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Biology 12Mrs. Knowles
Cardiovascular system
The heartbeat
Cardiac cycle
Intrinsic control
Biology 12Mrs. Knowles
Extrinsic control
ECG
Biology 12Mrs. Knowles
Circuits of the cardiovascular system:
Pulmonary circuit
Systemic circuit
Biology 12Mrs. Knowles
Biology 12Mrs. Knowles
Blood flow
Blood pressure
Blood flow in arteries
Blood flow in capillaries
Blood flow in veins
Biology 12Mrs. Knowles
Blood
Functions:
What’s in our blood?
Components
Plasma Formed Elements
Water
Plasma proteins
Salts
Gases
Nutrients
Wastes
Hormones
Red blood cell
Platelets
White blood cell
Biology 12Mrs. Knowles
RED VS. WHITE
Blood clotting
Biology 12Mrs. Knowles
Bone marrow stem cell:
Capillary exchange:
Biology 12Mrs. Knowles
Cardiovascular disorders & treatments
Atherosclerosis
Stroke
Heart Attack
Aneurysm
Hypertension
Biology 12Mrs. Knowles
Bypass operations
Cleraing clogged arteries
Dissolving blood clots
Heart transplants and artificial hearts
Biology 12Mrs. Knowles
Fetal Circulation
Role of the placenta
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