Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
Skeletal Muscle
|
Voluntary muscles that attach to skeleton and give us strength and mobility
|
|
Smooth Muscle
|
Involuntary muscles – provide steady and sustained contractions – e.g., Uterus for childbirth, Blood vessels, intestines
|
|
What are some examples of smooth muscles?
|
Uterus for childbirth, blood vessels, intestines
|
|
Cardiac Muscle
|
Provide rhythmic contractions of heart to propel blood. Also involuntary
|
|
Which two muscle are involuntary?
|
Smooth and Cardiac
|
|
How does skeletal muscle work?
|
Most work in opposition
|
|
What do most skeletal muscles attach to?
|
tendons
|
|
What happens to the origin and insertion when a muscle contracts?
|
When a muscle contracts, the insertion is pulled toward the origin
|
|
Origin
|
End of muscle that attaches to bone that remains relatively stationary during contraction
|
|
Insertion
|
Attaches to bone across a joint
|
|
Fasicle
|
Bundle of muscle cells. Each fascicle contains a number of muscle cells.
|