Accepted
at 4:59 p.m. Jul, 17, 2025
by
kevinpanini
Author:
jbhullar
Type of change:
Updated content
Rationale for change
Might be too much here but wanted to suggest, can also be done with the red version
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Photo credit: Marija Meznaric, Erika Cvetko, "Size and Proportions of Slow-Twitch and Fast-Twitch Muscle Fibers in Human Costal Diaphragm", BioMed Research International, vol. 2016, Article ID 5946520, 6 pages, 2016. https://doi.org/10.1155/2016/5946520
slow twitch = red
fast twitch = white
| Skeletal Muscle Fiber Types | ||
| Type I | Type IIa | Type IIx |
| Contracts slowly | Contracts fast | Contracts fast |
| High amount of myoglobin (most red) | Intermediate amount of myoglobin | Low amount of myoglobin (apears white) |
| Rich in mitochondria | Rich in mitochondria | Few mitochondria |
| Fatigue resistant | Fatigue resistant | Quickly fatigued |
| Many capillaries | Intermediate amount of capillaries | Least amount of capillaries |
Photo credit: Marija Meznaric, Erika Cvetko, "Size and Proportions of Slow-Twitch and Fast-Twitch Muscle Fibers in Human Costal Diaphragm", BioMed Research International, vol. 2016, Article ID 5946520, 6 pages, 2016. https://doi.org/10.1155/2016/5946520
Lecture Notes
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Missed Questions
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Pixorize
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Sketchy
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Additional Resources
One by one
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