Chapter 5 Cardiovascular SystemKey Terms

Means vessel

necrosis◦ tissue death

Angionecrosis ◦ death of the walls of the blood vessels.

Angi/o

Aorta Having to do with the aorta

Aort/o

Means artery Having to do with arteries

-sclerosis ◦ abnormal hardening

◦ Arteriosclerosis?

Arteri/o

Means plaque Or fatty substance

Atherosclerosis ◦ hardening and narrowing of the arteries due

to a buildup of cholesterol plaques.

Ather/o

Slow

Card – heart

Bradycardia ◦ abnormally slow heart beat

Brady-

Means heart Having to do with the heart

Cardi/o

Coronary Crown

Coron/o or Cor/o

Blood Blood condition Having to do with the blood

Isch – to hold back

Ischemia ◦ a deficiency in blood supply due to either the

constriction or the obstruction of a blood vessel.

-emia

Means red

Cyte ◦ means cell

Erythrocyte ◦ red blood cell

Erythr/o

Means blood Having to do with the blood

Hem/a, Hem/o, Hemat/o

Means white

Cyte – cell

Leukocyte ◦ white blood cell

Leuk/o

Means vein Having to do with the veins

Phlebitis ◦ inflammation of a vein.

Phleb/o

Means rapid

Tachycardia ◦ abnormally fast heartbeat

Tachy-

Clot Having to do with a clot

Osis ◦ abnormal condition

Thrombosis ◦ abnormal blood clot in a blood vessel

Thromb/o

Aneurysm-widening Angina-choking pain Atri/o-atrium Plasm/a, plasm/o-plasma (form, mold) Valv/o-valve (leaf)

New Terms

Vein Having to do with the veins

Ven/o, Vas/o

Cardiovascular SystemKey terms 2

Something inserted -us

◦ Singular noun ending -ism

◦ Condition, state of Embolus

◦ A foreign object, such as a blood clot, quantity of air or gas, or a bit of tissue or tumor that is circulating in the blood

Embolism◦ Blockage of a vessel by an embolus.

Embol

The flow of blood through the vessels of an organ

The adequate delivery of oxygen and glucose to tissues

Hypoperfusion

Perfusion

Vessel Vas deferens

Vasoconstrictor Vasodilator

Vas/o

Also known as dysrhythmia An irregularity or the loss of normal rhythm

of the heartbeat.

Cardiac Arrhythmia

Rapid, random, and ineffective contractions of the heart◦ Atrial fibrillation - AF◦ Ventricular fibrillation – V fib or VF

Fibrillation

a cardiac arrhythmia in which the atrial contractions are rapid but regular.

Flutter

An immature erythrocyte Characterized by a meshlike pattern of

threads

Reticulocytes

A type of leukocyte Formed in red bone marrow Promote the inflammatory response

Basophils

Control Maintenance of a constant level

Hemostasis◦ To control bleeding

-stasis

A localized area of necrosis caused by an interruption of the blood supply

Myocardial infarction (MI)

Infarct