The Heart Flashcards

1
Q

What is VO2 max

A

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

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2
Q

What is a Cusp

A

A triangular fold or flap of a heart valve

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3
Q

What does Pulmonary mean

A

To do with the lungs

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4
Q

What is a Vein

A

Tube that carries blood back to the heart

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5
Q

What is an Artery

A

A muscular tube that carries blood away from the heart.

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6
Q

What is the Vena Cava

A

Large vein bringing deoxygenated blood into the heart

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7
Q

What does Venous mean

A

To do with the veins

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8
Q

What is the Systole

A

The phase of a heartbeat when the heart muscle contracts and pumps blood from the chambers into the arteries.

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9
Q

What is the Diastole

A

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

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10
Q

What is Blood Pressure

A

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

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11
Q

What is Inspiration

A

Breathing in

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12
Q

What is Expiration

A

Breathing out

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13
Q

What is an Erythrocyte

A

Red blood cell

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14
Q

What is Haemoglobin

A

A red protein in the blood that transports oxygen

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15
Q

What is Anaemia

A

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

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16
Q

What is a Leukocyte

A

White blood cell

17
Q

What is a Pathogen

A

An agent that causes a disease such as a virus

18
Q

What is an Antibody

A

Chemical that destroys a pathogen

19
Q

What is Oxygen debt

A

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

20
Q

What is Anaerobic exercise

A

Working at a high intensity level without oxygen for energy production

21
Q

Cardio Respiratory system

A

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

22
Q

Cardiovascular

A

To do with the hear, blood and blood vessels together.

23
Q

Immune system

A

The structure and processes in your body that stop disease

24
Q

Thrombokinase

A

Substance involved in blood clotting

25
Q

Serotonin

A

Hormone that triggers the clotting proccess

26
Q

Plasma

A

The fluid part of blood

27
Q

Vascular shunting

A

Process that increases blood flow to active areas during exercise by diverting blood away from inactive areas. Achieved by vasodilation and vasoconstriction.

28
Q

Vasodialition

A

When veins swell up or dilate widening of the lumen in blood vessels to allow increased blood flow.

29
Q

Vasoconstriction

A

When veins shrink down, narrowing of the lumen of the blood vessel to decrease blood flow.

30
Q

Respiration

A

The movement of air from outside the body into the cells within tissue

31
Q

Diaphragm

A

The primary muscle used in the process of inspiration. A dome shaped sheet of muscle that separates the chest from the rest of the body cavity.

32
Q

Trachea

A

Tube that takes air into the chest, also known as a windpipe.

33
Q

Bronchus

A

Tube along which air passes from the trachea into the lungs.

34
Q

Bronchioles

A

Smaller branches coming of the bronchi

35
Q

Alveoli

A

Tiny sacs at the end of the bronchioles where gaseous exchange take place.

36
Q

Haemoglobin

A

A type of protein found in every red blood cell

37
Q

Gaseous exchange

A

The delivery of oxygen from the lungs to the bloodstream and the removal of carbon dioxide from the tissues