Respiratory System Flashcards

1
Q

Prevents food from going into lungs

A

Pharynx

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2
Q

Windpipe

A

Trachea

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3
Q

Waste gas you breathe out

A

Carbon dioxide

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4
Q

Two places air enters your body

A

Mouth and nose

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5
Q

Large muscle that controls the lungs?

A

Diaphragm

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6
Q

When somethin irritates your trachea or bronchi

A

You cough

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7
Q

Two tubes that connect the trachea to the lungs

A

Bronchi

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8
Q

What is external respiration?

A

Exchangeof gases in lungs

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9
Q

What is internal respiration?

A

Exchangeof gases within calls of the body organs and tissues

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10
Q

What is the role of ribs?

A

Thoracic cage protects the thoracic organs. It help respiration.

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11
Q

How many ribs are there?

A

12 pair of ribs and are attached to spine

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12
Q

What consists of the upper respiratory tract?

A

Nose, mouth, pharynx, epiglottis, larynx

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13
Q

What consists of the lower respiratory tract?

A

Bronchial tree and lungs

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14
Q

What is the nose/nasal cavity?

A

Mucous membrane that traps dust particles. Small hair(Cilia) moves dust to nose the be blown out.

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15
Q

What is the mouth/oral cavity?

A

Breathing, expelling carbon dioxide. Pronunciation of words and sound too.

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16
Q

What is the Pharynx?

A

Where breathing and digestive system share a passageway and has a role in your speech.

17
Q

What is the epiglottis?

A

A lid that covers the larynx and trachea to prevent food from entering the lungs.

18
Q

What is the Larynx?

A

Voice box/ vocal

19
Q

What is the Trachea?

A

Windpipe or airway

20
Q

What are the lungs?

21
Q

What are the Bronchi Tubes?

A

Allows air to flow into either left or right lung. That are C- shaped cartilage rings with smooth muscle

22
Q

What is the Alveoli?

A

Air sacs that if destroyed can’t be repaired. Gaseous exchange takes place.

23
Q

What is Diaphragm?

A

Muscle separating chest and abdomen

24
Q

What is respiration?

25
300-500 million in each lung
Alveoli
26
Diaphragm relaxes and decreases thoracic space(air flows out) is?
Expiration
27
Diaphragm contracts and increases thoracic space(air flows in) is?
Inspiration
28
What is respiration?
Process of breathing(inhaling oxygen and exhale carbon dioxide)
29
What is internal respiration?
Exchange of gases within cells if the body organs and tissues
30
What is external respiration?
Exchange of gases in lungs
31
What is ventilation?
Movement of air