Question 1

During inspiration, the _______.

Accepted Answer

A)  diaphragm contracts and flattens and the intercostal muscles contract 
B)  diaphragm and intercostal muscles relax, permitting the elastic tissues of the lung to recoil 
C)  diaphragm does not play a role 
D)  external intercostal muscles relax 
A)  diaphragm contracts and flattens and the intercostal muscles contract 
B)  diaphragm and intercostal muscles relax, permitting the elastic tissues of the lung to recoil 
C)  diaphragm does not play a role 
D)  external intercostal muscles relax

Question 2

The vital link between the alveoli and the body cells is the _______.

Accepted Answer

A)  bronchial tree 
B)  diaphragm 
C)  circulatory system 
D)  lungs 
A)  bronchial tree 
B)  diaphragm 
C)  circulatory system 
D)  lungs

Question 3

The trachea divides into the right and left primary _______.

Accepted Answer

A)  larynx 
B)  pharynx 
C)  bronchioles 
D)  bronchi 
A)  larynx 
B)  pharynx 
C)  bronchioles 
D)  bronchi

Question 4

Specialized receptors called _______ in the medulla and in the walls of the aorta and carotid arteries are sensitive to changes in arterial carbon dioxide concentration.

Accepted Answer

A)  chemoreceptors 
B)  baroreceptors 
C)  nociceptors 
D)  carboreceptors 
A)  chemoreceptors 
B)  baroreceptors 
C)  nociceptors 
D)  carboreceptors

Question 5

The correct sequence of airflow into the body is _______.

Accepted Answer

A) nasal cavities $\rightarrow$ pharynx $\rightarrow$ larynx $\rightarrow$ trachea $\rightarrow$ bronchus $\rightarrow$ bronchioles $\rightarrow$ alveoli 
B) nasal cavities $\rightarrow$ larynx $\rightarrow$ pharynx $\rightarrow$ trachea $\rightarrow$ bronchus $\rightarrow$ bronchioles $\rightarrow$ alveoli 
C) nasal cavities $\rightarrow$ pharynx $\rightarrow$ larynx $\rightarrow$ trachea $\rightarrow$ bronchioles $\rightarrow$ bronchus $\rightarrow$ alveoli 
D) nasal cavities $\rightarrow$ larynx $\rightarrow$ pharynx $\rightarrow$ trachea $\rightarrow$ bronchioles $\rightarrow$ bronchus $\rightarrow$ alveoli 
A) nasal cavities $\rightarrow$ pharynx $\rightarrow$ larynx $\rightarrow$ trachea $\rightarrow$ bronchus $\rightarrow$ bronchioles $\rightarrow$ alveoli 
B) nasal cavities $\rightarrow$ larynx $\rightarrow$ pharynx $\rightarrow$ trachea $\rightarrow$ bronchus $\rightarrow$ bronchioles $\rightarrow$ alveoli 
C) nasal cavities $\rightarrow$ pharynx $\rightarrow$ larynx $\rightarrow$ trachea $\rightarrow$ bronchioles $\rightarrow$ bronchus $\rightarrow$ alveoli 
D) nasal cavities $\rightarrow$ larynx $\rightarrow$ pharynx $\rightarrow$ trachea $\rightarrow$ bronchioles $\rightarrow$ bronchus $\rightarrow$ alveoli

Question 6

Fill in the correct labels for the following figure using the word bank below.
  
-H __________

Accepted Answer

A) Trachea 
B) Diaphragm 
C) Larynx 
D) Sinuses 
E) Respiratory centers
F)Nasal conchae
G)Left lung
H)Epiglottis
I)Primary bronchus 
A) Trachea 
B) Diaphragm 
C) Larynx 
D) Sinuses 
E) Respiratory centers
F)Nasal conchae
G)Left lung
H)Epiglottis
I)Primary bronchus

Question 7

Carbon dioxide is transported in the blood mostly as _______.

Accepted Answer

A)  carbon dioxide dissolved in the plasma 
B)  carboxyhemoglobin 
C)  bicarbonate ions 
D)  carbonic acid 
A)  carbon dioxide dissolved in the plasma 
B)  carboxyhemoglobin 
C)  bicarbonate ions 
D)  carbonic acid

Question 8

Carbon dioxide is transported in the blood mainly _______.

Accepted Answer

A)  as bicarbonate ions 
B)  dissolved in the plasma 
C)  attached to hemoglobin 
D)  as carbonic acid 
A)  as bicarbonate ions 
B)  dissolved in the plasma 
C)  attached to hemoglobin 
D)  as carbonic acid

Question 9

Why does the body produce more mucus during infections and allergic reactions?

Accepted Answer

The body produces more mucus d

Question 10

The respiratory system consists of the _______ and the _______.

Accepted Answer

A)  lungs; pulmonary arteries 
B)  trachea; alveoli 
C)  airway; pulmonary vessels and nerves 
D)  lungs; airway 
A)  lungs; pulmonary arteries 
B)  trachea; alveoli 
C)  airway; pulmonary vessels and nerves 
D)  lungs; airway

Question 11

During inspiration, when the volume of the lungs increases, _______.

Accepted Answer

A)  air moves out of the lungs 
B)  oxygen moves out of the lungs 
C)  air moves into the lungs 
D)  air pressure in the lungs increases 
A)  air moves out of the lungs 
B)  oxygen moves out of the lungs 
C)  air moves into the lungs 
D)  air pressure in the lungs increases

Question 12

Respiration supplies the cells of the body with _______ and rids them of _______.

