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Crash Course Anatomy & Physiology - Season 1 Episode 22 Muscles, Part 2 - Organismal Level

Trailer
Hank calls in a friend to do his push ups for him today to explain how skeletal muscles work together to create and reverse movements. Hank and Claire also demonstrate the role size plays in motor units, the three phase cycle of muscle twitches, and how the strength and frequency of an impulse affects the strength and duration of a contraction. This episode also explains twitch summation, tetanus, and isotonic vs. isometric movements.

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First Air Date: Jan 06, 2015

Last Air date: Dec 21, 2015

Season: 1 Season

Episode: 47 Episode

Runtime: 10 minutes

IMDb: 2.00/10 by 1.00 users

Popularity: 10.478

Language: English

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