Question 1

____ is sometimes classified as a sexually transmitted infection (STI).

Accepted Answer

A) Scabies 
B) Head lice 
C) Pubic lice 
D) Body lice 
A) Scabies 
B) Head lice 
C) Pubic lice 
D) Body lice C

Question 2

_____ are indicated for the treatment of head lice,pubic lice,and body lice.

Accepted Answer

A) Pyrethrins 
B) Permethrins 
C) Organochlorine pesticides 
D) Scalethins 
A) Pyrethrins 
B) Permethrins 
C) Organochlorine pesticides 
D) Scalethins A

Question 3

What is the maximum amount of lindane that should be dispensed?

Accepted Answer

A) 1/2- to 1-ounce single-application vials 
B) 1- to 2-ounce single-application vials 
C) 2- to 4-ounce multi-application vials 
D) 4- to 6-ounce multi-application vials 
A) 1/2- to 1-ounce single-application vials 
B) 1- to 2-ounce single-application vials 
C) 2- to 4-ounce multi-application vials 
D) 4- to 6-ounce multi-application vials B

Question 4

Household pets can transmit lice to people.

Accepted Answer

A) True 
 B)False

Question 5

Why would lice become resistant to pediculicides?

Accepted Answer

A) Re-treatment of remaining lice allows the lice to become immune to the drug. 
B) Lice are able to adapt faster because new eggs hatch quickly after being laid. 
C) Overexposure to lice treatments has allowed for the lice to adapt. 
D) The residue left behind allows for the lice to adapt to the drug's effects. 
A) Re-treatment of remaining lice allows the lice to become immune to the drug. 
B) Lice are able to adapt faster because new eggs hatch quickly after being laid. 
C) Overexposure to lice treatments has allowed for the lice to adapt. 
D) The residue left behind allows for the lice to adapt to the drug's effects.

Question 6

Which of the following is a prescription indicated for the topical treatment of head lice infestations in children 4 years and older?

Accepted Answer

A) Spinosad 
B) Pyrethrins 
C) Crotamiton 
D) Permethrin 
A) Spinosad 
B) Pyrethrins 
C) Crotamiton 
D) Permethrin

Question 7

Which of the following is not true about malathion?

Accepted Answer

A) It is used in agriculture. 
B) It is used medically to kill head lice. 
C) It is no longer on the market in Canada. 
D) It has been a stable staple in the arsenal of lice treatments. 
A) It is used in agriculture. 
B) It is used medically to kill head lice. 
C) It is no longer on the market in Canada. 
D) It has been a stable staple in the arsenal of lice treatments.

Question 8

Which of the following is a prescription alternative to lindane for treating scabies?

Accepted Answer

A) Crotamiton 
B) Spinosad 
C) Malathion 
D) Pyrethrins 
A) Crotamiton 
B) Spinosad 
C) Malathion 
D) Pyrethrins

Question 9

Why would re-treatment not be necessary when using permethrin for lice treatment?

Accepted Answer

A) It causes lice to become infertile;therefore,they cannot lay new eggs. 
B) It changes the pH of the scalp so that the environmental conditions for the lice are unfavorable and they leave. 
C) It leaves a residue behind that is able to destroy any new eggs and nymphs. 
D) Because treatment involves shaving the hair,re-treatment is unnecessary because the lice will not have a place to nest. 
A) It causes lice to become infertile;therefore,they cannot lay new eggs. 
B) It changes the pH of the scalp so that the environmental conditions for the lice are unfavorable and they leave. 
C) It leaves a residue behind that is able to destroy any new eggs and nymphs. 
D) Because treatment involves shaving the hair,re-treatment is unnecessary because the lice will not have a place to nest.

Question 10

Which of the following drugs is not used to treat head lice?

Accepted Answer

A) Malathion 
B) Crotamiton 
C) Permethrin 
D) Spinosad 
A) Malathion 
B) Crotamiton 
C) Permethrin 
D) Spinosad

Question 11

Anyone in the world can get a lice or scabies infestation.

Accepted Answer

A) True 
 B)False

Question 12

The best way to get rid of head lice is to shave the head.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following products would be more effective and have a lower risk of toxicity when treating lice?

