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Science > Heart Test Notes > Flashcards

Heart Test Notes Flashcards

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1
Q

What parts make up the circulatory system?

A

Blood, Heart, Arteries, Veins, and Capillaries.

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2
Q

What is the function of the heart?

A

To transport materials around the body.

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3
Q

What is the membrane covering the heart called?

A

Paricardium

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4
Q

Outer Layer

A

Epicardium

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5
Q

Middle Layer

A

Myocardium

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6
Q

Inner Layer

A

Endocardium

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7
Q

What does the Pulmonary System do?

A

Carries de-oxygenated blood from the heart to the lungs, then it comes out oxygenated blood.

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8
Q

What does the systemic circulatory do?

A

Carries oxygenated blood throughout the body.

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9
Q

How many valves does the heart have? And what are they called?

A

4; AV valves and Pulmonary semilunar valves

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10
Q

How much blood does the heart pump each day?

A

6,000 quarts

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11
Q

What two systems regulate the heart?

A

Autonomic nervous system and the Nodal system.

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12
Q

What is the cardiac cycle?

A

One complete heart beat;
Systole-contraction
Diastole-relaxation

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13
Q

What is the bum-bump sound?

A

First sound- AV valves closing

Second sound- semilunar valves closing

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14
Q

What is a pulse?

A

The expansion and reaction of the arteries do to the heart beat

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15
Q

What is blood pressure?

A

The amount of pressure that is exerted against the inner walls of your blood vessels.

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16
Q

What are the parts of your blood?

A

Plasma, Red blood cells, White blood cells, and Platelets

17
Q

Red blood cells

A

contains haemoglobin, which carries o2 and co2.

18
Q

Platelets

A

blood cotting

19
Q

What are the different types of blood

A

A,B,AB,and O

20
Q

Which types of blood have antigens on the cell membrane?

A

A,B, AB

21
Q

A can receive

A

O,A

22
Q

B can receive

A

O,B

23
Q

AB can receive

A

AB

24
Q

O can receive

A

O

25
Q

What is RH?

A

A protein antigen; the + or -; located on the red blood cells; positive means the blood has no antigens

26
Q

What is plasma?

A

Mostly water, contains dissolved proteins, glucose,clotting factors, mineral ions, hormones, and carbon dioxide.

27
Q

What are White blood cells?

A

Involved in defending the body against both infectious disease and foreign materials.

28
Q

What is the function of the Lymphatic System?

A

Transport fluids back to the blood

29
Q

What are the properties of the Lymphatic system?

A

One way system towards the heart, on pump, Lymph moves towards the heart (Rhythmic contraction of smooth muscle), and it is in the vessel walls.

30
Q

What is lymph?

A

Materials returned to the blood

Water, Blood cells, and proteins.

31
Q

Which organs make up the Lymphatic system?

A

Spleen, Thymus, Tonsils, and Peyer’s patches.

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