Prefix
Arth-
Refers to the joint
BP
Blood pressure
-itis
Inflammation
b.i.d.
Twice per day
Doctoral
Dermat-
Refers to the skin
DX
Diagnosis
-ectomy
Removal of something
NPO
Nothing by mouth
Medical Doctor
Gastro-
Refers to the gut
PRN
On a needed basis
-ology
Study of something
MRI
Magnetic resonance imaging
Certified Nursing Assistant
Certification
Neuro-
Refers to the nervous system
ROM
Range of motion
-pathy
suffering from a disease
IV
Intravenous
Dental hygenist
Bachelor's
Osteo-
Refers to the bones
Rx
Prescription
-osis
referring to a condition
OTC
Over the counter
X-ray technician
Associate's