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GENERAL ANATOMY > Circulatory System > Flashcards

Circulatory System Flashcards

1
Q
  • The largest artery in the body.

- It carries oxygen-rich blood away from the heart to vessels that reach the rest of the body

A

AORTA

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2
Q

The chambers of the heart, to which the blood returns from the circulation.

A

ATRIA

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3
Q
  • The smallest of the body’s blood vessels.
  • Oxygen and glucose pass through capillary walls and enter the cells.
  • Waste products such as carbon dioxide pass back from the cells into the blood through capillaries.
A

Capillaries

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4
Q

Any of the four heart valves that regulate the flow of blood through the chambers of the heart.

A

Cardiac Valves

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5
Q

Oxygen-poor blood.

A

Deoxygenated blood

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6
Q

The hollow, muscular organ that maintains the circulation of the blood.

A

HEART

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7
Q

The lower right and left chambers of the heart.

A

HEART VENTRICLES

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8
Q

Is the stout wall separating the lower chambers (the ventricles) of the heart from one another.

A

INTERVENTRICULAR SEPTUM

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9
Q

One of a pair of organs in the chest that supplies the body with oxygen, and removes carbon dioxide from the body.

A

LUNGS

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10
Q

The muscular substance of the heart; the middle of the three layers forming the outer wall of the human heart.

A

MYOCARDIUM

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11
Q

Oxygen-rich blood.

A

OXYGENATED BLOOD

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12
Q

The pulmonary artery and its branches deliver blood rich in carbon dioxide (and lacking in oxygen) to the capillaries that surround the air sacs.

A

PULMONARY ARTERY

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13
Q

The circulation of the blood through the lungs.

A

PULMONARY CIRCULATION

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14
Q

The veins that return the oxygenated blood from the lungs to the left atrium of the heart.

A

PULMONARY VEINS

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15
Q

The large vein that carries blood from the head, neck, arms, and chest to the heart.

A

SUPERIOR VENA CAVA

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16
Q

A large vein which returns blood from the head, neck and extremities to the heart

A

VENA CAVA

17
Q

2 Divisions of Circulatory System

A

CARDIOVASCULAR SYSTEM

LYMPHATIC SYSTEM

18
Q

IN ORDER TO FUNCTION AS A PUMP THE HEART MUST HAVE:

A
  • Both receiving and delivering chambers
  • Valves to direct the flow of the blood
  • Wall that is strongly compressible and provides the force to propel blood
  • Vessels to deliver blood to and from the heart
19
Q

RIGHT ATRIUM
LEFT ATRIUM
RIGHT VENTRICLE
LEFT VENTRICLE

A

CHAMBERS OF THE HEART

20
Q

MITRAL VALVE
TRICUSPID VALVE
AORTIC VALVE
PULMONARY VALVE

A

VALVES OF THE HEART

21
Q

ATRIOVENTRICULAR VALVES

A

Right tricuspid valve

Mitral Valve

22
Q

SEMILUNAR VALVES

A

PULMONARY SEMILUNAR VALVES

AORTIC SEMILUNAR VALVES

23
Q

WALLS OF THE HEART

A

EPICARDIUM
MYOCARDIUM
ENDOCARDIUM

24
Q

VESSELS OF THE HEART

A

ARTERY
VEIN
CAPILLARY

25
Q

The point where two blood vessels merge or meet

A

ANASTOMOSIS

GENERAL ANATOMY (1 decks)

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