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🚑 NREMT Study > 🫁 Airway & Respiratory Systems > Flashcards

🫁 Airway & Respiratory Systems Flashcards

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1
Q

Inspiration

A

When the diaphragm and intercostal muscles contract allowing air to enter the lungs

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2
Q

Expiration

A

The process of breathing out, during which the diaphragm and intercostal muscles relax.

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3
Q

Gas Exchange

A

The exchange of carbon dioxide and oxygen in the lungs during breathing.

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4
Q

Upper Airway

A
  1. Pharynx
  2. Larynx
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5
Q

Lower Airway

A
  1. Trachea
  2. Bronchi
  3. Bronchioles
  4. Alveoli
  5. Capillaries
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6
Q

3 Components of Pharynx

A
  1. Nasopharynx
  2. Orophaynx
  3. Laryngopharynx (Hypopharynx)
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7
Q

4 Components of Larynx

A
  1. Glottis
  2. Epiglottis
  3. Thyroid
  4. Vocal Cords
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8
Q

What does the trachea do?

A

The trachea, or windpipe, carries air from the throat to the bronchi.

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9
Q

Bronchi

A

The bronchi are large airways that branch from the trachea into each lung.

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10
Q

Bronchioles

A

Bronchioles are smaller branches of the bronchi that lead to the alveoli.

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11
Q

Alveoli

A

Alveoli are tiny air sacs where oxygen and carbon dioxide are exchanged with the blood.

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12
Q

Capillaries

A

Capillaries are tiny blood vessels where the exchange of gases, nutrients, and waste products occurs between blood and tissues.

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13
Q

Pulminary Ventilation

A

The mechanical process of moving air into and out of the lungs for gas exchange.

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14
Q

Internal Respiration

A

The exchange of gases (oxygen and carbon dioxide) between the blood and the body’s tissues.

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15
Q

External Respiration

A

The exchange of gases (oxygen and carbon dioxide) between the air in the lungs and the blood.

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16
Q

Diffusion

A

The process by which gases move from an area of higher concentration to an area of lower concentration.

17
Q

Atmosphereic Pressure

A

Pressure of gas in the air. (sea level = 760mmHg)

18
Q

Hypoxemia

A

Inadequate oxygen in the blood/arteries. (red blood cells specifically)

19
Q

Hypoxia

A

Inadequate oxygen to the tissues/body.

20
Q

Hemoglobin

A

The protein contained in red blood cells that is responsible for delivery of oxygen to the tissues

21
Q

Patency

A

The condition of being normal, open, and functioning.

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