Chapter 22 questions

Question 1

Nerve impulses from ___ ___ ____ will result in inspiration

Answer 1

ventral respiratory group

Question 2

The function of type 2 alveoli cell function is what?

Answer 2

secretes surfactant

Question 3

What is not an event necessary to supply blood w/ O2 and dispose of CO2?

Answer 3

blood pH adjustment

Question 4

Where are respiratory control centers located?

Answer 4

medulla and pons

Question 5

How are oxygen and carbon dioxide exchanged in the lungs and cell membrane?

Answer 5

diffusion

Question 6

T/F; the cardiac notch is found on the right lobe of the lung

Answer 6

false

Question 7

T/F; The nose serves as the initiator of the cough reflex

Answer 7

False

Question 8

The erythrocyte count increases after a while when an individual goes from a low to high altitude because

Answer 8

concentration of oxygen/ total atmospheric pressure is lower at higher altitudes

Question 9

The ease which there is lung expansion and ventilation is

Answer 9

lung compliance

Question 10

____________ Is low lung compliance due to increasing amounts of less flexible connective tissue development

Answer 10

fibrosis

Question 11

What creates the respiratory membrane?

Answer 11

alveolar and capillary walls and their fused basement membranes

Question 12

The ___________ respiratory group regulates the smoothing of transitions from inspiration to expiration

Answer 12

pontine

Question 13

The elastic cartilaginous flap that closes the trachea during swallowing is called the

Answer 13

epiglottis

Question 14

________ is a brief period of breathing cessation when CO2 is low

Answer 14

Apnea

Question 15

________ are true vocal cords

Answer 15

vocal folds

Question 16

a wound that emits air directly into pleural cavity is

Answer 16

pneumothorax

Question 17

The _____ _____ is a concavity of the left lung to accommodate the heart

Answer 17

cardiac notch

Question 18

coughing, sneezing, hiccupping, yawning, crying are reflex activities of the respiratory system called

Answer 18

non respiratory air movement

Question 19

_____ filter coarse particles ffrom inspired air (in nostril)

Answer 19

vibrissae

Question 20

________ ____________ is the matching amount of blood flow meeting the alveoli and gas to support efficient gas exchange

Answer 20

ventilation perfusion

Question 21

_____ is the inefficient delivery of oxygen to tissues

Answer 21

hypoxia

Question 22

The _____ is the rhythm generating center which sets eupnea at 12-20 breathes/min

Answer 22

ERG

Question 23

______ is the increased rate and depth of breathing that exceeds the bodys need to remove CO2

Answer 23

hyperventilation

Question 24

______ is the respiratory hematopoetic adjustments made due to change in altitude

Answer 24

acclimization

Question 25

T/F; atelectasis renders the lung uselss for ventilation

Answer 25

true

Question 26

T/F; Labored breathing is termed dyspnea

Answer 26

true

Question 27

T/F; Tachypnea is abnormally rapid breathing at rest

Answer 27

true

Question 28

T/F; the epiglottis is a smooth muscle that covers the glottis during swelling

Answer 28

false