10.1- Quiz (Anatomy)

What is the primary function of the respiratory system as depicted in the image?

• Circulation of blood

• Digestion of food

• Exchanges gases (oxygen and CO2)

• Regulation of body temperature

Which of the following is NOT listed as a major organ of the respiratory system in the image?

• Heart

• Nasal cavities

• Larynx

• Lungs

According to the image, what additional protection does the respiratory system provide?

• Protects against digestive acids

• Protects body from airborne irritants

• Shields the body from physical injuries

• Prevents dehydration

What is the function of the mucosa lining in the nasal cavity?

• It cools the incoming air.

• It warms the incoming air and traps foreign objects.

• It produces sound.

• It senses smell.

What role do ciliated cells in the nasal mucosa play?

• They produce mucus.

• They detect odors.

• They propel trapped debris towards the throat for digestion.

• They warm the incoming air.

How is the nose structurally divided?

• Into three sections by the nasal conchae.

• Into two nostrils by the nasal septum.

• Into left and right hemispheres.

• Into upper and lower passages.

What is the function of the conchae in the nasal cavity?

• To decrease the mucosal surface area and air turbulence

• To increase the mucosal surface area and air turbulence

• To filter blood through the nasal cavity

• To warm the air entering the lungs

What are the conchae made of?

• Muscle

• Bone

• Cartilage

• Skin

What is the composition of the hard palate?

• It is made of muscle

• It is made of bone

• It is made of cartilage

• It is made of skin

What prevents food from entering other parts of the nasal cavity when swallowed?

• Tonsils

• Uvula

• Tongue

• Soft palate