Parasites-Arthropods

Question 1

Carcoptes Scabiei

Answer 1

itch mite (scabies)
permethrin (topical)
found on skin between fingers, breasts, penis, causes rash
intense itch

Question 2

cimex lectularius

Answer 2

bedbugs
follow CO2 gradient at night to us
small inflamed itchy bump at bite site
inspect beds/vacuum mattress

Question 3

pediculus humanus capitis

Answer 3

human lice
live on scalp
eggs attach to base of hair
feed on blood
intense itch
direct contact, shampoo with pediculicide, permethrin
resistance, pyrethrins (.5% malathion)

Question 4

phthirus pubic

Answer 4

crab lice

• feed on blood
• intense itch in pubic area
• direct sexual contact
• permethrin