Quiz on the Anatomy of the Respiratory System

What are the two main structural classifications of the respiratory system?

• Upper and Lower Respiratory Tract

• Conducting and Respiratory Portion

• Nasal and Oral Cavity

• Pharynx and Larynx

Which part of the respiratory system is primarily responsible for gas exchange?

• Trachea

• Larynx

• Alveoli

• Bronchi

What is the primary function of the respiratory system?

• To digest food

• To produce hormones

• To get oxygen for body metabolism

• To circulate blood

Which structure is NOT part of the upper respiratory tract?

• Trachea

• Nasal cavity

• Larynx

• Pharynx

What is the role of the olfactory epithelium?

• Sound production

• Air filtration

• Gas exchange

• Smell sensation

What is Kiessebach’s plexus?

• A type of bronchus

• A muscle in the larynx

• A network of blood vessels in the nasal cavity

• A type of lung tissue

Which part of the pharynx is located behind the oral cavity?

• Laryngopharynx

• Oropharynx

• Nasopharynx

• Eustachian tube

What is the function of the larynx?

• Gas exchange

• Olfactory sensation

• Sound production

• Air filtration

Which cartilage is NOT part of the larynx?

• Cricoid

• Thyroid

• Epiglottis

• Sphenoid

What is the diameter of the trachea?

• 1.5 cm

• 2.5 cm

• 3.5 cm

• 4.5 cm