Topic Test 1

The attachment point at the proximal end of the muscle is called the _____________ point.

The ______ point is connected at the distal end, attached to the bone that often moves when the muscle contracts.

Idenitfy the origin and insertion points of the rectus femoris.

a

b

Origin

Insertion

Label the agonistic pair.

a

b

Agonist

Antagonist

______ is a characteristic that describes the ability of a muscle to contract forcefully.

_____ is a characteristic of muscle that describes the ability of a muscle to stretch beyond resting length.

______  describes the muscles ability to recoil to its original resting length after have being stretched

Which of the following is not a characteristic of muscles.

• Contractibility

• Flexibility

• Elasticity

• Extendibility

Match the following characteristics of muscle with a sporting example

• Yoga

• Elasticity

• Weightlifting

• Extendibility

• Gymnastics

• Contractibility

A nerve impulse from the​ ​ (a)   signals the muscle to ​ (b)   shortening the muscle, this pulls on ​ (c)   attached to​ (d)   across a join.

• CNS
• contract
• tendons
• bones
• muscles
• ligaments
• brain
• widen