Respiratory System Flashcards Preview

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Flashcards in Respiratory System Deck (19)
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1
Q

What is the pleural membrane?

A

The sac around the lungs

  • allows the respiratory system to remain a closed system (gas can’t escape from the lungs to the surrounding area)
1
Q

Mutated lung cells form tumors (often caused by tar from smoking)

A

Lung cancer

2
Q

The back of the throat, holds both food and air

A

Pharynx

2
Q

How does the diaphragm work to allow you to breathe?

A

When you **inhale, **the diaphragm pulls down, your rib cage expands, and air rushes in

When you exhale, the diaphragm pushes up, the rib cage contracts, and air is pushed out

3
Q

Warms, moistens, and cleans the air

A

Nose (sinuses)

3
Q

Breathing is controlled by:

A
  1. The medulla oblongata - part of the brain
  2. The concentration of carbon dioxide in the blood
4
Q

Swollen and mucus clogged bronchi are symptoms of

A

Chronic bronchitis

5
Q

Elastic sacs that facilitate gas exchange

A

Lungs

7
Q

The large, flat muscle at the bottom of the chest cavity

A

Diaphragm

8
Q

What is the function of the respiratory system?

A

The main function of the respiratory system is to perform the exchange of oxygen and carbon dioxide between the blood, air, and body tissues

10
Q

The main structures of the respiratory system are:

A

Bronchial Tubes

Lungs

Pharynx

Nose

Epiglottis

Larynx

Trachea

Bronchioles

Alveoli

11
Q

Tiny air sacs in the lungs where gas exchange takes place

A

Alveoli

12
Q

What are the two large passageways that lead to the lungs?

A

Bronchial tubes

13
Q

Sinuses are also known as

A

Nose

14
Q

The top of the trachea, vocal cords

A

Larynx

16
Q

This structure is made of cartilage rings, is always open, and is known as the windpipe

A

Trachea

17
Q

The flap that covers the trachea when food is swallowed

A

Epiglottis

18
Q

What are bronchioles?

A

The smaller tubes inside each lung that connect the bronchial tubes to the alveoli

19
Q

What is emphysema?

A

The loss of elasticity in the tissue of the lungs