Respiratory System Test

Connects the mouth to the trachea.

• esophagus

• nose

• pharynx

• bronchiole

Another name for the voice box (the box that contains the vocal cords) is _______.

• larynx

• lungs

• esophagus

• bronchi

Contains little hairs that help filter the air you breathe in, blocking dirt and dust from getting into your lungs.

• mouth

• nasal cavity

• trachea

• bronchi

Another name for the windpipe (takes air from your mouth to your lungs) is _____.

• lungs

• mouth

• nose

• trachea

Elastic sacs with branching passages into which air is

drawn, so that oxygen can pass into the blood and carbon dioxide be removed.

• trachea

• bronchi

• lungs

• diaphragm

The branches of the trachea that split to the left and right lungs.

• bronchi

• bronchioles

• trachea

• larynx

Smaller branches of the bronchi.

• aveoli

• larynx

• pharynx

• bronchioles

Tiny bubble-like air sacs, at the end of the bronchioles, where gas exchange(oxygen in/carbon dioxide out) takes place is called?

• bronchi

• alveoli

• bronchioles

• lymph nodes

The muscle beneath the lungs which makes

breathing possible.

• diaphragm

• bronchi

• bronchioles

• alveoli

What is the diaphragm?

• A muscle located under the lungs that contracts and relaxes during breathing.

• Muscle found in the lower leg used to flex the knee.

• A muscle that filters blood to remove waste products.

• A muscle in the torso to flex the abdomen.