1 Flashcards

1
Q

What is the primary function of the heart?

A

Pumps blood throughout the body

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2
Q

What are the three types of blood vessels?

A
  • Arteries
  • Veins
  • Capillaries
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3
Q

What is the role of arteries in the cardiovascular system?

A

Carry oxygen-rich blood from the heart to the body

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4
Q

What is the function of veins?

A

Return deoxyginated blood to the heart

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5
Q

What do capillaries do?

A

Exchange oxygen and nutrients with tissues

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6
Q

What is the role of blood in the body?

A

Carries oxygen, nutrients, and removes waste

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7
Q

How do the lungs relate to the cardiovascular system?

A

Provide oxygen to the blood and remove carbon dioxide

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8
Q

What are the main functions of the cardiovascular system?

A
  • Transporting oxygen and nutrients to cells
  • Removing waste products
  • Regulating body temperature
  • Fighting infections
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9
Q

What is the function of the right atrium?

A

Receives de-oxyginated blood from the body and sends it to the right ventricle

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10
Q

What does the right ventricle do?

A

Pumps de-oxyginated blood to the lungs to get oxygen

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11
Q

What is the role of the left atrium?

A

Receives oxygen-rich blood from the lungs and sends it to the left ventricle

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12
Q

What is the function of the left ventricle?

A

Pumps oxygen-rich blood to the entire body

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13
Q

Describe the basic movement of blood through the heart

A
  • Deoxygenated blood enters right atrium
  • Blood enters right ventricle via tricuspid valve
  • Blood exits right ventricle via pulmonary valve
  • Blood goes to lungs via pulmonary arteries
  • Oxygenated blood returns to left atrium via pulmonary veins
  • Blood enters left ventricle via mitral valve
  • Aorta distributes blood to body
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14
Q

What is Heart Rate (HR)?

A

The number of heartbeats per minute

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15
Q

What is Blood Pressure (BP)?

A

The force of blood pushing against the walls of blood vessels

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16
Q

What is systolic blood pressure?

A

The pressure when the heart beats and pumps blood (the higher number)

17
Q

What is diastolic blood pressure?

A

The pressure when the heart is resting between beats (the lower number)

18
Q

What is the typical range for blood pressure?

A

Around 120/80 mmHg

19
Q

What is the normal range for systolic blood pressure?

A

100-140 mmHg

20
Q

What is the normal range for diastolic blood pressure?

A

60-90 mmHg

21
Q

What is the normal heart rate (HR) for adults at rest?

A

Typically 60-100 beats per minute

22
Q

What are the two types of fluids that move through the circulatory system?

A
  • Blood
  • Lymph
23
Q

What color represents arteries in diagrams?

A

Red

24
Q

What color represents veins in diagrams?

A

Blue