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Biology Unit Test > Respiratory System > Flashcards

Respiratory System Flashcards

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AP® Biology flashcards Biology 101 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?

A
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?

A
25
Q

300-500 million in each lung

A

Alveoli

26
Q

Diaphragm relaxes and decreases thoracic space(air flows out) is?

A

Expiration

27
Q

Diaphragm contracts and increases thoracic space(air flows in) is?

A

Inspiration

28
Q

What is respiration?

A

Process of breathing(inhaling oxygen and exhale carbon dioxide)

29
Q

What is internal respiration?

A

Exchange of gases within cells if the body organs and tissues

30
Q

What is external respiration?

A

Exchange of gases in lungs

31
Q

What is ventilation?

A

Movement of air

Biology Unit Test (7 decks)

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