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exam 6 > Texas Heart > Flashcards

Texas Heart Flashcards

0
Q

What carries oxygenated blood away from your heart?

A

Arteries

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1
Q

What carries deoxygenated blood back to your heart?

A

Veins

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2
Q

The Pulmonary Artery brings ___ blood into your lungs.

A

Deoxygenated

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3
Q

The Pulmonary Vein brings ___ blood back to your heart.

A

Oxygenated

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4
Q

What are the “true deliverers” of oxygen and nutrients to your cells?

A

Capillaries

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5
Q

Surrounds your heart like a sac

A

Pericardium

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6
Q

Largest and strongest chamber of the heart:

A

Left ventricle

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7
Q

Tricuspid valves regulates:

A

Blood flow between right atrium and right ventricle

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8
Q

Pulmonary Valve controls

A

Blood flow from righty ventricle into pulmonary arteries

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9
Q

Mitral Valve lets:

A

Oxygenated blood pass from left atrium into left ventricle

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10
Q

Aortic Valves opens the way for:

A

Oxygenated blood to pass from left ventricle into aorta

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11
Q

What supplies oxygenated blood to the heart?

A

Coronary Arteries

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12
Q

Why is the right side of the heart smaller?

A

It only pumps blood to the lungs

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13
Q

The left coronary artery branches into:

A

The left anterior descending artery and circumflex artery

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14
Q

Diastole occurs when:

A

When the atria contract to push blood through the tricuspid and mitral valve into the right and left ventricles

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15
Q

What does plasma consist of?

A

Yellowish liquid that is 90% water
Salts
Glucose
Proteins

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16
Q

What is the role of protein in plasma?

A

Carry important nutrients to the body’s cells

Strengthens the body’s immune system to fight off infection

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17
Q

Platelets help the blood to ___

A

Clot

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18
Q

Another name for platelets

A

Thrombocytes

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19
Q

Red blood cells carry ___.

A

Oxygen

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20
Q

Another term for RBCs

A

Erythrocytes

21
Q

White blood cells ___ ___ ___.

A

Ward off infection

22
Q

Another term for WBCs

A

Leukocytes

23
Q

Function of Blood

A

Carry O2 away from lungs and nutrients to GI tract to the body’s cells
Carry away carbon dioxide and all waste products that the body doesn’t need
Help keep body at right temperature
Carry hormones to the body’s cells
Sends antibodies to fight infection
Contain clotting factors to help blood to clot and the body’s tissues to heal

24
Q

4 types of blood:

A

A
B
AB
O

25
Q

Blood is always being made by the cells inside your ___.

A

Bones

26
Q

Circulation

A

One-way circulatory system that carries blood to all parts of your body

27
Q

Venules join to form ___.

A

Veins

28
Q

Electrical impulses from your myocardium cause your heart to ___.

A

Beat (contract)

29
Q

Where is the SA node located?

A

Top of the right atrium

30
Q

SA node is also known as the:

A

Heart’s natural pacemaker

31
Q

When an electrical impulse is release from the SA node, it causes:

A

The atria to contract

32
Q

When the atria contract, it pushes blood through:

A

The tricuspid and mitral valves into the R and L ventricles

33
Q

When blood is being pushed from the RV into the lungs, oxygenated blood flows:

A

From the LV to the heart and other parts of the body

34
Q

When blood moves into the pulmonary artery and aorta, the ventricles:

A

Relax and the pulmonary and aortic valves close

35
Q

Body’s largest artery

A

Aorta

36
Q

Average man has about how much blood in his body?

A

10-12 pints

37
Q

The average woman has about how much blood in her body?

A

8-9 pints

38
Q

HR can change depending on:

A

Physical demands
Stress
Hormonal factors

39
Q

Where does the AV node send its impulses?

A

Through the muscle fibers of the ventricles, causing them to contract

40
Q

Term for vessels smaller than arteries:

A

Arterioles

41
Q

Term for vessels smaller than arterioles:

A

Capillaries

42
Q

How many valves regulate flow of blood?

A

4

43
Q

Upper chambers of the heart are called:

A

Left and Right Atria

44
Q

Lower chambers of the heart are called:

A

Left and Right Ventricles

45
Q

Outer layer of pericardium surrounds:

A

Roots of your ❤️’s major blood vessels

46
Q

What attaches the outer layer of pericardium?

A

Ligaments to your spinal column, diaphragm and other parts of your body

47
Q

What is the inner layer of pericardium attached to?

A

The ❤️ muscle

48
Q

What is the coating of fluid between the 2 layers of pericardium useful for?

A

Let’s the ❤️ move as it beats, yet still be attached to your body

49
Q

What separates the L&R atria and L&R ventricles?

A

Septum

50
Q

Main blood supplier to the body:

A

Aorta

exam 6 (6 decks)

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