Examples

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• Examples

• Definition

Human Anatomy and Physiology

• Why study?

• Jobs

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Anatomy and Physiology

• Anatomy
• Physiology
• Ex

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Levels of Organization

• What is the simplest level?

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Characteristics of Life

• What do all living things do?

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Maintenance of Life

• What do we need to live?
• Water transports regulate temperature
• Food nutrients for energy building
• Oxygen drives metabolic processes
• Heat determines rate of reactions
• Pressure forces blood thru vessels

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Homeostasis

• Stable internal environment
• Homeostatic mechanisms
• Receptors - provide info
• Set-point - correct value
• Effectors causes response

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Positive vs. Negative

• Negative Feedback
• Back to normal range
• Regulate body temp
• Breathing heavy
• Hungry or thirsty
• Positive Feedback
• Beyond the normal range
• Blood clotting
• Breast feeding

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Body Cavities
Cranial Skull, brain
Vertebral Spinal cord, vertebrae
Thoracic Lungs, heart, esophagus
Abdominal Stomach, liver, kidneys, small intestines
Pelvic Bladder, reproductive organs, large intestines
Abdominopelvic
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Body Cavities
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