WorksheetsRespiratory System
Total questions: 10
Worksheet time: 5mins
Which of the following is not part of the respiratory system?
Trachea
Bronchi
Esophagus
Lungs
What is the main function of the alveoli?
Filter dust and microorganisms
Produce mucus
Exchange gases between air and blood
Transport oxygen in red blood cells
What is external respiration?
The exchange of gases between blood and body cells
The exchange of gases between air and alveoli
The breakdown of glucose to produce energy
The movement of air in and out of the lungs
During inhalation, the diaphragm:
Relaxes and moves upward
Contracts and moves downward
Stays in a fixed position
Contracts and moves upward
Which process happens during exhalation?
Diaphragm contracts
Rib cage moves upward
Air pressure in the lungs decreases
Diaphragm relaxes and air is pushed out
Gas exchange in the lungs occurs primarily due to:
Osmosis
Diffusion
Active transport
Filtration
Which factor affects the rate of gas movement through the respiratory membrane?
Blood viscosity
Membrane thickness
Number of red blood cells
Volume of exhaled air
How is most oxygen transported in the blood?
Dissolved in plasma
Attached to hemoglobin
As bicarbonate ions
Combined with carbon dioxide
Which of the following is a common respiratory disorder?
Diabetes mellitus
Asthma
Arthritis
Anemia
Which technology is used to assist patients with severe respiratory failure?
Pacemaker
Dialysis machine
Mechanical ventilator
Insulin pump
