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Medical terms
Prefixes, suffixes, root words, abreviations
106
Medical
Not Applicable
01/13/2026

Additional Medical Flashcards

 


 

Cards

Term

Cardiovascular and nervous 

Prefixes

Cardiovascular:

 

Brady-

Definition

Meaning: slow
Example: bradycardia-a slow heart rate(below 60 beats per minute)

 

 

 

 

Term
Endo-
Definition

Meaning: inside, within

Example: endocarditis - inflammation of the inner lining of the heart

Term
Epi-
Definition

Meaning: upon, over,on top

Example: epicardium - the outer layer of the heart

Term
Hyper-
Definition

Meaning: excessive, above normal 

Example: hyperlipidemia- elevated levels of lipids in the blood

Term
Hypo-
Definition

Meaning: under or below

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

Term
Peri-
Definition
Meaning: around
Example: pericardium- the membranous sac that contains the heart
Term
Tachy-
Definition
Meaning: fast
Example: tachycardia- a fast heart rate (over 100 beats per minute)
Term
Nervous system prefixes
A-
Definition

meaning: without

Example: aphasia- a condition characterized by the complete loss of ability to understand language

Term
An-
Definition

Meaning: without ,not 

Example: anencephaly- a condition where a major portion of the brain, skull is absent

Term
Dys-
Definition

Meaning: difficult, painful, abnormal

Example: dysphasia:difficulty speaking

Term
Hemi-
Definition
Meaning: half
Example: hemiparesis-weakness on one side of the body
Term
Hyper-
Definition

Meaning: excessive, above normal

Example: hyperreflexia- exaggerated reflexes

Term
In-
Definition
Meaning: not, inward
Example: insomnia- inability to sleep.
Term
Inter-
Definition

Meaning: between

Example: interneuron- a neuron that transmits signals betweenother neurons.

Term
Intra-
Definition

Meaning: within ,inside 

Example: intracranial- located or occurring within the skull.

Term
Pan-
Definition

Meaning: all,entire

Example; panhypopitutarism- decreased function of all pituitary hormones in the nervous system.

Term
Para-
Definition

Meaning: beside, abnormal

Example: paraplegia - paralysis of the lower half of the body.

Term
Poly-
Definition
Meaning: many
Example: polyneuropathy- damage or disease affecting multiple nerves.
Term
Post-
Definition
Meaning: after
Example: postictal- the state following a seizure.
Term
Pre-
Definition
Meaning: before
Example: presynaptic- relating to the area before a synapse.
Term
Sub -
Definition
Meaning:under, below
Example: subdural- located beneath the dura mater, a membrane surrounding the brain and spinal cord.
Term

Cardiovascular suffixes and nervous system suffixes

Cardiovascular system suffixes:

-Crasia

Definition

Meaning: A mixture or blending (often used in relation to blood)

Example: dyscrasia- an abnormal condition of the blood.

Term
-emia
Definition
Meaning:blood condition
Example:ischemia-a condition where the blood supply to a part of the body, often the heart,is restricted or reduced.
Term
-Ectomy
Definition
Meaning:surgical removal
Example: artherectomy -removal of plaque from an artery.
Term
-Graphy
Definition
Meaning:process of recording
Example:electrocardiography-recording the activity of the heart.
Term
-Itis
Definition

Meaning: inflammation

Example: myocarditis-inflammation of the heart muscle.

Term
-Lysis
Definition

Meaning:destruction ,breakdown

Example:thrombolysis-the breakdown of a blood clot.

Term
-Megaly
Definition
Meaning: enlargement
Example: cardiomegaly -enlargement of the heart.
Term
-osis
Definition

Meaning:abnormal condition
Example:arteriosclerosis-hardening of the arteries.


 

Term
-Penia
Definition
Meaning: deficiency
Example:Leukopenia-a deficiency of white blood cells.
Term
-plasty
Definition

Meaning:surgical repair

Example:valvuloplasty-surgical repair of a heart valve.

Term
-Rrhage
Definition

Meaning:bursting forth, excessive flow

Example: hemorrhage- excessive bleeding(in a short amount of time).

Term
-stasis
Definition

Meaning:stopping, controlling

Example:homeostasis-stopping of blood flow.




 

Term

-cytosis
Definition

Meaning:condition of cells

Example: Thrombocytosis-an abnormal increase in the number of platelets.

Term
Nervous system suffixes
- Algia
Definition

Meaning: pain

Example:neuralgia- nerve pain

Term
- Cele
Definition

Meaning:hernia, swelling

Example:meningocele -hernial protrusion of the meninges.

Term
-cyte
Definition

Meaning: cell

Example:gliocyle - a glial cell

Term
-Ectomy
Definition

Meaning:surgical removal

Example:ganglionectomy -surgical removal of a ganglion.

Term
-genic
Definition

meaning:producing, originating, or causing

Example:myogenic-originating in muscle tissue but affecting the nervous system.

Term
-Gram
Definition

Meaning:record or image

Example:myelogram-an imaging record of the spinal cord.

