Reading...
Play button
Play button
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;
17 Cards in this Set
- Front
- Back
|
Epimysium
|
Deep fascia (in gross anatomy terms)
|
|
|
Perimysium
|
Surrounds fascicles
|
|
|
Endomysium
|
Surrounds each myofiber
|
|
|
Myofibril
|
Contained within a myofiber
|
|
|
Satellite cells (muscle)
|
Muscle progenitor cells
Undergo differentiation when muscle is injured |
|
|
Myotendon junction
|
Many microvilli projections
Weakest junction in tension-bearing links |
|
|
Dystrophin
|
Protein involved with mechanical coupling of muscle with tendon
|
|
|
Muscle spindles
|
Sensory receptors in muscle
Contain intrafusal muscle fibers that respond to muscle stretching |
|
|
A Band
|
Length of myosin filaments
|
|
|
I band
|
Length of only actin
|
|
|
H zone
|
Contains only myosin
|
|
|
M line
|
Where myosin meet in middle of the H zone
|
|
|
Z disc
|
Where actin filaments attach
Boundary of sarcomere |
|
|
Type I muscle
|
Red
Slow Aerobix Myoglobin rich (red color) Small fibers, thick z discs |
|
|
Type II muscle
|
White
Fast Anaerobic Large fibers |
|
|
Nucleus during contraction
|
Turns into a corkscrew shape
|
|
|
Smooth muscle
|
No sarcomeres
|
