skeletal system Flashcards
skeletal system
forms foundation of body
anchor points for muscles and ligaments providing support
how many bones
206
joint and the 2 kinds
place where bones meet
moveable and immovable
primary functions of the skeletal system
- shape and support body
protect various internal structures and organs
serve as attachments for muscles acting as levers- body movement
help produce WBC and RBC
store most of body calcium, phosphorus, magnesium, and sodium
how many bones in the head 1
22 bones divided into 2 groups- cranium and facial bones
cranium
oval bony case protecting the brain - formed by 8 bones
how many bones of the face
14 including jaw
bones of the cranium 6
- occipital
parietal bones
frontal bones
temporal bones
ethmoid bone
sphenoid bone
occipital bone
forms back of the skull above nape
parietal bones
2 bones
form the sides and crown (top) of the cranium
frontal bone
forms the forehead
temporal bone
form the side of the head in ear region
ethmoid bone
light spongy bone between eye sockets
forms part of the nasal cavity
sphenoid bone
forms side of the eye socket
bones of the face 5
- nasal bones
- lacrimal bones
- zygomatic bones
- maxillae bones
- mandible