Term
-iatry
Definition

Meaning:field of medicine, treatment

Example:psychiatry-the medical field focusing on mental health.

Term
-Itis
Definition

Meaning:inflammation

Example:encephalitis -inflammation of the brain.

Term
-Lepsy
Definition
Meaning:seizure
Example:epilepsy-a condition characterized by recurrent seizures.
Term
-Logist
Definition
Meaning:specialist in a field of study
Example:psychologist -a specialist in the study of the mind and behavior.
Term
-Malacia
Definition

Meaning:abnormal softening

Example:encephalomalacia-softening of the brain tissue.

Term
-Mania

Definition
Meaning:madness or excessive preoccupation
Example: pyromania-excessive preoccupation with Fire(can involve neurological or psychiatric evaluation).
Term
-oid
Definition

Meaning:resembling or like

Example:myeloid -resembling or related the

spinal cord or bone marrow.

Term
-Oma
Definition
Meaning:tumor, swelling
Example:glioma-a tumor of glial cells
Term
-Pathy
Definition
Meaning:disease
Example: radiculopathy-a disease or disorder affecting a nerve.
Term
-Phobia
Definition
Meaning:fear
Example:agoraphobia -fear of open or public spaces, related to mental health.
Term
-rrhaphy
Definition
Meaning:suturing or stitching
Example: myelorraphy - suturing of the spinal cord.
Term
- tomy
Definition

Meaning:cutting or surgical incision.

Example: neurotomy -surgical incision into a nerve.

Term
-Tropic
Definition

Meaning:having an affinity for, influencing

Example: psychotropic- substances that affect mental activity, behavior, or perception.

Term

Cardiovascular and nervous system word roots

Nervous system:

Alges/o:

Definition

Meaning:sensitivity to pain

Example:analgesic-a medication that reduces or eliminates pain.

Term
Cephal/o
Definition
Meaning:head
Example; cephalagia -a headache.
Term
Cerebell/o
Definition

Meaning:cerebellum (part of the brain)

Example: cerebellitis -inflammation of the brain and spinal cord.

Term
Concuss/o
Definition

Meaning: to shake violently

Example:concussion -a violent shaking of the brain, often .due to injury.

 

Term
Crani/o
Definition
Meaning:skull
Example:craniotomy -a surgical incision into the skull.
Term
Dur/o
Definition
Meaning:dura mater(outermost layer of the meninges)
Example:subdural- located beneath the dura mater.
Term
Encephal/o
Definition
Meaning: brain
Example:encephalopathy-a disease of the brain.
Term
Esthesi/o
Definition
Meaning:sensation, feeling
Example:anesthesia- loss of sensation, typically induced for .medical procedures.
Term
Gangli/o, ganglion/o
Definition

Meaning: ganglion(a cluster of nerve cell bodies)

Example:ganglioneuroma-a tumor of a nerve ganglion.

Term
Hydr/o
Definition
Meaning:water, fluid
Example:hydrocephalus-an accumulation of cerebrospinal fluid within the brain.
Term
Lob/o
Definition
Meaning: lobe
Example: lobotomy- surgical removal of a lobe of the brain.
Term
Ment/o
Definition
Meaning:mind, chin
Example:dementia- a decline in mental abilities, typically due to disease or injury.
Term
mening/o, meningi/o
Definition

Meaning:meninges (membranes covering the brain and spinal cord.. 

Example:meningitis -inflammation of the meninges.

Term
Mon/o
Definition

Meaning: one, single

Example:monoplegia -paralysis of one limb.

Term
Myel/o
Definition
Meaning:spinal cord, bone marrow
Example:myelitis-inflammation of the spinal cord.
Term
Neur/o , neur/i
Definition
Meaning:nerve
Example: neurology- the study of the nervous system.
Term
Phas/o
Definition
Meaning: speech
Example:paraphasia -a condition in which a person substitutes incorrect words, sounds,or non-words in their speech.
Term
Poli/o
Definition

Meaning:gray matter (of the brainstem)

Example:poliomyelitis -an infectious disease affecting the gray matter of the spinal cord.

Term
Pont/o
Definition
Meaning:pons (a part of the brainstem)
Example:pontocerebellar-relating to the pons and cerebellum.
Term
Psych/o
Definition
Meaning:mind
Example:psychiatry-the study and treatment of mental illness.
Term
Radic/o , radicul/o , rhiz/o
Definition
Meaning: nerve root
Example:radiculodynia-pain caused by irritation or injury to the nerve roots.
Term
Vag/o
Definition

Meaning: vagus nerve (A cranial nerve)

Example:vagotomy - a surgical cutting of the vagus nerve.

Term
Cardiovascular word roots
Angi/o
Definition

Meaning:vessel (usually blood or lymph)

Example: angioplasty -a procedure to mechanically widen a narrowed or blocked blood vessels.

Term
Aort/o
Definition

Meaning: aorta
Example: = artostenosis -narrowing the aorta.

 

Term
Artheri/o
Definition

Meaning: artery
Example: artheriogram- an xray of anartery.

