Chapter 7 Flashcards
how many bones are in the body
206 bones in the adult skeleton
what are the two parts of the skeletal system
axial skeleton and appendicular skeleton
axial skeleton
skull, vertebral column, sacrum, coccyx, and thoracic cage
appendicular skeleton
hip, shoulder, upper and lower extremeties
how bones in the axial skeleton
80 bone
skull bones
8 cranial bones and 14 facial bones
what is defined as a cranial bone, and how many bones are there
- bones in direct contact with the brain
- there are 8 bones
what is defined as a facial bone and how many bones are there
- bones that are a part of the skull, but not in contact with the brain
- there are 14 bones
what are the associated bones of the skull
the auditory ossicles and hyoid bone
what is the vertebral column and how many bones are there
- the bones that make up the spine (cervical vertebrae, thoracic vertebrae, and lumbar) including the coccyx and the sacrum
- there are 26 bones
what is defined as the thoracic cage and how many bones are there
- the sternum and the ribs
- there are 25 bones
what are the passageways of the brain
- carotid canal
- cribriform formina
- foramen lacerun
- forament spinosum
- forament ovale
- foramen rotundum
- hypoglossal canal
- inferior orbital fissure
- superior orbital fissure
- jugular foramen
- mastoud foramen
- optic canal
-stylomastoid forament - supraorbital foramen
where is the carotid canal located
the petrous part of the temporal bone
where is the cubiform foramen located
the ethmoid bone
where is the foramen lacerum located
the petrous part of the temporal, sphenoid and occipital bones
where is the foramen magnum located
occipital bone
where is the foramen rotundum located
greater wing of the sphenoid bone
where is the foramen spinosum located
greater wing of the sphenoid bone
where is the hypoglossal canal located
the side and below occipital condyle
where is the inferior orbital fissure located
sphenoid bone
where is the superior orbital fissure located
sphenoid bone
where is the jugular foramen located
between temporal bone and occipital bone
where is the mastoid foramen located
the posterior side of the mastoid process
where is the optic canal located
posteriormedial part of the lesser wing of the sphenoid bone
