2026 flashcards
Question 1
What is the primary function of the respiratory system?
Answer:
To exchange oxygen and carbon dioxide between the body and the environment.
Question 2
What is the normal respiratory rate in adults?
Answer:
12–20 breaths per minute.
Question 3
What is dyspnea?
Answer:
Shortness of breath or difficulty breathing.
Question 4
What is hypoxia?
Answer:
A condition where the body or tissues are deprived of adequate oxygen.
Question 5
What is the function of the alveoli?
Answer:
Gas exchange between air and blood.
Question 6
What is asthma?
Answer:
A chronic condition causing airway inflammation and narrowing.
Question 7
, What is pneumonia?
Answer:
An infection that inflames the air sacs in one or both lungs.
Question 8
What is COPD?
Answer:
Chronic Obstructive Pulmonary Disease, a progressive lung disease.
Question 9
What is oxygen saturation?
Answer:
The percentage of oxygen in the blood.
Question 10
What is the normal oxygen saturation level?
Answer:
95%–100%.
Question 11
What is a cough reflex?
Answer:
A protective mechanism to clear the airway.
Question 12
What is wheezing?
Answer:
A high-pitched sound caused by narrowed airways.
Question 13
What is bronchitis?
Answer:
Inflammation of the bronchial tubes.
Question 14
What is ventilation?
Answer:
Movement of air in and out of the lungs.