Gas Exchange In Humans.
This is a quiz to help you assess your understanding of the mechanisms involved in ventilation / gas exchange.
- 1.
What is structure C?- A.
Right lung
- B.
Diaphragm
- C.
Rib
- D.
Bronchiole
- E.
Abdominal Cavity
- F.
Intercostal Muscle
- G.
Thorax
- H.
Trachea
- I.
Primary Bronchus
- 2.Inspiration involves...
- A.
Involves an increase in thoracic volume and a decrease in thoracic pressure
- B.
Involves an increase in thoracic volume and a decrease in thoracic pressure
- C.
Involves a decrease in thoracic volume and an increase in pressure
- D.
Involves an increase in thoracic volume and an increase in thoracic pressure
- 3.Expiration
- A.
Involves a decrease in thoracic volume and a decrease in thoracic pressure
- B.
Involves an increase in thoracic volume and a decrease in thoracic pressure
- C.
Involves a decrease in thoracic volume and an increase in pressure
- D.
Involves a decrease in thoracic volume and an increase in thoracic pressure
- 4.Breathing in is passive - no muscle contraction involved.
- A.
True
- B.
False
- 5.Breathing in is active - muscle contraction is involved.
- A.
True
- B.
False
- 6.During inspiration
- A.
The diaphragm relaxes and flattens
- B.
The diaphragm relaxes and assumes a dome shape
- C.
The diaphragm contracts and flattens
- D.
The diaphragm contracts and assumes a dome shape
- 7.During inspiration
- A.
The diaphragm relaxes and flattens decreasing thoracic volume
- B.
The diaphragm contracts and assumes a dome shape increasing thoracic volume
- C.
The diaphragm contracts and flattens increasing thoracic volume
- D.
The diaphragm relaxes and assumes a dome shape decreasing thoracic volume
- 8.During expiration
- A.
The diaphragm relaxes and flattens decreasing thoracic volume
- B.
The diaphragm contracts and assumes a dome shape increasing thoracic volume
- C.
The diaphragm contracts and flattens increasing thoracic volume
- D.
The diaphragm relaxes and assumes a dome shape decreasing thoracic volume
- 9.During inspiration
- A.
The intercostal muscles contract pulling the rib cage up and out - the diaphragm contracts increasing thoracic volume
- B.
The intercostal muscles relax pulling the rib cage down and in - the diaphragm relaxes decreasing thoracic volume
- C.
The intercostal muscles contract pulling the rib cage up and out - the diaphragm relaxes increasing thoracic volume
- D.
The intercostal muscles contract pulling the rib cage up and out - the diaphragm contracts decreasing thoracic volume
- 10.During expiration
- A.
The intercostal muscles contract pulling the rib cage up and out - the diaphragm contracts increasing thoracic volume
- B.
The intercostal muscles relax pulling the rib cage down and in - the diaphragm relaxes decreasing thoracic volume
- C.
The intercostal muscles contract pulling the rib cage up and out - the diaphragm relaxes increasing thoracic volume
- D.
The intercostal muscles contract pulling the rib cage up and out - the diaphragm contracts decreasing thoracic volume
- 11.
What is structure g?
- A.
Right lung
- B.
Diaphragm
- C.
Rib
- D.
Bronchiole
- E.
Abdominal Cavity
- F.
Intercostal Muscle
- G.
Thorax
- H.
Trachea
- I.
Primary Bronchus
- 12.
What is structure f?
- A.
Right lung
- B.
Diaphragm
- C.
Rib
- D.
Bronchiole
- E.
Abdominal Cavity
- F.
Intercostal Muscle
- G.
Thorax
- H.
Trachea
- I.
Primary Bronchus
- 13.
What is structure j?
- A.
Right lung
- B.
Diaphragm
- C.
Rib
- D.
Bronchiole
- E.
Abdominal Cavity
- F.
Intercostal Muscle
- G.
Thorax
- H.
Trachea
- I.
Primary Bronchus
- 14.
What is structure a?
- A.
Right lung
- B.
Diaphragm
- C.
Rib
- D.
Bronchiole
- E.
Abdominal Cavity
- F.
Intercostal Muscle
- G.
Thorax
- H.
Trachea
- I.
Primary Bronchus
- 15.
What is structure i?
- A.
Thorax
- B.
Trachea
- C.
Primary Bronchus
- D.
Right lung
- E.
Diaphragm
- F.
Rib
- G.
Bronchiole
- H.
Abdominal Cavity
- I.
Intercostal Muscle
- 16.
What is structure b?
- A.
Thorax
- B.
Trachea
- C.
Primary Bronchus
- D.
Right lung
- E.
Diaphragm
- F.
Rib
- G.
Bronchiole
- H.
Abdominal Cavity
- I.
Intercostal Muscle
- 17.
What is structure h?
- A.
Thorax
- B.
Trachea
- C.
Primary Bronchus
- D.
Right lung
- E.
Diaphragm
- F.
Rib
- G.
Bronchiole
- H.
Abdominal Cavity
- I.
Intercostal Muscle
- 18.
What is structure e?
- A.
Thorax
- B.
Trachea
- C.
Primary Bronchus
- D.
Right lung
- E.
Diaphragm
- F.
Rib
- G.
Bronchiole
- H.
Abdominal Cavity
- I.
Intercostal Muscle
- J.
Alveoli
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