analysis
arm
assistant
bank
biology
blood
clinical
collection
diagnose
disease
doctor
donation
draw
drawing
drawn
equipment
examination
extracting
extraction
gloves
hand
health
holder
hospital
illness
injection
intravenous
lab
laboratory
medical
medicine
needle
nurse
pain
patient
people
person
prevention
professional
sample
science
sick
syringe
take
taking
test
to
tourniquet
tubes
urine
vein