Muscular System

The functions of muscles are

• movement

• form and shape

• heat production

• creating ATP

A muscle primarily responsible for the action (movement) is called both the...

• prime mover

• antagonist

• synergist

• agonist

Moveable attachment of a muscle:

• Teniosis

• Origin

• Insertion

• Eversion

Identify the muscle.

• Bicep
• Tricep
• Deltoid
• Trapezius

Which structure is the sarcomere in the diagram above?

• A

• B

• C

A muscle fiber cannot contract until _____ rushes in from a nerve cell to remove the blocking molecules and make the active site available to be engaged.

• ATP

• calcium

• myosin

• sarcomeres

Muscle number 2

• Deltoid
• bicep
• tricep
• pectoral

• Trapezius
• Gluteals
• Deltoid
• Hamstring

Bulging of an organ or tissue through a weakened area in the muscle wall:

• Hernia

• Myalgia

• Myositis

• Muscular Dystrophy

The picture, which shows the muscles increasing, is an example of what?

• Hyperthropy

• Atrophy