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12 Cards in this Set

  • Front
  • Back

The Heart

Is a pump


Encased in the pericardium

Arteries

Triple layered


Muscular tube


Carries oxygenated blood (Except for umbilical and pulmonary) away from the heart


Higher blood pressure than veins

Capillaries

Tiny blood vessels carry blood to the cells


Site of gaseous exchange

Veins

Carry de-oxygenated blood (except pulmonary and umbilical) back towards the heart


Contain valves to prevent back-flow of blood

Valves

Ensure on directional flow of blood

Atrioventricular

Tricuspid (Right side)


Bicuspid (Left side)

Semi-lunar

Pulmonic (Right side)


Aortic (Left side)

Cardiac cycle

Atrial Systole, Ventricular Diastole, Atrial Diastole, Ventricular Systole, Ventricular Diastole.


Rinse and repeat.

Lymphatic system

Collect fluid lost from the blood capillaries


Lymph vessels and nodes


Collect cell debris, foreign particles and micro-organisms out side the blood vessels.

Lymph vessels

Slightly larger than capillaries


Slightly more permeable than capillaries


Join up to large ducts which dump lymph into large veins in the chest

Lymph nodes

Intersection of many Lymph vessels


Spread out along vessels

Transfusions

Antigens & Antibodies


If wrong blood type body thinks the blood is an infection and will fight the blood.