Accepted Answer

A) Permethrin 
B) Crotamiton 
C) Lindane 
D) Malathion 
A) Permethrin 
B) Crotamiton 
C) Lindane 
D) Malathion

Question 14

MATCHING
Matching the following brand and generic names.
-Elimite

Accepted Answer

A) Crotamiton 
B) Pyrethrins + piperonyl butoxide 
C) Permethrin 
D) Malathion 
A) Crotamiton 
B) Pyrethrins + piperonyl butoxide 
C) Permethrin 
D) Malathion

Question 15

Which of the following explains how lindane is able to treat parasites effectively?

Accepted Answer

A) It is able to kill parasites by blocking repolarization of potassium channels. 
B) It is able to paralyze the reproductive process of the parasites,thereby ending the life cycle of the parasites. 
C) It is able to dissolve the parasites' exoskeleton,causing dehydration and death. 
D) It is able to paralyze and kill the parasites by penetrating their bodies. 
A) It is able to kill parasites by blocking repolarization of potassium channels. 
B) It is able to paralyze the reproductive process of the parasites,thereby ending the life cycle of the parasites. 
C) It is able to dissolve the parasites' exoskeleton,causing dehydration and death. 
D) It is able to paralyze and kill the parasites by penetrating their bodies.

Question 16

Head lice are spread from head-to-head contact.

Accepted Answer

A) True 
 B)False

Question 17

The scabies mite lives in all of the following places except _____.

Accepted Answer

A) the surface of the skin 
B) webbing between the fingers and toes 
C) skin folds of the breast 
D) bend of the elbows,knees,and wrists 
A) the surface of the skin 
B) webbing between the fingers and toes 
C) skin folds of the breast 
D) bend of the elbows,knees,and wrists

Question 18

Why would body lice be a serious health concern when head lice are not?

Accepted Answer

A) Body lice are harder to get rid of and reproduce at a faster rate than head lice. 
B) Body lice can cause disease. 
C) Body lice require neurotoxic drugs to get rid of potentially causing serious adverse effects. 
D) Body lice are difficult to see and a person may not know they have them spreading them a fast rate. 
A) Body lice are harder to get rid of and reproduce at a faster rate than head lice. 
B) Body lice can cause disease. 
C) Body lice require neurotoxic drugs to get rid of potentially causing serious adverse effects. 
D) Body lice are difficult to see and a person may not know they have them spreading them a fast rate.

Question 19

Scabies flourishes and spreads person to person in environments such as _____.

Accepted Answer

A) physician offices 
B) grocery stores 
C) airports 
D) hospitals 
A) physician offices 
B) grocery stores 
C) airports 
D) hospitals

Question 20

Which drug could be the first line of therapy for head lice?

Accepted Answer

A) Lindane 
B) Pyrethrins 
C) Permethrins 
D) Malathion 
A) Lindane 
B) Pyrethrins 
C) Permethrins 
D) Malathion

Exam 43: Treatment of Lice and Scabies

____ is sometimes classified as a sexually transmitted infection (STI).

_____ are indicated for the treatment of head lice,pubic lice,and body lice.

What is the maximum amount of lindane that should be dispensed?

Household pets can transmit lice to people.

Why would lice become resistant to pediculicides?

Which of the following is a prescription indicated for the topical treatment of head lice infestations in children 4 years and older?

Which of the following is not true about malathion?

Which of the following is a prescription alternative to lindane for treating scabies?

Why would re-treatment not be necessary when using permethrin for lice treatment?

Which of the following drugs is not used to treat head lice?

Anyone in the world can get a lice or scabies infestation.

The best way to get rid of head lice is to shave the head.

Which of the following products would be more effective and have a lower risk of toxicity when treating lice?

MATCHING Matching the following brand and generic names. -Elimite

Which of the following explains how lindane is able to treat parasites effectively?

Head lice are spread from head-to-head contact.

The scabies mite lives in all of the following places except _____.

Why would body lice be a serious health concern when head lice are not?

Scabies flourishes and spreads person to person in environments such as _____.

Which drug could be the first line of therapy for head lice?

Fundamentals of Pharmacology

Principles of Pharmacology

Pharmacodynamics

Drug Interactions and Medication Errors

Treatment of Anxiety

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