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Summary Physiology; introduction to physiology review

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This is a comprehensive and detailed summary on; introduction to physiology. An Essential Study resource just for YOU!!

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08/01/19

Dr Dunja Aksentijevic

Introduction to Physiology
Study of the function of living things, how body processes occur and their mechanisms

Tissues

• Epithelial – protection, secretion, absorption
• Connective – structural support
• Muscle – movement
• Nervous – communication, coordination, control

Body Systems

• Nervous
• Immunes
• Reproductive
• Circulatory
• Respiratory
• Muscular
• Skeletal
• Integumentary
• Urinary
• Endocrine
• Digestive

Homeostasis

• Maintenance of stable internal environment
• Must communicate with external environment
• Single cell = direct communication
• Multicellular organism = communicates via internal environment
• Intracellular fluid = fluid in cells
• Extra cellular fluid =
1. Plasma (fluid portion of blood)
2. Interstitial fluid (surrounds and bathes cells)

Factors Maintained by Homeostasis

1. Nutrient molecules for energy
2. Waste products
3. O2 and CO2
4. pH – for nerve cells and enzymes
5. Water and salts for cell volume and heart rhythm
6. Temperature for enzymes
7. Volume and pressure for plasma

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