anatomy test-muscle physiology
About this set
Created by:
aemiller15 on November 16, 2010
Subjects:
Log in to favorite or report as inappropriate.
Order by
10 terms
Terms | Definitions |
|---|---|
 what is a motor unit? | motor neurons that activate the muscle fibers |
| what happens in every single contraction | ACh is dumped onto the muscle, delay for sodium to go into the muscle, calcium levels go up, calcium levels go down, pumps out calcium and sodium |
| what is tetanus? | a normal activity of the muscle where it reaches its climax in activation |
| types of twitch fibers | slow and fast twitch |
| characteristics of fast twitch fibers | poor blood supply less mitochondria bigger less myoglobin fast myosin more glycolytic enzymes |
| slow twitch fibers | good blood supply more mitochondria smaller more myoglobin slow myosin |
| which twitch fibers are chicken legs? | mostly slow twitch fibers |
| what fibers are chicken breast? | mostly fast twitch |
| birds that fly breasts? | slow twitch |
| endurance training does what? | increases number of blood vessels in muscle increase size of heart |
First Time Here?
Welcome to Quizlet, a fun, free place to study. Try these flashcards, find others to study, or make your own.