Question 1

Which is these is not a part of the upper respiratory tract?

Accepted Answer

lungs

Answer

nasal cavity

Answer

pharynx

Answer

trachea

Question 2

The _______ is the only externally visible part of the respiratory system.

Accepted Answer

nose

Answer

nasal septum

Answer

mouth

Answer

trachea

Question 3

The _________ are cavities within bones that lightens the bones and helps secrete mucus.

Accepted Answer

sinuses

Answer

bronchi

Answer

trachea

Answer

pharynx

Question 4

The ________ connects the nasal cavity to the larynx.

Accepted Answer

pharynx

Answer

nose

Answer

bronchi

Answer

lungs

Question 5

The _________ is also known as the "voice box" and is made of cartilage.

Accepted Answer

larynx

Answer

epiglottis

Answer

trachea

Answer

pharynx

Question 6

The _____________ branch off to each lung.

Accepted Answer

primary bronchi

Answer

sinuses

Answer

larynx

Answer

pharynx

Question 7

The _________ lung has 2 lobes

Accepted Answer

left

Answer

right

Question 8

The lungs are covered by _____________ to decrease friction.

Accepted Answer

pleura

Answer

mucus

Answer

cartilage

Answer

smooth muscle

Question 9

___________ continue to branch smaller until they end in in alveolar sacs.

Accepted Answer

bronchioles

Answer

pharynx

Answer

trachea

Answer

sinuses

Question 10

Carbon dioxide and oxygen exchange takes place in the _____________.

Accepted Answer

alveoli

Answer

larynx

Answer

pharynx

Answer

nose

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