Appendicular Skeleton

• How many bones are in the appendicular skeleton?

  126 bones
• What does the appendicular skeleton attach to?

  It attaches to the axial skeleton
• Which parts are included in the appendicular skeleton?

  Shoulder girdle, pelvic girdle, limbs
• What are the components of the upper limbs in the appendicular skeleton?

  • Humerus
  • Radius
  • Ulna
  • Carpals
  • Metacarpals
  • Phalanges
• What are the components of the lower limbs in the appendicular skeleton?

  • Femur
  • Tibia
  • Fibula
  • Patella
  • Tarsals
  • Metatarsals
  • Phalanges
• How many bones are in each arm of the appendicular skeleton?

  30 bones
• How many bones are in each leg of the appendicular skeleton?

  30 bones
• What connects the limbs of the upper body to the thorax?

  The shoulder girdle
• What is the innominate bone composed of?

  Three bones that fuse with age
• What is the main function of the pelvic girdle?

  To provide a solid base for weight transmission
• What does the pelvic girdle protect?

  Digestive and reproductive organs
• What does the pelvic girdle provide attachments for?

  Powerful muscles of the lower back and legs
• Describe the parts of the pelvic girdle and its functions.

  Parts of the pelvic girdle:

  • Ilium
  • Pubis
  • Ischium

  
  

  Functions:

  • Solid base for weight transmission
  • Muscle attachments for lower body
  • Protection for digestive and reproductive organs