The Appendicular Skeleton

What is a process

A projection of bone

what is the appendicular skeleton

ncludes moveable limbs (arms, wrists, hands, fingers, legs, ankles, feet, & toes) and supporting girdles (pectoral & pelvic girdles)

What are the parts of the upper body

• Pectoral girdle: scapula & clavicle 

• Humerus (upper arm bone) attaches to pectoral girdle at glenoid fossa (hollow in head of scapula)

• Lower arm bones: radius & ulna

• Wrist bones: carpals (8)

• Hand bones: metacarpals (5)

Finger bones: phalanges (3x4=12)(2 thumb) = 14 total

label the parts of the upper body

label the carpal bones

what are the parts of the lower body

• Pelvic girdle: ilium, ischium, & pubis bones 

• Femur (upper leg bone) fits into pelvic girdle at acetabulum (socket on lateral side of pelvis) 

• Lower leg bones: tibia & fibula

• Knee cap: patella 

• Ankle bones: tarsals (8)

• Foot bones: metatarsals (5)

• Toe bones: phalanges (5 toes) (3 bones per toe (digits 2, 3, 4, 5,) big toe (hallux) has only 2.

• Therefore 14 total bones make up the toes.

label parts of the lower body

label the parts of the pelvis