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Tissues & Integumentary System

Tissues

Four types:

  • Epithelial – external and lines hollow organs, protective barrier and secretes stuff
  • Connective – binds other tissues together, blood, adipose, fibrous and elastic plus bone and cartilege
  • Muscle – contracts leading to movement. 3 types: skeletal, smooth and cardiac tissuetypes
  • Nerve – brain, spinal cord and all nerves. Nerves generate and transmit impulses throughout the body, controlling all processes

Integumentary System: body’s external surface: skin, hair, nails, sweat/oil glands. Temp reg, defense against disease, maintain fluid balance, most nerves and blood vessels run through the dermis, extending small branches into the epidermis.

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