Bodysystems 1-09carmen

Bodysystems 1-09carmen - Systems of the Body Overview...

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Systems of the Body
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  Overview Nervous System Cardiovascular System Respiratory System Digestive System Reproductive System Immune System
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  The Nervous System Two Branches Central Nervous System Peripheral Nervous System
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  Autonomic Nervous System Two branches Parasympathetic Sympathetic
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  Autonomic Nervous System Sympathetic Nervous system Prepares body to respond to emergencies Plays important role in reactions to stress. Concerned with the mobilization of energy. Parasympathetic Nervous System Acts antagonistically with the sympathetic nervous system. Restores the body to a normal state. Catabolic  System Anabolic  System
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  Disorders of the Nervous System Affect 25 million Americans 12% of deaths are from nervous system disorders. What are some neurological problems?
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  The Cardiovascular System: Overview Heart, blood vessels, and blood. Transport system of the body Arteries carry blood from the heart to other organs and tissues. Veins return the blood to the heart after the oxygen has been used up
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  The Heart Functions as a pump Left side takes in blood with oxygen from the lungs Blood is pumped into the aorta and then passes into smaller vessels to reach cells Oxygen and nutrients are exchanged for waste material Blood returns to the right side of the heart
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  The Cardiac Cycle Rhythmic phases of contraction and relaxation. Systole Cycle Blood is pumped out of the heart so blood pressure inside the vessels increases. Diastole Cycle Blood pressure drops as the heart muscle relaxes and blood is taken into the heart.
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Blood Pressure Measurement of blood pressure Ratio of systole to diastole force of blood on the vessels. Hypertension is chronically high blood pressure.
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Bodysystems 1-09carmen - Systems of the Body Overview...

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