Nursing practice questions with comprehensive rationales
NurseDive Free Nursing Practice Question
The main muscle responsible for pulmonary ventilation is?.
A. External intercostals.
hoice A rationale: External intercostals assist in inspiration by elevating the ribs and expanding the chest cavity.
B. Abdominals.
Abdominals are not the main muscles responsible for pulmonary ventilation.
C. Internal intercostals.
Internal intercostals assist in forced expiration.
D. Diaphragm.
The diaphragm is the main muscle responsible for pulmonary ventilation. So, the correct answer is Choice D, after analyzing all choices.
This question is an excerpt from Nurse Dive's nursing test bank - Ati Pn Custom Anatomy Quiz Proctored Exam#6 Days 24. Take the full exam now
Full Explanation
hoice A rationale:
External intercostals assist in inspiration by elevating the ribs and expanding the chest cavity.
Choice B rationale:
Abdominals are not the main muscles responsible for pulmonary ventilation.
Choice C rationale:
Internal intercostals assist in forced expiration.
Choice D rationale:
The diaphragm is the main muscle responsible for pulmonary ventilation.
So, the correct answer is Choice D, after analyzing all choices.
Similar Questions
The insertion of a needle or tube to remove air from the pleural space and re-establish negative pressure so the lung can re-expand is called?.
A. Thoracotomy.
Thoracotomy (A) is a surgical incision into the chest cavity, typically for major procedures, not specific to draining air.
B. Lung biopsy.
A lung biopsy involves removing lung tissue for examination, not removing air from the pleural space.
C. Lung re-expansion.
Lung re-expansion is the goal of the procedure, not the procedure itself.
D. A chest tube.
Chest tube insertion (thoracostomy) is the procedure to remove air, blood, or fluid from the pleural space and restore negative pressure, allowing the lung to re-expand. This aligns with the description in the question.
Full Explanation
Choice A rationale: Thoracotomy (A) is a surgical incision into the chest cavity, typically for major procedures, not specific to draining air.
Choice B rationale: A lung biopsy involves removing lung tissue for examination, not removing air from the pleural space.
Choice C rationale: Lung re-expansion is the goal of the procedure, not the procedure itself.
Choice D rationale: Chest tube insertion (thoracostomy) is the procedure to remove air, blood, or fluid from the pleural space and restore negative pressure, allowing the lung to re-expand. This aligns with the description in the question.
The insertion of a needle or tube to remove air from the pleural space and re-establish negative pressure so the lung can re-expand is called?.
A. Thoracotomy.
Thoracotomy is a surgical procedure to gain access to the thoracic organs, not specifically for removing air from the pleural space.
B. Lung biopsy.
A lung biopsy involves removing lung tissue for examination, not removing air from the pleural space.
C. Lung re-expansion.
Lung re-expansion is the goal of the procedure, not the procedure itself.
D. A chest tube.
A chest tube is inserted to remove air from the pleural space and re-establish negative pressure so the lung can re-expand3.
Full Explanation
Choice A rationale:
Thoracotomy is a surgical procedure to gain access to the thoracic organs, not specifically for removing air from the pleural space.
Choice B rationale:
A lung biopsy involves removing lung tissue for examination, not removing air from the pleural space.
Choice C rationale:
Lung re-expansion is the goal of the procedure, not the procedure itself.
Choice D rationale:
A chest tube is inserted to remove air from the pleural space and re-establish negative pressure so the lung can re-expand3.
Which important white blood cells travel throughout the bloodstream seeking out bacteria?.
A. Neutrophils.
Neutrophils are the most abundant type of white blood cells and are the first to travel to the site of an infection.
B. Macrophages.
Macrophages are white blood cells that reside in tissues and are key players in the immune response, but they do not travel throughout the bloodstream seeking out bacteria.
C. Phagocytes.
Phagocytes is a general term for cells that engulf and digest pathogens, which includes neutrophils and macrophages.
D. Phagosomes.
Phagosomes are not cells, but are compartments within phagocytes that contain pathogens to be destroyed.
Full Explanation
Choice A rationale:
Neutrophils are the most abundant type of white blood cells and are the first to travel to the site of an infection.
Choice B rationale:
Macrophages are white blood cells that reside in tissues and are key players in the immune response, but they do not travel throughout the bloodstream seeking out bacteria.
Choice C rationale:
Phagocytes is a general term for cells that engulf and digest pathogens, which includes neutrophils and macrophages.
Choice D rationale:
Phagosomes are not cells, but are compartments within phagocytes that contain pathogens to be destroyed.