Anatomy And Physiology Questions - The Respiratory System
Respiratory system questions. Related to the 'Young adult' case unit. Also contains some questions from the "Fetal" case unit (haemoglobin dissociation curve, surfactant questions)
- 1.Which of the following is not part of the upper respiratry system?
- A.
Nose
- B.
Oral cavity
- C.
Pharynx
- D.
Trachea
- E.
Nasal meatuses
- 2.The conducting zone's role is to
- A.
Clean air of debris
- B.
Conduct air into the lungs
- C.
Add water to air
- D.
Warm air
- E.
All of the above
- 3.The nose connects with the pharynx through the
- A.
Septal cartilage
- B.
External nares
- C.
Choanae
- D.
Uvulva
- E.
Nasal meatuses
- 4.Which of the following is a passageway for air, food and water?
- A.
Pharynx
- B.
Larynx
- C.
Paranasal sinuses
- D.
Trachea
- E.
Oesophagus
- 5.The opening to the pharynx from the mouth is called
- A.
Palatine
- B.
Hypopharynx
- C.
Meatuses
- D.
Fauces
- E.
Vestibule
- 6.This structure prevents food or water from entering the trachea.
- A.
Arytenoid cartilage
- B.
Epiglottis
- C.
Nasopharynx
- D.
Thyroid cartilage
- E.
Paranasal sinus
- 7.During swallowing, which structures rises?
- A.
Pharynx
- B.
Oesophagus
- C.
Trachea
- D.
Palatine tonsils
- E.
Primary bronchi
- 8.These are triangular pieces of mostly hyaline cartilage located at the posterior and superior border of the cricoid cartilage.
- A.
Corniculate cartilage
- B.
Arytenoids cartilage
- C.
Cricotracheal cartilage
- D.
Cuneiform cartilage
- E.
Laryngeal cartilage
- 9.Pitch is controlled by
- A.
Vibration of the vocal chords
- B.
Tension of the vocal chords
- C.
Layers of cartilage in the vocal chords
- D.
Arrangement of the vocal chords
- E.
None of the above
- 10.This is located anterior to the oesophagus and carries air to the bronchi.
- A.
Trachea
- B.
Larynx
- C.
Nasopharynx
- D.
Pharynx
- E.
None of the above
- 11.This is the primary gas exchange site.
- A.
Trachea
- B.
Bronchiole
- C.
Nasal sinuses
- D.
Alveolus
- E.
Bronchus
- 12.Which of the below tissues maintains open airways in the lower respiratory system?
- A.
Stratified squamous epithelium with keratin
- B.
Ciliated pseudostratified columnar epithelium with goblet cells
- C.
Hyaline cartilage
- D.
Mucus membrane
- E.
Bone
- 13.Which of the below tissues provides the functions of the inner layer of the conducting organs?
- A.
Stratified squamous epithelium with keratin
- B.
Ciliated pseudostratified columnar epithelium with goblet cells
- C.
Cilated cuboidal epithelium with goblet cells
- D.
Transitional epithelium with cilia
- E.
Columnar connective tissue with goblet cells
- 14.The point where the trachea divides into right and left primary bronchi is a ridge called
- A.
Carina
- B.
Secondary bronchioles
- C.
Parietal pleura
- D.
Visceral pleura
- E.
Diaphragm
- 15.Which of the below tissues forms the exchange surfaces of the alveolus?
- A.
Strafied squamous epithelium
- B.
Ciliated pseudostratified columnar epithelium with goblet cells
- C.
Simple squamous epithelium
- D.
Hyaline cartilage
- E.
Columnar connective tissue with goblet cells
- 16.These are cells of the alveoli that produces surfactant.
- A.
Type I alveolar cells
- B.
Type II alveolar cells
- C.
Type III alveolar cells
- D.
Surface cells
- E.
Macrophages
- 17.This is direction of diffusion of gases at capillaries near systemic cells.
- A.
Oxygen into blood, carbon dioxide into blood
- B.
Oxygen out of blood, carbon dioxide into blood
- C.
Oxygen into blood, carbon dioxide out of blood
- D.
Oxygen out of blood, carbon dioxide out of blood
- 18.This is direction of diffusion of gasese at the alveoli of the lungs.
- A.
Oxygen into blood, carbon dioxide into blood
- B.
Oxygen out of blood, carbon dioxide into blood
- C.
Oxygen into blood, carbon dioxide out of blood
- D.
Oxygen out of blood, carbon dioxide out of blood
- 19.Exhalation begins when
- A.
Inspiratory muscles relax
- B.
Diaphragm contracts
- C.
Blood circulation is the lowest
- D.
Inspiratory muscles relax and diaphragm contracts
- E.
Inspiratory muscles relax, diagphragm contracts and blood circulation is the lowest
- 20.This means the lungs and the chest wall expand easily.
- A.
High surface tension
- B.
Low surface tension
- C.
High compliance
- D.
Low compliance
- E.
None of the above
- 21.The conducting airways with the air that does not undergo respiratory exchange are known as the
- A.
Inspiratory volume
- B.
Expiratory reserve volume
- C.
Minimal volume
- D.
Residual volume
- E.
Respiratory dead space
- 22.This is the sum of the residual and the expiratory reserve volume.
- A.
Total lung capacity
- B.
Functional residual capacity
- C.
Inspiratory capacity
- D.
Vital capacity
- E.
Minimal volume
- 23.Which of the following is NOT a factor that the rate of pulmonary and systemic gas exchange depends on?
- A.
Partial pressure difference of the gases
- B.
Surface area for gas exchange
- C.
Diffusion distance
- D.
Molecular weight and solubility of the gases
- E.
Force of contraction of diaphragm
- 24.Which is the dominant method of carbon dioxide transport?
- A.
Bound to haemoglobin
- B.
Bound to oxygen
- C.
Dissolved in plasma as a gas
- D.
Dissolved in plasma as bicarbonate ions
- E.
Diffusion
- 25.When blood pH drops then the amount of oxyhaemoglobin ______________ and oxygen delivery to the tissue cells ___________.
- A.
Increases, increases
- B.
Increases, decreases
- C.
Decreases, increases
- D.
Decreases, decreases
- E.
Does not change, does not change
Questions: 16 | Attempts: 111507 | Last updated: Mar 28, 2022
-
Sample QuestionWhich of the following lists best illustrates the idea of increasing levels of complexity?
Questions: 40 | Attempts: 33667 | Last updated: Mar 22, 2022
-
Sample QuestionWhich of the following blood vessels carries blood towards the heart?
Questions: 25 | Attempts: 21170 | Last updated: Apr 16, 2022
-
Sample QuestionThis is a process that removes unneeded cloth when healing has occurred. Without this, blood vessels would gradually become completely blocked.