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22 Cards in this Set
- Front
- Back
What is the order blood flow throught the body beginning with the vena cava and ending with the body?
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1.Vena Cava
2.Right Atruim 3.AV vavle 4.Right Ventricle 5.Semilunar Vavale 6.Pulmonary Arteries 7.Lungs 8.Pulmonary Veins 9.Left Atruim 10.Bicuspid/mitral vavle 11.Left Ventricle 12.Semilunar Vavle 13.Aorta 14.Body |
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What are platets?
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Platlets clot blood.
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What are leukocytes?
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Leukocytes are white blood cells. They eat up foreign particles as part of the immune system.
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What is plasma?
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Plasma is the liquid portion of the blood.
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What are erythrocytes?
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Erythocytes are red blood cells. The transport gases.
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What are the order of the veins going from largest to smallest?
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1.Veins
2.Venules |
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What is the order of the different size arteries from smallest to largest?
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1.Capillaries
2.Arterioles 3.Arteries |
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What are the two major organs in the central nervous system?
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1.Brain
2.Spinal Cord |
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What is the main unit of the peripheral nervous system?
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nerves
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What does the cerebrum do?
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The cerebrum is the main portion of the brain.
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What does the cerebellum do?
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It coordinates muscles.
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What is a neuron?
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The basic unit of the nervous ssytem.
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What is a dendrite?
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The dendrites are the extensions of the neuron. They recive impulses.
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What is the cel body of a nueron?
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It is where the nuclues is.
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What is an axon?
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It takes impluses form the cell body.
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What is the myelin sheath?
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It is a layr of lipids whixh surrinds the axon. It acts as a catalyst speeding up transmission time.
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What is the Nodes of Ranvier?
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They are the gaps in the myelin sheath.
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What is the function of the neurotransmitters?
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They are secreted and travel across the gap between nodes.
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What is the synaspe?
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The gap between neurons.
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What does the epiglottis do?
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It keeps food from going down the trachea.
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What is the trachea?
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The trachea is a tube that runs between the pharynx and the bronchi.
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What are bronchi?
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They are branches of the trachea that each go to a lung.
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