RESPIRATORY SYSTEM

The tissue which diverts food from the trachea upon swallowing is what?

Epiglottis

TRUE or FALSE? The absorption of oxygen into individual cells is part of respiration.

TRUE

Air entering the lungs terminates in the:

alveoli

A major cause of emphysema as stated in the text is :

cigarette smoking

The muscle tissue assemblage which permits expansion of the lungs is called what?

diaphragm

What takes the place thru the tissues of the alveoli?

Blood going to cells receives O2 Blood coming from the cells releases CO2

TRUE or FALSE? Air entering the lungs is filtering thru the pharynx?

FALSE

TRUE or FALSE? Air enters the lungs thru the esophahus?

FALSE

TRUE or FALSE? External respiration includes expelling CO2 from the cells.

FALSE

TRUE or FALSE? The diaphragm muscles must contract in order to force air our of the lungs (exhale).

FALSE

TRUE or FALSE? The lungs contain elastic muscle tissue to permit inhalation.

FALSE

Reduction of gas diffusion as a result of ____________ alveolar surface area is a medical condition known as emphysema.

decreased

What is the function of the cillia?

remove particles which have entered the lungs and stuck to the bronchial mucus

The exchange of oxygen and carbon dioxide within the body is accomplished by what system?

respiratory system

The windpipe is a common term for what?

trachea