Anatomy of the Respiratory System

Question 0

Air is warmed, moisened & filtered as it flows over the damp, sticky _____ that lines the nose.

Answer 0

Mucous membrane

Question 1

The upper airway extends from the :

Answer 1

Nose & mouth to the cricoid cartilage (the most inferior part of the larynx

Question 2

Anatomy of the upper airway:

Answer 2

Nasal cavity
Nasopharynx
Oropharynx
Laryngopharynx
Larynx

Question 3

Food & water are routed to the ______ , which leads to the stomach

Answer 3

Esophagus

Question 4

The passage way for air traveling into the lungs (windpipe)

Answer 4

Trachea

Question 5

The epiglottis works by

Answer 5

Keeping food & drink out of the trachea & air from going down the esophagus

Question 6

The lower airway extends from the

Answer 6

cricoid cartilage at the lower edge of the larynx to the alveoli of the lungs

Question 7

Anterior portion of the larynx is composed of the large bulky________. Know as the “Adam’s apple”

Answer 7

Thyroid cartilage

Question 8

the point at which splits into the right & left mainstream bronchi

Answer 8

carina

Question 9

innermost covering of the lung

Answer 9

visceral pleura

Question 10

a thicker, or most more elastic layer that adheres to the inner portion of the chest wall

Answer 10

parietal pleura

Question 11

The mechanical process by which air is moved in & out of the lungs

Answer 11

ventilation

Question 12

monitor the levels of oxygen, carbon dioxide, & pH in the blood

Answer 12

Chemoreceptors

Question 13

the gas exchange process that occurs between the alveoli and the pulmonary capillaries

Answer 13

external respiration

Question 14

the gas exchange process that occurs between the cells and the capillaries

Answer 14

internal respiration

Question 15

the process that breaks down glucose in the presence of oxygen, produces high amounts of energy in the form of ATP, & releases carbon dioxide & water as a by-product

Answer 15

cellular respiration and metabolism

Question 16

the only completely circular cartilaginous ring of the upper airway

Answer 16

cricoid cartilage

Question 17

the pleural space contains a small amount of ______ ______ that acts as a lubricant to reduce friction when the layers of the pleura rub against each other during breathing

Answer 17

serous fluid

Question 18

During inhalation:

Answer 18

• diaphragm & external intercostal muscles contract
• diaphragm moves down
• external intercostal muscles pull the ribs & sternum pull up & out

Question 19

During exhalation:

Answer 19

• diaphragm & external intercostal muscles relax
• diaphragm moves up
• ribs & sternum move down & in (back to normal resting positions)