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Chapter 37 Test Review
To review for chapter 37 test.
34
Biology
9th Grade
04/12/2011

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Term
The heart pumps blood into two pathways, called _______ circulation and ______ circulation.
Definition
pulminary ( to lungs )
systematic ( heart to body )
Term
The three basic types of blood vessels are ____, ____, and ___.
Definition
arteries, capilaries, veins.
Term
The disorder of the circulatory system is that results from fatty deposits building up within walls of arteries is called ----.
Definition
anthrosclerosis
Term
The straw-colored fluid that makes up 55 percent of human blood is _____.
Definition
Plasma. 90 percent water.
Term
Iron-containing protein that is found in red blood cells and carries oxygen from the lungs to the tissues of the body is called _____.
Definition
Hemogloben.
Term
White blood cells that produce antibodies that help destroy pathogens are called _____.
Definition
Lymphocytes.
Term
The fluid collected by the lymphatic system is called _____.
Definition
Lymph.
Term
The windpipe is also called the _____.
Definition
Trachea.
Term
The vocal chords are a part of the _____.
Definition
Larynx.
Term
Each lung is connected to the trachea by the ____.
Definition
Bronchi.
Term
Gas exchang occurs in the lungs in tiny sacs called _____
Definition
Alvioli.
Term
The loss of elasticity in the tissues of the lungs is called _____.
Definition
Emphysema.
Term
What structure serves as a passageway for both food and air?
Definition
Pharynx.
Term
The largest layer of walls of the heart is _____.
Definition
Myocardium.
Term
What prevents blood from flowing backward in blood vessels?
Definition
Valves.
Term
What is another name for the sinoatrial node?
Definition
Pacemaker.
Term
Blood clotting is made possible by the action of cell fragments called _____.
Definition
Platelets.
Term
Inside the chest, each bronchhus divides into smaller and smaller passage ways known as the _____.
Definition
Bronchioles.
Term
The large flat muscle at the bottom of the chest cavity is called the ____.
Definition
Diaphragm.
Term
The stimulant drug found in tobacco is called _____.
Definition
Niccotine.
Term
What is the function of the heart?
Definition
Pumps blood throughout the body.
Term
What does blood carry throughout the body?
Definition
Oxygen
Term
In what direction do all arteries carry blood?
Definition
Away from the heart.
Term
In what direction do all veins carry blood?
Definition
To the heart.
Term
What role do capillarries play in the circulatory system?
Definition
Bring nutrients and oxygen to the heart.
Term
A large vein called the _____ brings the blood from the upper part of the body to the heart, where it enters the _____.
Definition
Superior Vena Cava, Right Atrium.
Term
The blood is pumped out of the right atrium into the _____ and travels through the ____ arteries to the _____ where it picks up oxygen.
Definition
Right Ventricle, Pulminary arteries, lungs.
Term
From the lungs, blood travels through the _____ and returns to the heart, where it enters the ____.
Definition
pulinary veins, left atrium.
Term
Finally, the blood is forced from the _____ into the _____.
Definition
left ventricle, aorta.
Term
The lymphatic system consists of a network of nodes, organs and _____.
Definition
vessels.
Term
The lymphatic system consists of fluid called ____ that is lost from the circulatory system.
Definition
Lymph.
Term
Fluid collectedb y the lymphatic system is returned to the _______
Definition
circulatory system.
Term
How will lymph nodes change in responce to an infection?q
Definition
Act as filters to stop infection.
Term
What might happen if your lymphatic vessels swbecame blocked?
Definition
Tissues swell up.
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