 

Term
Arther/o
Definition

Meaning: fatty plaque

Example:artheroma-a fatty deposit or plaque within the wall of an artery.

Term
Capillar/o
Definition

Meaning:capillaries(the smallest blood vessels.)

Example:capillaroscope-an instrument used to examine capillaries.

Term
Cardi/o
Definition

Meaning: heart

Example:cardiomyopathy-the general term for diseases that affect the heart muscle.

Term

Chrom/o, chromat/o

Meaning:color

Example:hemochromatosis-a condition where excess iron is stored in the body, affecting skin color.

Definition
Term
Erythr/o
Definition
Meaning: red
Example: erythrocyte-a red blood cells.
Term
Hem/o, hemat/o
Definition

Meaning: Blood

Example:hemogoblin-a protein in red blood cells.

 

Term
Isch/o
Definition

Meaning: restriction, deficiency

Example:ischemic-a condition or process involving restricted blood flow to a part of the body.

Term
Leuk/o
Definition
Meaning:white
Example:leukocyte- a white blood cell.
Term
My/o
Definition

Meaning: muscle

Example:myocardium- the muscular tissue of the heart.

Term
Phleb/o
Definition
Meaning: vein
Example:phlebotomy - the process of making an incision into a vein , typically to draw blood.
Term
Scler/o

Definition
Meaning:hardening
Example:a treatment method used to harden and close off abnormal or damaged blood vessels such as varicose veins.
Term
Sten/o
Definition
Meaning:narrowing
Example:sternocardia-a condition of chest pain caused by the narrowing of blood vessels to the heart.
Term
Thromb/o
Definition
Meaning: clot
Example: thrombosis- formation of a blood clot inside A blood vessel
Term
Valvul/o
Definition
Meaning:valve
Example:valvulopathy- a disease or disorder affecting the heart valves.
Term
Vas/o
Definition
Meaning: vessel
Example: vasopasm- a sudden constriction of a blood vessel.
Term
Ven/o
Definition
Meaning: vein
Example:venous-related to the veins.
Term

Cardiovascular and nervous system abbreviations:
Cardiovascular

(Atrial fibrillation)

A-fib

Definition

Definition: a-fib is an irregular and often rapid heart rate that can lead to poor blood flow.the atria (upper chambers of the heart)beat chaotically, which can increase the risk

Of stroke and heart-related complications.

Term
AED(automated external defibrillator)
Definition
Definition:an AED is a portable device that can detect life- threatening cardiac arrhythmias and deliver an electrical shock to restore normal heart rhythm,typically used during sudden cardiac arrest.
Term
CABG ( coronary artery bypass graft)
Definition
Definition: CABG is a surgical procedure that improves blood flow to the heart by using a healthy blood vessel from another part of the body to bypass a blocked coronary artery, restoring oxygen-rich blood flow to the heart muscle.
Term

CAD

(Coronary artery disease)

Definition
Definition:CAD is the narrowing Or blockage of the coronary arteries due to the buildup of plaque ,reducing blood flow to the heart.it is the most common cause of heart attacks.
Term
Card cath, cc (cardiac catheterization)
Definition
Definition: Cardiac catheterization is a procedure used to diagnose and treat cardiovascular conditions by inserting a thin tube(catheter)into the heart through blood vessels, often used to examine blockages or perform treatments like angioplasty.
Term
CVI
Chronic venous insufficiency
Definition
Definition; CVI occurs when veins in the legs dont allow blood to flow back properly to the heart,causing blood to pool in the veins.this can lead to symptoms such asswelling,varicose veins,and skin changes.
Term
EKG, ECG (electrocardiogram)
Definition
Definition:an EKG (or ECG)is a test that measures the electrical activity of the myocardium to detect abnormalitiesin heart rhythm, structure, or function.
Term

Nervous system abbreviations
Ad(Alzheimer's disease)

 

Definition

Definition:Alzheimer's disease is a progressive neurological disorder that leads to memory loss, cognitive decline,and behavioral changes.it primarily affects older adults and is the most common cause of dementia.

 

Term
ALS(amyotrophic lateral sclerosis)
Definition
Definition:ALS,also knownas Lou Gehrig'S disease,is a progressive neurodegenerative disorder that affects nerve cells in the brain and spinal cord,leading to muscle weakness-paralysis and eventually respiratory failure.
Term
ADHD(attention defict/hyperactivity disorder)
Definition
Definition: ADHD is a Neuro developmental disorder, characterized by persistent patterns of in attention, hyperactivity, and impulsiveness that interfere with daily functioning or development.
Term
Cp (cerebral palsy)
Definition
Definition:cerebral palsy Group of disorders, that affect movement, muscle tone or posture caused by damage to the developing brain, typically before or at birth.
Term
CSF (cerebrospinal fluid)
Definition
Definition: There were both spinal fluid is the clear fluid that surrounds of protects the brain and spinal cord, providing cushioning and acting as a medium for nutrient and waste exchange.
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