Deck 36: Anatomy of the Respiratory System

Question 1

The pseudostratified ciliated columnar epithelium of the trachea _ .

A)produces mucus to trap dust particles, bacteria, and other debris; sweeps the mucus toward the throat, where it can be expelled or swallowed; and lines the airway that is held open by C- shaped cartilaginous rings
B)produces mucus to trap dust particles, bacteria, and other debris
C)sweeps the mucus toward the throat, where it can be expelled or swallowed
D)lines the airway that is held open by C- shaped cartilaginous rings

Answer 1

A

Question 2

The portion of the serous membrane that covers and adheres to the lung is called the .

A)pleural cavity
B)visceral pleura
C)parietal pleura
D)fibrous sac

Answer 2

B

Question 3

The medial surface of the left lung has a cavity that accommodates the contents of the mediastinum. It is called the .

A)cardiac notch
B)paraphrenic indentation
C)stinal indentation
D)medial notch

Answer 3

A

Question 4

The lungs lay primarily _ to the heart.

A)lateral
B)inferior
C)superficial
D)anterior

Question 5

The inflated lungs of a fresh pluck .

A)remain a tan/brown color, since it is no longer living tissue
B)feel like a soft sponge
C)change color and become paler as the lungs increase in size
D)feel like a soft balloon

Question 6

The boundary between conducting zone and respiratory zone structures occurs at the .

A)secondary bronchi/tertiary bronchi junction
B)tertiary bronchi/bronchiole junction
C)terminal bronchiole/respiratory bronchiole junction.
D)tracheal/main (primary)bronchi junction

Question 7

The trachea divides into bronchi that lead to the lungs.

A)3
B)2
C)5
D)4

Question 8

The larynx .

A)is covered during swallowing by the cricoid cartilage
B)is located posterior to the esophagus (food chute)
C)is formed by a group of elastic cartilages
D)contains the apparatus for speech

Question 9

This portion of the upper respiratory system serves only as an air passageway.

A)laryngopharynx
B)oropharynx
C)nasopharynx

Question 10

What kind of epithelium lines the trachea?

A)simple squamous
B)stratified squamous
C)pseudostratified ciliated columnar
D)ciliated columnar

Question 11

A respiratory bronchiole can be distinguished from a terminal bronchiole by .

A)the total loss of smooth muscle in its walls
B)the loss of cartilage rings that are seen in the terminal bronchioles
C)the absence of an epithelium lining it
D)the alveoli that first appear on the respiratory bronchioles

Question 12

Select the pair below that is a correct match of the structure and zone.

A)respiratory zone, terminal bronchiole
B)respiratory zone, nasal cavity
C)conducting zone, trachea
D)conducting zone, alveolar sac

Question 13

The function of the respiratory system is to _.

A)convert carbon dioxide to oxygen and carbon
B)supply the body with oxygen and carbon dioxide
C)create oxygen and break down carbon dioxide
D)supply the body with oxygen and eliminate carbon dioxide

Question 14

Because the conducting zone structures have no gas exchange function, they are called .

A)respiratory dead space
B)physiological dead space
C)anatomical dead space

Question 15

What is the correct order of passageways, from proximal to distal?

A)terminal bronchiole, respiratory bronchiole, alveolar duct
B)alveolar duct, respiratory bronchiole, terminal bronchiole
C)respiratory bronchiole, terminal bronchiole, alveolar duct
D)terminal bronchiole, alveolar duct, respiratory bronchiole

Question 16

The right lung has superior, middle, and inferior lobes. Which lobe is missing on the left side?

A)inferior
B)middle
C)superior

Question 17

The alveoli are made up of .

A)stratified squamous epithelium
B)simple cuboidal epithelium
C)simple columnar epithelium
D)simple squamous epithelium

Question 18

The respiratory membrane includes the .

A)capillary and alveolar walls and their fused basal laminae
B)the capillary and alveolar epithelial sheets, and a common, mucous- coated basement membrane
C)capillary wall, a thin fluid- filled space, and the alveolar wall

Question 19

Speech occurs when air is moved through this passageway between the .

A)vocal folds
B)vestibular folds
C)walls of the arytenoid canal
D)false vocal cords

Question 20

Which lobes of the lungs are found in the apex?

A)inferior
B)superior
C)middle

Question 21

The wall of the trachea is composed of several tissues. Which is unique to the trachea?

A)cartilage rings
B)lamina propria
C)pseudostratified ciliated columnar epithelium
D)smooth muscle

Question 22

The function of the bronchial tree through the terminal bronchiole is ; the function of the respiratory bronchiole and alveoli is _.

A)to move air, gas exchange
B)to filter air, to move carbon dioxide across the respiratory membrane
C)gas exchange, gas exchange
D)to warm and moisten air, to move air to the respiratory membrane

Question 23

The main bronchi enter the lungs at an area called the .

A)pulmonary indentation
B)pelvis of the lung
C)pleural connection
D)hilum of the lung

Question 24

Ventilation is .

A)the movement of air into and out of the lungs
B)the exchange of gases between blood and tissue cells
C)the exchange of gases between blood and the air- filled chambers of the lungs
D)the transport of respiratory gases between the lungs and the tissues of the body

Question 25

The functions of the nasal cavity include .

A)accommodating both ingested food and air
B)passing inspired air into the blood
C)passing air over the various tonsils
D)warming, moistening, and filtering the air