A and P Exam 2

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Author:
Anonymous
ID:
174527
Filename:
A and P Exam 2
Updated:
2012-09-30 17:59:05
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Muscle Tissue Nervous
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Description:
Nervous Tissue Muscle Tissue
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  1. Muscle tissue
    Movement
  2. Muscle Tissue
    Characteristics
    • 1. Elongated shape, longer than rounder
    • 2. Myofibris contain actin and myoson (rods) MUSCLE
  3. Three types of Muscle Tissue
    • 1. Skeletal Muscle- movment of the skeleton
    • 2. Cardiac Muscle- the heart
    • 3. Smooth Muscle - walls of hollow organs
  4. Muscle Tissue

    Skeletal Muscle
    • 1. Voluntary
    • 2. Straited muscle
    • 3. Long cells
    • 4. each cell as long as muscle
    • 5. many nuclei
    • 6. each has a this layer of CT with fibrobasts that resemble nuclei¬†
  5. Muscle Tissue

    Cardiac Muscle
    • 1. LIghtly striated
    • 2. single nuceius
    • 3. INVOLUNTARY¬†
  6. Muscle Tissue

    Smooth Muscle
    • 1. Involuntary
    • 2. If it's not the heart and doesn't move body it is ....
    • 3. eye, stomache, wall intestines
    • 4.NO STRIATIONS
    • 5. Spindal shape cells
    • 6. More nuclei than reg CT
  7. Nervous Tissue
    Brain, spinal cord, all peripheral nerves
  8. Nervous Tissue two different cell types
    • 1. Neurons
    • 2. Neuroglia
  9. Nervous Tissue

    NNeuron cell type
    • 1. also called nerve cells
    • 2. do not under go mitosis
    • 3. decrease as we age
  10. Nervous Tissue

    Neuroglia
    • 1. supporting cells
    • 2. undergo mitosis
    • 3. cancer in the brain comes from these guys
    • 4. Help protect and support nervous tissue
    • 5. Insulate electrical

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