Top Posters
Since Sunday
12
s
6
j
5
5
s
5
m
5
b
4
p
4
m
4
M
4
i
4
P
4
SlideshowReport

(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive

Description
(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive scratch test results. Inflammation indicates person is allergic to that substance.
Related Images
Explore
Post your homework questions and get free online help from our incredible volunteers
  323 People Browsing
 450 Signed Up Today
Your Opinion
Which country would you like to visit for its food?
Votes: 118

Previous poll results: What's your favorite math subject?