Heart

Deoxygenated Blood

Deoxygenated Blood

Blood low in oxygen content.

Vena Cava

Large vein carrying deoxygenated blood into the heart.

Tricuspid Valve

Valve between the right atrium and right ventricle.

Pulmonary Artery

Carries deoxygenated blood from the heart to the lungs.

Oxygenated Blood

Blood rich in oxygen content.

Pulmonary Vein

Carries oxygenated blood from the lungs to the heart.

Bicuspid Valve

Valve between the left atrium and left ventricle.

Aorta

Largest artery in the body, carrying oxygenated blood to the body.

Arteries

Blood vessels with thick walls carrying blood away from the heart under high pressure.

Veins

Blood vessels with thin walls carrying blood back to the heart under low pressure.

Capillaries

Tiny blood vessels facilitating the exchange of substances between blood and tissues.

Plasma

Liquid component of blood containing various substances.

Red Blood Cells

Cells that carry oxygen in the blood.

Anaemia

Condition characterized by a deficiency of red blood cells or hemoglobin.

High Altitude Impact On Exercise

Effect of low oxygen levels at high altitudes on red blood cell production and oxygen transport.

White Blood Cells

Cells involved in the immune response against pathogens.

Phagocytes

White blood cells that engulf and destroy pathogens.

Lymphocytes

White blood cells that produce antibodies to fight pathogens.

Coronary Heart Disease

Condition where plaque buildup in coronary arteries leads to reduced oxygen supply to the heart.