Chapter 7: Parts of the respiratory system

Identify part X

• nasal cavity

• trachea

• nostril

• larynx

What is the role of part X?

• keep the trachea open for airflow

• prevent foods from entering the oesophagus during swallowing.

• prevent foods from entering the trachea during swallowing.

• produce sound when it vibrates

Identify is part X?

• bronchus

• bronchiole

• trachea

• pharynx

Which of the following part is supported by cartilages?

• bronchi

• bronchiole

• oesophagus

• diaphragm

What is the function of structure X?

• To trap dust particles.

• To sweep the mucus.

• To provide a larger surface area for gas exchange.

• To warm up the incoming air.

Tags

NGSS.MS-LS1-2

Identify cell Y

• ciliated epithelial cell

• air sac

• mucus-secreting cell

• muscle cell

The cells shown in the picture can be found in

• nostril

• nasal cavity

• air sacs

• oesophagus

Tags

NGSS.MS-LS1-1

In humans, gas exchange occurs in

• trachea

• bronchus

• bronchiole

• air sacs

Which of the following features helps to warm the inhaled air?

• The nasal cavity has a lot of hair.

• The respiratory tract is coated with mucus.

• The trachea is covered with cilia.

• The nasal cavity is richly supplied with capillaries.