Topic Test 1

The attachment point at the proximal end of the muscle is called the (a)   point.

The (a)   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

Insertion

Origin

Label the agonistic pair.

a

b

Agonist

Antagonist

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

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

(a)    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

• Gymnastics

• Contractibility

• Weightlifting

• Extendibility

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