Chapter Twelve- Respiratory Flashcards Preview

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Flashcards in Chapter Twelve- Respiratory Deck (80)
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1

Alveolus

Air sac in the lung

2

Apex of the lung

Tip or uppermost portion of the lung

3

Base of the lung

Lower portion of the lung

4

Bronchioles

Smallest branches of the bronchi

5

Bronchus

Branch of the trachea that is a passageway into the lung; bronchial tube

6

CO2

Gas produced by body cells when oxygen and food combine; exhaled through lungs

7

Cilia

Thin hairs attached to the mucous membrane epithelium lining the respiratory tract

8

Diaphragm

Muscle separating the chest and abdomen; makes breathing possible

9

Epiglottis

Lid-like piece of cartilage that covers the larynx, preventing food from entering when swallowing

10

Expiration

Breathing out

11

Glottis

Slit opening to the larynx

12

Hilum

Midline region where the bronchi, blood vessels, and nerves enter and exit the lungs

13

Inspiration

Inhaling

14

Larynx

Voice box

15

Lobe

Division of a lung

16

Mediastinum

Region between the lungs in the chest cavity; contains trachea, heart, aorta, esophagus, and bronchial tubes

17

Nares

Openings through the nose carrying air into the nasal cavities

18

O2

Gas that passes into the bloodstream at the lungs and travels to all body cells

19

Palatine sinus

One of a pair of almond shaped masses of lymphatic tissue in the oropharynx

20

Paranasal sinus

One of the air cavities in the bones near the nose

21

Parietal pleura

Outer fold of pleura lying closer to the ribs and chest wall

22

Pharynx

Throat

23

Pleura

Double folded membrane surrounding each lung

24

Pleural cavity

Space between the folds of the pleura

25

Pulmonary parenchyma

Essential parts of the lung; bronchioles and alveoli

26

Respiration

Breathing

27

Trachea

Windpipe

28

Visceral pleura

Inner fold of pleura lying closer to the lung tissue

29

Adenoids

Lymphatic tissue in the nasopharynx; pharyngeal tonsils

30

Adenoid/o

Adenoids