Muscles

Muscles in your body move in _________.

• points

• their own way

• pairs

What type of muscle can be found in the heart?

• Smooth
• Skeletal
• Cardiac

Smooth muscle can be found in the:

• Intestines
• 
  Heart

  Heart

• Bicep
• Brain

Tags

NGSS.MS-LS1-3

Each muscle fiber is directly surrounded by connective tissue called the 

• perimysium
• fascia
• endomysium
• epimysium

Flexion...

• Decreases angle of the joint
• Increases angle at the joint
• Moves limb away from midline
• Moves limb toward midline

What are the three types of muscle?

• Smooth, Hard, Cardiac

• Cardiac, Smooth, Skeletal

• Skeleton, Heart, Bladder

___are thin filaments.

• troponin

• tropomyosin

• actin

• myosin

___are thick filaments.

• actin

• myosin

• troponin

• tropomyosin

___forms a crossbridge with actin.

• actin

• myosin

• calcium

• ATP

___provides energy for muscle contraction and relaxation.

• cAMP

• ADP

• ATP

• M line