Question

action: ____________
nerve: ____________
color code the different sections in the picture.
medial head lateral head achilles tendon
did you know...

• some anatomist consider the muscle just below the gastrocnemius, soleus, to be a part of the muscle.
• 10 - 30% of people have a sesamoid (free - floating) bone called the fabella in the lateral head of the gastrocnemius.
• the tendon connected to gastrocnemius, the achilles tendon, is the largest and strongest tendon in the body.

fill in the blank:
the gastrocnemius has more ____________ twitch muscle fibers because it is involved in more powerful movements.
the two large muscles that make up the \calf\ (posterior compartment of the lower leg) is the gastrocnemius and ____________

Explanation:

The gastrocnemius, involved in powerful movements like jumping, has more fast - twitch muscle fibers. The two large muscles making up the calf are the gastrocnemius and soleus.

Answer:

1. fast
2. soleus