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Cardiorespiratory System > Vocab > Flashcards

Vocab Flashcards

1
Q

Stroke Volume

A

The amount of blood pumped out of the heart with each contraction

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1
Q

Respiratory System

A

A system of organs (the lungs and respiratory passageways) that collects oxygen from the external environment and transports it to the bloodstream

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1
Q

The inferior chambe of the heart hat receives blood from its corresponding atrium and, in turn, forces blood into the arteries

A

Ventricle

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2
Q

Atrioventricular (AV) Node

A

A small mass of specialized cardiac muscle fibers, lovated in the wall of the right atrium of the heart, that receives heartbeat impulsesfrom the sinoatrial node and directs them to the walls of the ventricles

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3
Q

Atrium

A

The superior chamber of the heart that recieves blood from the veins and forces it into the ventricles

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3
Q

Vessels that transport blood from the capillaries toward the heart

A

Veins

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4
Q

Blood

A

Fluid that circulates in the heart, arteries, capillaries, and veins, carries nutrients and oxygen o all parts of the body, and also rids the body of waste products

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4
Q

Small terminal branches of an artery, which end in capillaries

A

Arterioles

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5
Q

The process of actively or passively relaxing the inspiratory muscles to move air out of the body

A

Expiration

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6
Q

Heart Rate (HR)

A

The rate at which the heart pumps

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6
Q

Blood Vessels

A

Network of hollow tubes that circulates blood throughout the body

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6
Q

The smallest blood vessels, and the site of exchange of chemicals and waer between the blood and the tissues

A

Capillaries

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7
Q

A system of the body composed of the cardiovascular and respiratory systems

A

Cardiorespiratory System

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9
Q

Cardiac Output (Q)

A

Heart rate X stroke volume, the overall performace of the heart

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11
Q

Cardiovascular System

A

A system of the body composed of the heart, blood, and blood vessels

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12
Q

Sinoatrial (SA) Node

A

A specialized area of cardiac tissue, located in the right atrium of the heart, which initiates the electrical impulses that determine the heart rate; often termed the pacemaer of the heart

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12
Q

Venules

A

The very small veins that connect capillaries to the larger veins

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12
Q

Vessels that transport blood away from the heart

A

Arteries

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13
Q

The superior chamber of the heart that recieves blood from the veins and forces it into the ventricles

A

Atrium

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13
Q

Heart rate X stroke volume, the overall performace of the heart

A

Cardiac Output (Q)

14
Q

Arterioles

A

Small terminal branches of an artery, which end in capillaries

15
Q

A small mass of specialized cardiac muscle fibers, lovated in the wall of the right atrium of the heart, that receives heartbeat impulsesfrom the sinoatrial node and directs them to the walls of the ventricles

A

Atrioventricular (AV) Node

16
Q

The space in the chest between the lungs that contains all the internal organs of the chest except the lungs

A

Mediastinum

17
Q

The highest rate of oxygen transport and utilization achieved at maximal physical exertion

A

Maximal Oxygen Consumption (VO2max)

18
Q

The very small veins that connect capillaries to the larger veins

A

Venules

20
Q

Cardiorespiratory System

A

A system of the body composed of the cardiovascular and respiratory systems

20
Q

A specialized area of cardiac tissue, located in the right atrium of the heart, which initiates the electrical impulses that determine the heart rate; often termed the pacemaer of the heart

A

Sinoatrial (SA) Node

21
Q

Ventricle

A

The inferior chambe of the heart hat receives blood from its corresponding atrium and, in turn, forces blood into the arteries

22
Q

A system of organs (the lungs and respiratory passageways) that collects oxygen from the external environment and transports it to the bloodstream

A

Respiratory System

23
Q

The rate at which the heart pumps

A

Heart Rate (HR)

25
Q

Arteries

A

Vessels that transport blood away from the heart

26
Q

The proces of getting oxygen from the environment to the tissues of the body

A

Diffusion

28
Q

Maximal Oxygen Consumption (VO2max)

A

The highest rate of oxygen transport and utilization achieved at maximal physical exertion

30
Q

Veins

A

Vessels that transport blood from the capillaries toward the heart

32
Q

Capillaries

A

The smallest blood vessels, and the site of exchange of chemicals and waer between the blood and the tissues

33
Q

Heart

A

A hollow muscular organ that pumps a circulation of blood through the body by means of rhythmic contraction

34
Q

Inspiration

A

The process of actively contracting the inspiratory muscles to move air into the body

35
Q

Network of hollow tubes that circulates blood throughout the body

A

Blood Vessels

36
Q

Diffusion

A

The proces of getting oxygen from the environment to the tissues of the body

37
Q

Is composed of skeletal structures (bones) and soft tissues (muscles) that work together to allow proper respiratory mechanics to occue and help pump blood back to the heart during inspiration

A

Respiratory Pump

39
Q

Mediastinum

A

The space in the chest between the lungs that contains all the internal organs of the chest except the lungs

40
Q

Expiration

A

The process of actively or passively relaxing the inspiratory muscles to move air out of the body

42
Q

Respiratory Pump

A

Is composed of skeletal structures (bones) and soft tissues (muscles) that work together to allow proper respiratory mechanics to occue and help pump blood back to the heart during inspiration

43
Q

Fluid that circulates in the heart, arteries, capillaries, and veins, carries nutrients and oxygen o all parts of the body, and also rids the body of waste products

A

Blood

45
Q

A system of the body composed of the heart, blood, and blood vessels

A

Cardiovascular System

46
Q

The process of actively contracting the inspiratory muscles to move air into the body

A

Inspiration

47
Q

The amount of blood pumped out of the heart with each contraction

A

Stroke Volume

48
Q

A hollow muscular organ that pumps a circulation of blood through the body by means of rhythmic contraction

A

Heart

Cardiorespiratory System (1 decks)

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