adult
analysis
analyzing
arm
background
bag
ball
blood
body
bouncy
care
clinic
donate
donating
donation
donor
expertise
female
give
hand
healing
health
healthcare
hospital
indoors
injecting
injection
laboratory
male
man
medical
medicine
needle
nurse
patient
people
receiving
red
sample
science
sterile
surgical
syringe
test
transfused
transfusion
volunteer