Ch 8 Muscular System
Slides in this set (8)
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- Attached to the skeleton
- Voluntary
- Long, cylindrical
- Has Striations
- Speed of contraction: Most Rapid
- Strength of contraction: Greatest
- Ability to remain contracted: Least
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- In walls of hollow organs
- Involuntary
- Spindle-Shaped
- No Striations
- Speed of contractions: slowest
- Strength of contraction: Least
- Ability to remain contracted: Greatest
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- In walls of heart
- Involuntary
- Cylindrical, branching
- Has striations
- Speed of contraction: intermediate
- Strength of contractions: Intermediate
- Ability to remain contracted: intermediate
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- When muscles enlarge in size of muscles
- Enlargment of a muscle is mainly due to an increase in the size of muscle fibers
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- Results in a decrease of muscle strength at the rate of 5% each day.
- Most of the muscle tissue is replaced by fibrous connective tissue, making muscle rehabilitation nearly impossible
