Respiratory System Pathway

What is the correct order of the pathway for air in the respiratory system?

• Nose, larynx, pharynx, trachea, bronchi, alveoli

• Nose, pharynx, larynx, trachea, bronchi, alveoli

• Nose, trachea, pharynx, larynx, bronchi, alveoli

• Nose, bronchi, trachea, pharynx, larynx, alveoli

What is the major entrance and exit for the respiratory system?

• Mouth

• Nose

• Ears

• Eyes

Which of the following is a function of the nose?

• Digests food

• Filters blood

• Warms, moistens, and filters inhaled air

• Produces hormones

What does the nose contribute to besides filtering air?

• Vision

• Sound production

• Blood circulation

• Digestion

What are the components of the nose?

• External nose and nasal cavity

• Lungs and trachea

• Mouth and throat

• Eyes and ears

What materials make up the external nose?

• Bone and cartilage

• Muscle and skin

• Fat and tissue

• Bone and muscle

What divides the nasal cavity into left and right chambers?

• Nasal vestibule

• Nasal septum

• Mucous membrane

• Nasal hairs

What is the nasal septum formed by?

• Muscle and skin

• Cartilage and bone

• Blood vessels and nerves

• Fat and tissue

What is the function of the mucous membrane and hairs in the nasal vestibule?

• To produce sound

• To trap dirt and pathogens

• To enhance smell

• To regulate temperature

What is the function of the mucous membranes lining the nasal cavity?

• To cool and dry the air

• To warm and moisten the air

• To filter and harden the air

• To illuminate and color the air