Respiratory System Quiz

Which factor impacts client oxygenation the most?

• Age

• Nutrition

• Smoking

• All of the above

What does the upper respiratory tract include?

• Larynx, trachea, bronchi

• Nose, nasal cavity, sinuses, pharynx

• Bronchioles, alveoli

• Diaphragm, intercostal muscles

Which muscles assist in the mechanics of breathing by expanding and contracting the thoracic cavity?

• Abdominal muscles

• Pectoral muscles

• Diaphragm and intercostal muscles

• Trapezius muscles

Which phase of respiration involves the contraction of the diaphragm and intercostal muscles?

• Expiration

• Inspiration

• Exhalation

• Resting

What is lung compliance?

• The resistance of the respiratory tract to airflow

• The ability of the lungs to stretch and expand

• The total lung capacity

• The volume of air in the lungs

Which structure is responsible for the exchange of oxygen and carbon dioxide between the body and the environment?

• Alveoli

• Trachea

• Bronchi

• Sinuses

What happens during the work of breathing?

• Only inspiration occurs

• Only expiration occurs

• Both inspiration and expiration occur

• Neither inspiration nor expiration occurs

What is the primary function of the pulmonary circulation?

• Oxygenate the blood

• Exchange gases

• Move blood between the heart and the lungs

• All of the above

What happens to deoxygenated blood in the lungs?

• It releases oxygen and picks up carbon dioxide

• It releases carbon dioxide and picks up oxygen

• It becomes more acidic

• It moves directly to the left atrium

Which of the following statements about the regulation of ventilation is true?

• It is controlled by the lungs

• It is controlled by the respiratory centers in the brainstem

• It does not involve the medulla oblongata

• It is not affected by carbon dioxide levels