Circulatory And Respiratory Systems Flashcards

1
Q

What are the functions of the circulatory system?

A
  • Transports blood and oxygen from the lungs to various tissues in the body
  • pumps blood around the body
  • remove carbon dioxide
  • immunity
  • thermoregulation
  • cellular repair and regrowth
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2
Q

What are the different types of blood vessels?

A
  • arteries
  • capillaries
  • veins
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3
Q

What do the arteries do?

A

They transport blood away from the heart?

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4
Q

What do veins do?

A

They return blood from the body to the heart

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5
Q

What do capillaries do?

A

They transport oxygen, water, nutrients and occasionally carbon dioxide

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6
Q

What do the valves of the heart do?

A

They are responsible for controlling the blood flow in the heart

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7
Q

What is hypothermia?

A

This is where the homeostatic levels have dropped below average.

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8
Q

What is vasodilation?

A

This is the enlargement of blood vessels which decreases blood pressure

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9
Q

What is heart rate? HR

A

This is the speed of the heartbeat measured by the number of contractions of the heart per minute.

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10
Q

What is stroke volume? SV

A

Is mount of blood pumped around the body per one beat of the heart. average =70ml

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11
Q

What is cardiac output? Q

A

This is the amount of blood pumped by the heart per minute. this is found through = beats per minute x stroke volume

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12
Q

What is blood pressure? BP

A

This is a measure of the pressure of the blood in the circulatory system?

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13
Q

What is the role of the respiratory system?

A

Inhaling oxygen.

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14
Q

What is tidal volume? TV

A

This is a normal breathe in during rest

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15
Q

What is respiratory rate? RR

A

The amount of breaths taken in a minute?

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16
Q

What is residual volume? RV

A

The air that remains in your lungs at all times

17
Q

What is vital capacity? VC

A

This is the volume of air that you breathe in and out in a large breath

18
Q

What is ventilation? V

A

This is the general breathing in and out of oxygen and carbon dioxide transported to and from the lungs
v= respiratory rate x tidal volume

19
Q

What is total lung capacity? TLC

A

The volume if air on the lungs at maximum inflation. Average = 600ml

20
Q

What is VO2 max?

A

This is the maximum amount of oxygen your body can use for each kg of body weight (how effectively you use your oxygen)

21
Q

What is a muscle pump?

A

A collection of skeletal muscles that aid the heart in circulation and blood return.