Respiratory Quiz - HLSC 2P95

Which of the following structures is NOT part of the lower respiratory system?

• Larynx

• Bronchiole

• Alveolus

• Sphenoidal sinus

At the level of ________ the trachea branches within the mediastinum, giving rise to the right and left main bronchi.

• T7

• C7

• T5

• C5

Contraction of the internal intercostal muscles _____ the rib cage.

• Rotates

• Elevates

• Depresses

• Expands 

All of the following are differences between the left and right lungs except:

• The right lung is slightly larger than the left lung

• The right primary bronchus is shorter than the left pulmonary bronchus

• The left lung only receives air from the nasal cavity

• The right lung has three lobes, whereas the left lung has two lobes

The largest laryngeal cartilage is the ________ cartilage, commonly called the Adam's apple.

• Cuneiform

• Cricoid

• Corniculate

• Thyroid

The typical cell making up the alveolar wall is the ________.

• Simple columnar cell

• Type II alveolar cell

• Type I alveolar cell

• Alveolar macrophages

Which of the following laryngeal cartilages are elastic cartilages?

• Cricoid

• Thyroid

• Arytenoid

• Cuneiform 

The upper respiratory system consists of the nose, nasal cavity, paranasal sinuses, and ________.

• Nasopharynx

• Bronchi

• Lungs

• Larynx

When the diaphragm contracts, it _____ and _____ the thoracic cavity.

• Flattens out, compresses

• Rounds out, compresses

• Rounds out, expands

• Flattens out, expands

Which blood vessel carries oxygenated blood towards the heart?

• Aorta

• Pulmonary artery

• Pulmonary vein

• Superior vena cava