A&PCH09

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Author:
Kcasabar
ID:
180227
Filename:
A&PCH09
Updated:
2012-10-30 18:47:20
Tags:
PCH09
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Description:
A&PCH09
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  1. Which type of muscles are called muscle fibers
    • Skeletal muscle
    • Smooth muscle
  2. Which type of muscles are striated
    • Skeletal Muscles
    • Cardiac Muscles
  3. Which of the muscles are voluntary
    Skeletal
  4. Where are smoot muscle tissue foun
    walls of hollow visceral organs such as the stomach, urinary bladder, and respiratory passages
  5. What are the characteristics of muscle tissue
    • Excitability (responsiveness or irritability)
    • Contractility
    • Extensibility
    • Elasticity
  6. Functions of muscles
    • Producing movment
    • maintains posture and body position
    • stabilizing joints
    • generating heat
  7. Which type of muscle is multinucleated
    Skeletal
  8. which type of muscle is spindle shaped
    smooth
  9. muscle fibers are surrounded and bundled by what
    CT
  10. ENDOMYSIUM - surrounds each individual muscle fiber
    PERIMYSIUM - surrounds each fascicle
    EPIMYSIUM - overcoat of dense irregular CT what surrounds the whole muscle
    FASCIA - bundles of muscle fibers
  11. Each muscle has what
    • nerves
    • arteries
    • veins
  12. Skeletal muscles only contract if stimulated by a nerve
  13. Indirect skeletal attachements
    • Tnedon
    • Aponeurosis
  14. microscopic anatomy
    • Sarcolemma
    • Sarcoplasm
    • Myofibrils
    • Sacromere
    • Sacroplasmic Reticulum
  15. Muscles contract and pull on structures they are attached to
  16. Common IM injection sites
    • Deltoid
    • Vastus Lateralis
  17. Which filament contain bundled myosin molecules
    thick filaments
  18. Which filaments contain actin molecules
    thin filaments
  19. The sliding of the thin filaments past the thick filaments produces what
    muslce shortening
  20. What is the contractile unit
    sacromere
  21. Description are cardiac muscles
    • uninucleate
    • branching cells that fit together tightly at unique junctions called intercalated discs
  22. Function of smooth muscle
    squeeze substances through organs by alternatively contracting and relaxing

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