When you breathe, your lungs take in ___ and remove ___.

NUMBER 2:

Gaseous exchange happens because of...

The drawing in of breath; inhalation.

Breathing out; exhalation of breath.

The process of exchanging oxygen and carbon dioxide in the lungs.

The process of diffusing oxygen from the blood, into the interstitial fluid and into the cells.

The only externally visible part of the respiratory system

The division of the trachea forms

Which structures filter and moisten air as it passes through the human respiratory system?

Which respiratory structure is supported by rings of cartilage?

What is the main function of gas exchange

Which structure shown in the diagram below contracts, causing a pressure change in the chest cavity during breathing?

An increase in breathing rate can be triggered by an increase in the

Which part of the human respiratory system is a thin, moist membranous structure where gas exchange occurs?

Which part of the human respiratory system is correctly paired with a description of its structure?

In the human respiratory system, bronchioles directly connect the

In humans, the thin, moist membranes of the alveoli are surrounded by

Which disease is linked to smoking and results in a reduction in the number and elasticity of alveoli?

Which structure is a comman passageway for food and air?

Inflammation of the larynx or the "voice box"

A temporary inflammation of the mucous membranes that line the trachea and bronchial passageways; causes a cough that may produce mucus.

An infection of the lungs that causes inflammation; causes by a virus, bacterium, fungus or in rare cases

up in the lungs making gas exchange difficult

A highly contagious bacterial infection cause by the bacteria Mycobacterium tuberculosis. It most commonly attacks the lungs, but can spread to other organs.

Which structure is responsible for the movement of the chest cavity during the breathing process?

Which system shares the pharynx with the respiratory system?

Which structure's function is to close off the airway during swallowing?

Most oxygen is attached to __________ in red blood cells.

Which of the following is the correct pairing of structure and common name?

Which of the following devices is NOT paired with the function is measures?

Aging often results in chest wall becoming more rigid and lungs losing elasticity.

Babies born prematurely may develop respiratory distress due to a lack of ______________ which is a substance produced in the lungs that prevent alveoli from collapsing.

A baby's lungs fully inflate with their first breath after birth.

the amount of air that moves into and out of the lungs during normal, quiet breathing

the amount of air that can be forcibly inhaled after a normal inhalation

the amount of air that remains in the lungs even after a forceful exhalation

How do smoking and emphysema impact the lung's ability of gas exchange?

In mammals, what process allows gas exchange through the respiratory membrane?

Chronic condition characterized by loss of elasticity in the alveoli. A symtom is shortness of breath. It is most often caused by smoking.