appendicular skeleton 2
Terms
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- appendicular skeleton
- 126 bone pectoral and pelvic girdles, appendages
- pectoral girdle
- pair each consist of 2 bones anterior clavicle posterior clavicle
- clavicle
- collarbone doubly curved bone
- scapulae
- shoulder blades triangular
- humerus
- single long bone in arm
- radius
- anatomical position lateral position in forearm
- ulna
- medial bon in forearm
- hand
- 3 groups carpus (wrist),metacarpals(bones of palm), phalanges (bones of fingers)
- wrist
- carpus 8 bones 2 rows 4 bones proximal(lateral to medial) scaphoid,lunate,triquetal, pisiform | distal row trapezium,trapezoid, capitate, hamate
- pelvic girdle
- hip 2 coxal bones
- bony pelvis
- 2 coxal bones, sacrum, and coccyx
- 3 fused coxal bones
- ilium, ischium, and pubis
- femur
- thigh bone
- leg
- tibia(shinbone) fibula
- foot
- 7 tarsals 5 metatarsals, 14 phalanges
- fetal skeleton
- 275 bones some bones not fully ossified
- fontanels
- indentations between bones of fetal skull that are fibrous membranes
- calcaneus and talus
- heel bone and talus two largest tarsals that body weight is concentrated on
- metatarsals
- form the instep
- phalanges
- form toes