.

Accepted Answer

A) True 
 B)False  True

Question 3

At what age has the grasping reflex declined sufficiently to allow infants to transfer objects from hand to hand across the midline of their bodies, and release objects at will?

Accepted Answer

A)  2 to 4 months 
B)  4 to 6 months 
C)  6 to 8 months 
D)  8 to 10 months C

Question 4

The sequence of neural events that gives rise to reflexive behaviors is called __________.

Accepted Answer

A)  the reflex arc 
B)  the peripheral nervous system 
C)  the Moro reflex 
D)  myelination

Question 5

The Moro reflex is considered a permanent reflex.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is NOT considered a reflex that will change or disappear with neurological maturity?

Accepted Answer

A)  Babinski reflex 
B)  Tonic neck 
C)  Crawling 
D)  Withdrawal

Question 7

An infant's head is turned to one side while lying on its back, causing the arm and leg on that side to extend and the arm and leg on the opposite side flex. The infant's reaction is known as the __________.

Accepted Answer

A)  Babinski reflex 
B)  Moro reflex 
C)  rooting reflex 
D)  tonic neck reflex

Question 8

All of the activities needed to sustain life's functions are present at birth.

Accepted Answer

A) True 
 B)False

Question 9

Reflexes are ____________.

Accepted Answer

A)  voluntary stimulus-response behaviors of the human nervous system 
B)  involuntary stimulus-response behaviors of the human nervous system 
C)  involuntary stimulus-response behaviors of the human cardiovascular system 
D)  behaviors that are learned from parents and peers

Question 10

Which of the following refers to the reflex that is triggered when an infant feels as if it is falling?

Accepted Answer

A)  The Moro reflex 
B)  The sucking reflex 
C)  The grasping reflex 
D)  The rooting reflex

Question 11

Infants exhibit reflexive behaviors that are virtually identical to those found in older children and adults.

Accepted Answer

A) True 
 B)False

Exam 21: Reflexes

Which of the following are classified as permanent reflexes designed to protect against harm?

The rooting reflex is considered adaptive because it facilitates feeding and disappears by 4 months.

At what age has the grasping reflex declined sufficiently to allow infants to transfer objects from hand to hand across the midline of their bodies, and release objects at will?

The sequence of neural events that gives rise to reflexive behaviors is called __________.

The Moro reflex is considered a permanent reflex.

Which of the following is NOT considered a reflex that will change or disappear with neurological maturity?

An infant's head is turned to one side while lying on its back, causing the arm and leg on that side to extend and the arm and leg on the opposite side flex. The infant's reaction is known as the __________.

All of the activities needed to sustain life's functions are present at birth.

Reflexes are ____________.

Which of the following refers to the reflex that is triggered when an infant feels as if it is falling?

Infants exhibit reflexive behaviors that are virtually identical to those found in older children and adults.