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Physical Education > The Heart > Flashcards

The Heart Flashcards

1
Q

VO(2) max

A

The volume of oxygen an athlete can consume while exercising at maximum capacity

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2
Q

Cusp

A

A triangular fold or flap of the heart valve

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3
Q

Pulmonary

A

To do with the lungs

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4
Q

Viens

A

Tube that carries blood back to the heart

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5
Q

Artery

A

A muscular tube that carries blood away from the heart

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6
Q

Vena cava

A

Large vein bringing deoxygenated blood into the heart

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7
Q

Venous

A

To do with veins

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8
Q

Oxygen debt

A

The amount of oxygen needed at the end of a physical activity to break down any lactic acid

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9
Q

Anaerobic exercise

A

Working at a high intensity level without oxygen for energy production

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10
Q

Systole

A

The phase of the heart beat when the heart muscle contracts and pumps blood from the chambers unto the arteries

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11
Q

Diastole

A

The phase of the heartbeat when the heart muscle relaxes and lets the chambers fill with blood

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12
Q

Blood pressure

A

Pressure of the blood against the walls of the blood vessels, especially the arteries

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13
Q

Inspiration

A

Breathing in

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14
Q

Expiration

A

Breathing out

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15
Q

Vasodilation

A

When veins swell up or dilate; widening of the internal diameter (lumen) of the blood vessel to allow increased blood flow

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16
Q

Erythrocyte

A

Red blood cell

17
Q

Haemoglobin

A

A red protein in the blood that transports oxygen

18
Q

Anaemia

A

A condition where there is a lack if red blood cells or haemoglobin in the blood

19
Q

Leukocyte

A

White blood cell

20
Q

Pathogen

A

An agent that causes disease, such as a virus

21
Q

Antibody

A

A chemical that destroys pathogens

22
Q

Cardio-respiratory system

A

The interaction of the heart and lungs to supply oxygen to muscles during exercise

23
Q

Cardiovascular

A

To do with the heart, blood and blood vessels together

24
Q

Immune system

A

The structures and processes in the body that stop disease

25
Q

Thrombokinase

A

Substance involved in blood clotting

26
Q

Serotonin

A

Hormone that triggers the clotting process

27
Q

Plasma

A

The fluid part of blood

Physical Education (9 decks)

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