Exam 14: The Respiratory System

The cilia-propelled mucus elevator keeps foreign material out of the _______.

_______ increase(s) the chances that inhaled particles are trapped by mucus and do not enter the lungs.

The opening into the larynx is the _______.

The lungs are large, paired, spongy organs that occupy the _______ cavity.

Fill in the correct labels for the following figure using the word bank below. -G __________

During cellular respiration, _______ is produced as a waste product.

Fill in the correct labels for the following figure using the word bank below. -A __________

The _______, or windpipe, is located anterior to the esophagus.

Each lung is covered with a(n) _______, which forms a sac enclosing the lung and continues as the lining of the thoracic cavity.

Air enters the _______, the superior part of the pharynx.

Fill in the correct labels for the following figure using the word bank below. -D __________

A decrease in carbon dioxide inhibits _______, resulting in slower breathing.

Fill in the correct labels for the following figure using the word bank below. -C __________

Hemoglobin forms a weak bond with ________ to be transported in the blood.

_______ cells within the lining of the nose produce more than a pint of mucus a day.

Impulses from the medulla reach the diaphragm by way of the _______ nerves.

The _______ is more popularly known as the voice box.

Expired air has more than 100 times more _______ than air inspired from the environment.

The wall of an alveolus consists of _______.

_______ is the exchange of gases between the body and its environment.