Meaning: Slow

• Example: Bradycardia – a slow heart rate (below 60 beats per minute).

endo-

Meaning: Inside, within

Example: Endocarditis – inflammation of the inner lining of the heart.

epi-

Meaning: Upon, over, on top

Example: Epicardium – the outer layer of the heart.

hyper-

Meaning: Excessive, above normal

Example: Hyperlipidemia – elevated levels of lipids in the blood.

hypo-

• Meaning: under or below

Example: orthostatic hypotension – low blood pressure that occurs upon standing up.

peri-

Meaning: Around

Example: Pericardium – the membranous sac that contains the heart

tachy-

Meaning: Fast

Example: Tachycardia – a fast heart rate (over 100 beats per minute).

-a 

Absent of/without

bi - 

two

dys -

endo -

within, in 

Hypo - 

Below, deficient

pan -

all / total 

poly -

Excessive / over / many

peri - 

surrounding / around

tri - 

three

Glia Cells - Supports the neuron function.

neuro - 

nerve / nervous system

mono - 

One

poly - 

many

supra - 

above