Anatomy Exam Respiratory System Anatomy

Question 1

What is the primary function of the epiglottis?

Accepted Answer

To prevent food and liquids from entering the larynx during swallowing

Answer

To produce mucus for the trachea

Answer

To filter inhaled particulates

Answer

To warm and humidify incoming air

Question 2

The trachea bifurcates into the right and left primary bronchi at which anatomical landmark?

Accepted Answer

Carina

Answer

Sternal angle (angle of Louis)

Answer

Hilum of the lung

Answer

Inferior border of the cricoid cartilage

Question 3

How many lobes does the right lung have?

Accepted Answer

Three

Answer

One

Answer

Two

Answer

Four

Question 4

Which cartilage forms the 'Adam's apple' in the larynx?

Accepted Answer

Thyroid cartilage

Answer

Cricoid cartilage

Answer

Arytenoid cartilage

Answer

Corniculate cartilage

Question 5

What type of epithelium lines the trachea and primary bronchi?

Accepted Answer

Pseudostratified ciliated columnar epithelium

Answer

Simple squamous epithelium

Answer

Stratified squamous epithelium

Answer

Simple cuboidal epithelium

Question 6

The hilum of the lung, where bronchi and vessels enter, is located on which surface?

Accepted Answer

Mediastinal surface

Answer

Costal surface

Answer

Diaphragmatic surface

Answer

Apical surface

Question 7

Which muscle is the primary muscle of inspiration?

Accepted Answer

Diaphragm

Answer

External intercostal muscles

Answer

Serratus anterior

Answer

Pectoralis minor