Accepted Answer

A)  oxygen; carbon dioxide 
B)  carbon dioxide; oxygen 
C)  oxygen; nitrogen 
D)  carbon dioxide; nitrogen 
A)  oxygen; carbon dioxide 
B)  carbon dioxide; oxygen 
C)  oxygen; nitrogen 
D)  carbon dioxide; nitrogen

Question 13

Chronic bronchitis and emphysema are chronic _______ diseases that have been linked to smoking and breathing polluted air.

Accepted Answer

A)  coronary 
B)  lung capillary 
C)  pulmonary 
D)  alveolar 
A)  coronary 
B)  lung capillary 
C)  pulmonary 
D)  alveolar

Question 14

Fill in the correct labels for the following figure using the word bank below.
  
-B __________

Accepted Answer

A) Trachea 
B) Diaphragm 
C) Larynx 
D) Sinuses 
E) Respiratory centers
F)Nasal conchae
G)Left lung
H)Epiglottis
I)Primary bronchus 
A) Trachea 
B) Diaphragm 
C) Larynx 
D) Sinuses 
E) Respiratory centers
F)Nasal conchae
G)Left lung
H)Epiglottis
I)Primary bronchus

Question 15

Blood vessels and nerves enter and leave the lung at the _______.

Accepted Answer

A)  hilus 
B)  bronchial tree 
C)  glottis 
D)  diaphragm 
A)  hilus 
B)  bronchial tree 
C)  glottis 
D)  diaphragm

Question 16

The _______ is a strong, dome-shaped muscle and is the floor of the thoracic cavity.

Accepted Answer

A)  alveolus 
B)  diaphragm 
C)  intercostal 
D)  visceral pleura 
A)  alveolus 
B)  diaphragm 
C)  intercostal 
D)  visceral pleura

Question 17

The opening into the larynx is the _______.

Accepted Answer

A)  epiglottis 
B)  glottis 
C)  laryngopharynx 
D)  trachea 
A)  epiglottis 
B)  glottis 
C)  laryngopharynx 
D)  trachea

Question 18

During swallowing, a flap of tissue, the _______, automatically closes off the larynx so food cannot enter the lower airway.

Accepted Answer

A)  epiglottis 
B)  glottis 
C)  hilus 
D)  tracheal flap 
A)  epiglottis 
B)  glottis 
C)  hilus 
D)  tracheal flap

Question 19

Air passes into the nose through its two openings, the _______, or nostrils.

Accepted Answer

A)  nasal septum 
B)  sinuses 
C)  nares 
D)  bronchioles 
A)  nasal septum 
B)  sinuses 
C)  nares 
D)  bronchioles

Question 20

The bony structures that increase the surface area in the nose are the _______.

Accepted Answer

A)  nasal septa 
B)  nostrils 
C)  bronchioles 
D)  conchae 
A)  nasal septa 
B)  nostrils 
C)  bronchioles 
D)  conchae

Exam 14: The Respiratory System

During inspiration, the _______.

The vital link between the alveoli and the body cells is the _______.

The trachea divides into the right and left primary _______.

Specialized receptors called _______ in the medulla and in the walls of the aorta and carotid arteries are sensitive to changes in arterial carbon dioxide concentration.

The correct sequence of airflow into the body is _______.

Fill in the correct labels for the following figure using the word bank below. -H __________

Carbon dioxide is transported in the blood mostly as _______.

Carbon dioxide is transported in the blood mainly _______.

Why does the body produce more mucus during infections and allergic reactions?

The respiratory system consists of the _______ and the _______.

During inspiration, when the volume of the lungs increases, _______.

Respiration supplies the cells of the body with _______ and rids them of _______.

Chronic bronchitis and emphysema are chronic _______ diseases that have been linked to smoking and breathing polluted air.

Fill in the correct labels for the following figure using the word bank below. -B __________

Blood vessels and nerves enter and leave the lung at the _______.

The _______ is a strong, dome-shaped muscle and is the floor of the thoracic cavity.

The opening into the larynx is the _______.

During swallowing, a flap of tissue, the _______, automatically closes off the larynx so food cannot enter the lower airway.

Air passes into the nose through its two openings, the _______, or nostrils.

The bony structures that increase the surface area in the nose are the _______.

Introducing the Human Body

Cells and Tissues

The Integumentary System

The Skeletal System

The Muscular System

The Central Nervous System

The Peripheral Nervous System

Sensory Receptors

Endocrine Control

The Circulatory System: Blood

The Circulatory System: The Heart

The Circulation of Blood and Lymph

Immune System: Internal Defense

The Digestive System

The Urinary System and Fluid Balance

Reproduction

Anatomy and Physiology: A Comprehensive Guide to the Human Body

Anatomy and Physiology

Anatomy and Physiology: Bones, Muscles, and Joints

Anatomy and Physiology of the Nervous System

Anatomy and Physiology of the Cardiovascular and Immune Systems

Anatomy and Physiology of the Cardiovascular and Respiratory Systems

Anatomy and Physiology: Respiratory and Digestive Systems, Urinary System, and Reproductive System

Filters

The respiratory system consists of the _ and the _.

Respiration supplies the cells of the body with _ and rids them of _.