Deck 3 – Roots & Core Terms
Build a strong foundation with essential roots that appear across phlebotomy terminology
NHA CPT EXAM
Card 1 / 38
hemat/o
Combining form meaning “blood.”
cardi/o
Combining form meaning “heart.”
phleb/o
Combining form meaning “vein.”
ven/o
Combining form also meaning “vein.”
derm/o or dermat/o
Combining form meaning “skin.”
cutane/o
Combining form meaning “skin” (cutaneous).
neur/o
Combining form meaning “nerve.”
my/o
Combining form meaning “muscle.”
oste/o
Combining form meaning “bone.”
leuk/o
Prefex/combining form meaning “white.”
erythr/o
Combining form meaning “red.”
thromb/o
Combining form meaning “clot.”
Blood bank / Transfusion service
The lab section that handles blood typing, crossmatching, and preparation of blood products for transfusion.
Core lab / central lab
The main lab area where many routine tests are processed, often 24/7 in a hospital.
gastr/o
Combining form meaning “stomach.”
enter/o
Combining form meaning “intestine.”
hepat/o
Combining form meaning “liver.”
nephr/o
Combining form meaning “kidney.”
ren/o
Combining form also meaning “kidney.”
cyst/o
Combining form meaning “bladder or fluid-filled sac.”
arthr/o
Combining form meaning “joint.”
myel/o
Combining form meaning “bone marrow” or “spinal cord,” depending on context.
encephal/o
Combining form meaning “brain.”
cephal/o
Combining form meaning “head.”
ot/o
Combining form meaning “ear.”
rhin/o
Combining form meaning “nose.”
ophthalm/o
Combining form meaning “eye.”
ocul/o
Combining form also meaning “eye.”
pneum/o
Combining form meaning “lung” or “air.”
pulmon/o
Combining form meaning “lung.”
angi/o
Combining form meaning “vessel” (usually blood or lymph).
lymph/o
Combining form meaning “lymph” or “lymphatic system.”
path/o
Combining form meaning “disease.”
onc/o
Combining form meaning “tumor” or “mass,” often related to cancer.
gynec/o
Combining form meaning “female” or “woman.”
mamm/o
Combining form meaning “breast.”
mast/o
Combining form also meaning “breast.”
ur/o or urin/o
Combining form meaning “urine” or “urinary system.”