What are the functions of the paranasal sinuses?

• lighten the skull

• act as a resonance chambers for speech

• Both answers are correct

• None are correct

The pharynx is divided into the following

• nasopharynx

• oropharynx

• laryngopharynx

• All answers are correct

Air enters the superior portion, ______________ from the nasal cavity anteriorly

• Nasopharynx

• Oropharynx

• laryngopharynx

• All answers are correct

What is the organ that known as voice box and plays a role in speech?

• Pharynx

• Trachea

• Larynx

• Lungs

________ is fairly rigid because its walls are reinforced with C-shaped rings of hyaline cartilage.

• Lungs

• Trachea

• Pharynx

• Larynx

The only site of gas exchange is ___________

• the bronchioles

• Alveolar ducts

• alveolar sacs

• the alveoli

What is intrapulmonary pressure?

• It is the pressure exerted on the body

• It is the pressure inside the lungs

• It is the pressure exerted on the arteries

• All answers are incorrect

Compare and contrast expiration and inspiration (Talk about pressure inside and outside the lungs and volume changes)

Tags

NGSS.MS-PS2-2

What is tidal volume?

• Normal breathing of air in and out of the lungs

• The amount of air that can be taken forcibly over the tidal volume

• The amount of air that can be forcibly exhaled after tidal expiration

• All answers are incorrect

The respiratory system works independently of other systems in the body

• True
• False

Tags

NGSS.MS-LS1-3