bones Flashcards
chapter2
what are the 5 main functions of the skeletal system?
-give shape and support to the body
-protects various internal structures and organs
-serve as attachments for muscles and act as levers to produce body movement
-help produce red and white blood cells
-store most of the body’s calcium, phosphorus, magnesium, and sodium supply
how many bones are in an adult skeleton?
206
how many bones are in the human head?
22
what is a cranium and how many bones does it have?
it’s an oval boney case that protects the brain and is made of 8 bones
How many bones are in the face?
14
what bone forms the back of the skull above the nape?
the occipital bone
which two bones form the sides and crown of the cranium?
2 parietal bones
what bone forms the forehead?
frontal bone
which two bones form each sides of the head in the ear region?
2 temporal bones
what light, spongey bone is between the eye sockets and form the nasal cavity?
ethmoid bone
what bone forms the side of the eye socket?
sphenoid bone
what two bones form the bridge of the nose?
two nasal bones
what are the two smallest and most fragile bones of the face, at the inside of the eye sockets?
two lacrimal bones
what bones form the prominence of the cheeks?
two zygomatic bones/malar bones/cheekbones
what bones form the upper jaw?
two maxillae bones
