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Health: Chapter 16

Coach Allan

Tiny hairlike structure that line the air passages and sweep foreign particles away from the lungs Cilia
One of the hallow spaces about the nose that are lined with mucous membranes Sinuses
The pathway through which air moves from the pharynx into the chest; the windpipe Trachea
The voice box, located at the top of the trachea Larynx
The elastic, spongy organs through which the body absorbs oxygen Lungs
A dome shaped muscle that lies just below the lungs and is the main muscle involved in breathing. Diaphragm
A viral infection of the lungs that can be caused by viruses, bacteria and fungi Pneumonia
A viral infection of the upper respiratory system Influenza
A respiratory disorder that involves difficulty in breathing, wheezing and coughing due to a narrowed air passage Asthma
A reaction of the body to an irritating substance Allergy
A breathing disorder in which the small air sacs in the lungs lose their ability to expand and contract Emphysema
Recieves blood entering the heart Atrium
The chamber that pumps blood from the heart to the rest of the body Ventricle
A group of cells in the wall of the right atrium pacemaker
The thick walled, elastic vessel that carry blood away from the heart Arteries
A large, thin-walled, slightly elastic vessels that carry blood to the heart Veins
Numerous than any other type of blood cells Red blood cells
Help protects the body against disease and foreign substance White blood cells
Occurs when blood flow to part of the heart muscle is blocked Heart Attack
Blood pressure that is constantly higher than normal Hypertension
The blood flow to a part of the brain is suddenly cut off Stroke
A condition in which red blood cells curve into a sickle shape because of a flaw in hemoglobin Sickle-cell disease
Is repetitive, nonstop physical activity that raises the breathing and heart rates. Aerobic excercise
What function does your respiratory system perform Gets oxygen into your bloodstream and removes carbon dioxide from it
Explain what happens when you inhale. The diaphragm flattens downward and rib muscles pull the ribs up and out. These two motions make the chest cavity larger, and air rises into the lungs; the alveoli are somewhat elastic, and they expand as air fills the lungs.
Why is it important to seek medical attention for a case of influenza that does not go away after a few days? It can lead to more severe disease such as pnuemonia
3 smoking related respiratory disorders? Asthma, emphysema, and bronchitis
What causes a heart murmur? Faulty heart valves
List two choices you can make that will help keep your circulatory and respiratory systems healthy Avoid smoking and control your weight
Name two functions of blood? Brings oxygen and other materials to your body and carries waste products away.
In which kind of blood vessel does the exchange of materials between the blood and body cells take place capillary
Created by: caitlin.mclain