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ch. 23 vocab
ch.23 vocab
22
Science
8th Grade
10/30/2013

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Term
Cardiovascular system
Definition
transports materials to and from your cell
Term
Blood
Definition
a connective tissue made up of two types of cells
Term
Arteries
Definition
are blood vessels that direct blood away from the hear
Term
Capillaries
Definition
are the smallest blood vessel in your body
Term
veins
Definition
blood vessels that direct the blood back to the heart
Term
Pulminary Circulation
Definition
is the circulation of blood between your heart and lungs
Term
Systemic Circulation
Definition
the circulation of bood between the heart and rest of the body
Term
Blood Pressure
Definition
the force exerted by blood on the inside walles of the blood vessel is called blood pressure
Term
Lymphatic System
Definition
collects the excess fluid and return it to your blood
Term
Lymph
Definition
the fluid and particles absorbed into lymph capilliaries are called lymph
Term
Lymph Nodes
Definition
are small bean shaped organs where particles are such as  pathogens or dead cells
Term
Thymus
Definition
which is located just above your heart
Term
Spleen
Definition
filters blood
Term
Tonsils
Definition
are made up of groups of lymphatic tissue located at the back of your nasal cavity
Term
Respiration
Definition
is the entire process by which a body obtains and uses oxygen and gets rid of carbon dioxide and water
Term
Respiratory System
Definition
consists of the lungs, makes breathing possiable
Term
pharynx
Definition
the membrane covered lined cavity behind the nose and mouth
Term
larynx
Definition
the voice box contains vocal cords
Term
trachea
Definition
the larynx guard the entance to a large tube, the wind pipe
Term
bronchi
Definition
the trachea splits into two tubes called bronchi
Term
aveoli
Definition
in the lungs each bronchiole branches form thousands of tiny sacs called, alveoli
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