Deck 15 (CO): The Respiratory System

Question 1

The general purpose of the tonsils is to _______________________.

Answer 1

destroy pathogens

Question 2

Inhaled air is first warmed by the _______________________________.

Answer 2

nasal mucosa

Question 3

The trachea is lined with _________________________ epithelial tissue.

Answer 3

ciliated

Question 4

The parts of the pharynx that are passageways for both air and food are the __________________________ and the ____________________________.

Question 5

During swallowing,the nasopharynx is covered by the ___________________________.

Question 6

The oropharynx is located behind the _______________________ and is lined with _____________________________ epithelium.

Question 7

During swallowing,the larynx is covered by the ___________________________.

Question 8

The bones that increase the surface of the nasal mucosa are the _______________________.

Question 9

The laryngopharynx opens into the _____________________ and the _____________________.

Question 10

The part of the pharynx that is an air passageway only is the ___________________________.

Question 11

Coming from the middle ear cavities,the ___________________________ open into the nasopharynx.

Question 12

Two functions of the nasal mucosa are to ___________________ the incoming air and add ___________________________.

Question 13

The nasal mucosa is ___________________ epithelial tissue with goblet cells that secrete ______________________.

Question 14

The function of the soft palate is to cover the __________________________ during _____________________________.

Question 15

The nasal mucosa is made of ___________________ epithelial tissue.

Question 16

The function of the epiglottis is to cover the _______________________ during _______________________.

Question 17

The nasopharynx is located behind the ___________________________ and is lined with __________________________ epithelium.

Question 18

The palatine tonsils are _______________________ tissue,and are on the lateral walls of the _____________________________.

Question 19

The adenoid is ____________________ tissue on the wall of the ______________________.

Question 20

The airway of the larynx is lined with _______________________ epithelial tissue.

Question 21

The right primary bronchus branches into _________ secondary bronchi,and the left primary bronchus branches into ____________.

Question 22

During breathing,friction between the pleural membranes is reduced by ___________________.

Question 23

The trachea extends from the ___________________ to the ___________________________.

Question 24

Exchange of gases is possible in the lungs because the alveoli are lined with ________________________,in which gases can dissolve.

Question 25

The alveoli and the pulmonary capillaries are all made of ___________________________ tissue,which permits __________________________.

Question 26

The ____________________ pleura covers the lungs and the _____________________ pleura lines the chest cavity.

Question 27

The bronchioles differ from the bronchi in that there is no ______________________ in their walls and they may _______________________.

Question 28

The trachea and all of the respiratory passages are collectively called the ________________________.

Question 29

The tissue that keeps the larynx and trachea open is __________________________.

Question 30

Mucus and pathogens are swept out of the larynx and trachea by _______________________________.

Question 31

The serous membrane that covers the lungs is the _______________________________.

Question 32

For most people,the speech areas are in the ____________________________ of the cerebrum.

Question 33

Normal inflation of alveoli is possible because _____________________________ decreases the surface tension within alveoli.

Question 34

The trachea is kept open by ___________________ in the shape of a(n)______________.

Question 35

The larynx contains vocal cords,folds that vibrate when air is ________________________.

Question 36

The serous membrane that lines the chest cavity is the _____________________________.

Question 37

The larynx is an air passage between the _____________________ and the _________________.

Question 38

The airway of the larynx is kept open by ___________________________.

Question 39

The function of the serous fluid of the pleural membranes is to prevent _________________ during ______________________.

Question 40

The bronchioles can constrict or dilate because of the _________________________ tissue in their walls.

Question 41

During exhalation,intrapulmonic pressure _______________________,and air moves ________________ the lungs.

Question 42

The air pressure within the bronchial tree is called ________________________ pressure.

Question 43

Normal exhalation is a passive process and depends on the _____________________ tissue of the lungs.

Question 44

The internal intercostal muscles contribute to a(n)__________________________ by pulling the ribs __________________________.

Question 45

The diaphragm ____________________ during inhalation and moves ___________________.

Question 46

During inhalation,the chest cavity is expanded top to bottom by the contraction of the _______________________________.

Question 47

The air pressure outside the body is called __________________________ pressure

Question 48

During inhalation,intrapulmonic pressure _____________________,and air moves ________________ the lungs.

Question 49

During breathing,the pleural membranes are kept together by the presence of ___________________.

Question 50

The muscles that bring about inhalation are the _________________________ and the _____________________.

Question 51

The diaphragm is made of _____________________ muscle,and during inhalation it moves ____________________________________.

Question 52

A forced exhalation requires the _____________________________ muscles,which pull the ribs ______________________.

Question 53

The elastic connective tissue of the lungs contributes to ______________________ .

Question 54

In external respiration,oxygen diffuses from the _______________________ to the _____________________________.

Question 55

The ribs are pulled up and out by the _____________________________ muscles during ________________________________.

Question 56

The external intercostal muscles contribute to ___________________________ by pulling the ribs __________________________.

Question 57

The diaphragm ___________________ during exhalation,and moves ____________________.

Question 58

All of the structures and substances through which gases diffuse in the lungs are collectively called the ______________________________.

Question 59

Pulmonary surfactant permits normal inhalation because it decreases the ______________________ within alveoli.

Question 60

The diaphragm contracts during ________________________ and relaxes during __________________________.

Question 61

Oxygen is released from hemoglobin when the PCO? of the surrounding tissues is _________.

Question 62

Bicarbonate ions in the plasma are the form in which ________________________ is transported in the blood.

Question 63

Most carbon dioxide is transported in the blood in the form of _________________________ in the ____________________________.

Question 64

The CNS respiratory centers are located in the ___________________ and __________________.

Question 65

In internal respiration,the PO₂ in the blood is ____________,and the PO₂ in the tissues is _______________.

Question 66

In internal respiration,oxygen diffuses from the _______________________ to the ________________________.

Question 67

Oxygen is released from hemoglobin to tissues when the P______ is low and the P______ is high.

Question 68

The partial pressure of a gas in air or a body fluid is a measure of the _____________________ of the gas.

Question 69

Oxygen is released from hemoglobin to tissues when the PO₂ is ____________ and the PCO₂ is _________________.

Question 70

In internal respiration,the PCO₂ in the blood is _______________,and the PCO₂ in the tissues is _______________.

Question 71

In external respiration,the PCO₂ in the alveoli is ________________,and the PCO₂ in the surrounding blood is ______________ .

Question 72

The inspiration and expiration centers are located in the ____________________ of the brain.

Question 73

In external respiration,the PO? in the alveoli is ________________,and the PO? in the surrounding blood is ________________.

Question 74

In external respiration,carbon dioxide diffuses from the _______________________ to the _____________________________.

Question 75

The mineral that is essential for oxygen transport is ___________________,because it is part of _______________________.

Question 76

In internal respiration,carbon dioxide diffuses from the _________________________ to the ________________________.

Question 77

The nerve impulses that stimulate contraction of the respiratory muscles come from the ________________________ center in the ____________________________.

Question 78

Most oxygen is transported to tissues bonded to the _________________ in _______________.

Question 79

The apneustic and pneumotaxic centers are located in the ___________________ of the brain.

Question 80

Oxygen is released from hemoglobin when the PO? of the surrounding tissues is ___________.