Chapter 15 Flashcards

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1
Q

Arteries

A

Blood vessels that carry blood from the heart to all organs and cells

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2
Q

Arterioles

A

Smallest of the arteries

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3
Q

Atria

A

The upper chambers or the heart

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4
Q

Capillaries

A

Tiny microscopic blood vessels that connect arteries to veins

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5
Q

Cardiac conduction

A

The hearts electrical system, consisting of specialized cells within the heart, muscles that carry an electrical signal, which regulates the pumping of the heart

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6
Q

Coronary arteries

A

The hearts own system of blood vessels

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7
Q

Diastolic

A

The lowest pressure in the heart; relates to ventricular relaxation

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8
Q

Pulmonary artery

A

The artery that connects the heart to the lungs

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9
Q

Pulse

A

60-100 beats per minute

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10
Q

Pulse pressure

A

The difference between the diastolic and systolic pressures in the heart

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11
Q

Septum

A

The wall separating the left and right sides of the heart

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12
Q

Systolic

A

The highest pressure in the heart correlates to ventricular contraction

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13
Q

Target heart rate

A

The percentage of the maximum heart rate that is safe to reach during exercise

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14
Q

Veins

A

Blood vessels that carry blood back to the heart

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15
Q

Ventricules

A

The lower chambers of the heart

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16
Q

Venules

A

The smallest of veins

17
Q

Blood pressure

A

120/80

18
Q

Temperature

A

98.6

19
Q

Respirations

A

12 to 20 breaths per minute

20
Q

Cardio respiratory system

A

The body system that includes the functions of the heart, blood vessels, circulation, and exchange of the gases between the blood and the atmosphere

21
Q

Aorta

A

The hearts main artery, which carries nutrient rich blood away from the heart to the body cells