Parasitic Infections

Question 1

It is an itchy skin condition caused by the microscopic mite sarcoptes scabei. It is common all over the world and it affects people of all races and social classes.

Answer 1

Scabies

Question 2

What are the mode of transmision of scabies?

Answer 2

skin-to-skin contact

Sharing clothes, towels and bedding

Question 3

Pets get a different mite infection, called:

Answer 3

mange

Question 4

What are the symptoms of Scabies?

Answer 4

Pimple-like irritations or a rash

Intense itching, especially at night

Sores caused by scratching

Question 5

What are the treatment of Scabies?

Answer 5

Several lotions are available to treat scabies.

The infected person’s clothes, bedding and towels should be washed in hot water and dried in a hot dryer.

Question 6

_______ are parasitic, wingless insects. They live on people’s bodies and feed on blood.

Answer 6

Lice

Question 7

Adult lice which is about the size of a sesame seed is called:

Answer 7

Louse

Question 8

Eggs of lice which is are even smaller -almost like a dandruff flake is callled:

Answer 8

Nits

Question 9

What are the areas that Lice and nits are easiest to detect?

Answer 9

neckline and behind the ears

Question 10

True or False:

Head lice are extremely contagious.

Answer 10

True

Question 11

Mode of transmisson of lice.

Answer 11

Close contact or sharing personal belongings, such as hats or hairbrushes.

Question 12

What is the most common age group that are affected with Lice?

Answer 12

Children ages 3-11 and their families get head lice most often.

Question 13

What are the symptoms of Lice infestation?

Answer 13

• Tickling feeling in the hair
• Frequent itching.
• Sores from scratching.

Question 14

What is the treatment for lice infestation?

Answer 14

The most important step in treating lice is to treat the person and other family members with medicine to kill the lice.

Question 15

Body lice

Answer 15

Pediculus humanus corporis

Question 16

Pubic lice-crabs

Answer 16

Pthirus pubis

Question 17

Head lice

Answer 17

Pediculus capitis

Question 18

Blood-sucking insects

Answer 18

Fleas

Question 19

________ - are small, wingless insects with laterally compressed bodies. They are dark brown or reddish brown insects.

Answer 19

Adult fleas

Question 20

What is the size of fleas?

Answer 20

Their size ranges from 1-4mm long.

Question 21

True or False:

They feed preferentially, on animal blood but will bite humans as well.

Answer 21

True

Question 22

What part of human body Flea bites are found mostly?

Answer 22

feet and legs

Question 23

_________ - are small, brownish, flattened insects that feed solely on the blood of animals.

Answer 23

Bed bugs

Question 24

What is the common bed bug species that is most adapted to living with humans?

Answer 24

Cimex lectularius

Question 25

Description of adult bed bugs.

Answer 25

Adult bed bugs are about 1/4 inch long and reddish brown, with oval, flattened bodies. They are sometimes mistaken for ticks or cockroaches.

Question 26

Unlike fleabites, which occur mainly around the ankles, bed bugs feed on any bare skin exposed while _________.

Answer 26

sleeping

Question 27

What is the risk factors for bed bugs bite?

Answer 27

individual has been traveling, or had acquired used beds or furnishings.