15. Muscle Fiber Classes: Slow Oxidative (SO)

0.0(0)
Studied by 0 people
call kaiCall Kai
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
GameKnowt Play
Card Sorting

1/10

encourage image

There's no tags or description

Looks like no tags are added yet.

11 Terms

1
New cards

What are the three classes of muscle fibers?

  1. Slow oxidative, 2. Fast oxidative, 3. Fast glycolytic


2
New cards

What is the common abbreviation for slow oxidative fibers?

SO

3
New cards

What is the fiber diameter of slow oxidative fibers?

Small fiber diameter

4
New cards

What protein binds oxygen in muscle fibers?

Myoglobin

5
New cards

What is the myoglobin content of slow oxidative fibers?

Lots of myoglobin

6
New cards

What anatomical color do slow oxidative fibers exhibit?

Dark red color

7
New cards

What vascular and organelle characteristics define SO fibers?

Extensive blood supply, mitochondria

8
New cards

What is the glycogen content of slow oxidative fibers?

Low glycogen content

9
New cards

What pathway provides most ATP for slow oxidative fibers?

Aerobic respiration

10
New cards

What are the contraction and fatigue speeds of SO fibers?

Slow to contract, fatigue

11
New cards

What types of activities are slow oxidative fibers good for?

Endurance activities