Ch 18 Respiratory Quiz
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Practice questions from Anatomy and Physiology Ch 18
- 1.
Name structure A.- A.
External nares
- B.
Nasal cavity
- C.
Nasopharynx
- D.
Eustachian tubes
- 2.
B is an opening in the nasopharynx. What is the opening called?
- A.
Tonsils
- B.
Vocal cords
- C.
Eustachian tubes
- D.
Uvula
- 3.
Structure C is part of the lymphatic system, what type of structure is this?
- A.
Tonsils
- B.
Eustachian tubes
- C.
Mucosal gland
- D.
Epiglottis
- 4.
Name structure F
- A.
Nasopharynx
- B.
Oropharynx
- C.
Trachea
- D.
Esophagus
- 5.
Structure H is a muscular tube that moves food to the stomach, what is it called?
- A.
Trachea
- B.
Epiglottis
- C.
Esophagus
- D.
Eustachian tube
- 6.
Structure I moves air from the upper airway to the lungs- what is it called?
- A.
Trachea
- B.
Esophagus
- C.
External nares
- D.
Bronchi
- 7.
Structure J is a flap of tissue that covers the trachea when swallowing, so food or water goes into the esophagus and not the trachea. What is this structure called?
- A.
Epiglottis
- B.
Tonsils
- C.
Adams apple
- D.
Mucous membrane
- 8.
Structure L can be seen easily in a mirror. It is the structure that hang down in the back of your throat. What is that structure called?
- A.
Uvula
- B.
Epiglottis
- C.
Voicebox
- D.
Trachea
- 9.Ventilation is...
- A.
The flow of blood into the lungs
- B.
The delivery of gases to the body
- C.
The flow of air in and out of the lungs
- D.
The movement of gas into the blood
- 10.Eupnea is...
- A.
Absence of breathing
- B.
Normal breathing
- C.
Snoring breathing
- D.
Mouth breathing
- 11.Air moves from ___ to ___.
- A.
High pressure to low pressure
- B.
Low pressure to high pressure
- C.
Both are correct
- 12.When the diaphragm contracts, the volume of the lungs ___
- A.
Increase
- B.
Decrease
- C.
Stay the same
- 13.Relaxation of the diaphragm causes the lung volume to decrease, causing what?
- A.
Inhalation
- B.
Exhalation
- C.
Both are correct
- 14.When the diaphragm contracts, what happens to the lungs?
- A.
Their volume increases
- B.
Their volume decreases
- C.
Both are correct
- 15.Why does only 70% of the tidal volume take part in gas exchange?
- A.
There is not enough blood to exchange 100%
- B.
It is breathed out before it can exchange
- C.
30% is stuck in the airways leading the alveoli
- D.
There is only 70% oxygen in the air
- 16.In which action do the intercostal muscles contract?
- A.
Inspiration
- B.
Expiration
- C.
Both
- 17.In which action does the diaphragm rise upward?
- A.
Inspiration
- B.
Expiration
- C.
Both
- 18.In which action does the lung capacity decrease?
- A.
Inspiration
- B.
Expiration
- C.
Both are correct
- 19.Minute ventilation is...
- A.
The amount of air breathed in and out in one minute
- B.
The amount of air inhaled in one minute
- C.
The amount of air exhaled in one minute
- 20.Tidal volume is ...
- A.
The volume of one lung
- B.
The volume of both lungs
- C.
The volume of one breath
- D.
The diameter of the trachea
- 21.What happens in the alveoli?
- A.
Gas is exchanged with the blood
- B.
Oxygen is removed from the atmosphere
- C.
Carbon dioxide is removed from the blood
- D.
All of the above
- 22.What is the role of surfactant in the alveoli?
- A.
Helps O2 move
- B.
Delivers blood
- C.
Fights invaders
- D.
Keeps the sac from collapsing
- 23.External respiration is...
- A.
The absorption of blood into the skin
- B.
The movement of air from the outside into the lungs
- C.
Exchange of gases between the alveoli and the blood
- D.
The absorption of oxygen through the skin
- 24.Internal respiration is...
- A.
The exchange of gases between the blood and the cells
- B.
The movement of blood to the cells
- C.
The exchange of air with the atmosphere
- D.
The movement of air into the nose
- 25.In external respiration, does oxygen enter or exit the bloodstream?
- A.
Enter
- B.
Exit
- C.
Both
Questions: 20 | Attempts: 67326 | Last updated: Apr 18, 2022
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