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Chapter 7 Bone test Anatomy

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laurabockoff's version from 2016-11-21 10:37

Section 1

Question Answer
craniumthe skull, especially the part enclosing the brain. Composed of 8 large flat bones all of them are single bones except for 2 (parietal and temporal bones)
Suturesa seamlike immovable junction between two bones, such as those of the skull.
Foramen magnumlarge opening where brain and spinal cord connect
occipital condylesprojections of the occipital bone ON IT
facial bonesbones surrounding the mouth and nose; composed of 14 bones (only the mandible and vomer and single, the rest are paired)
memorize

Section 2

Question Answer
sinusesa cavity within a bone or other tissue, especially one in the bones of the face or skull connecting with the nasal cavities.
sinusitisoccurs when mucous membranes in our sinuses become affected ON IT
cleft plateoccurs when the maxillae and palatine bones fall to fuse at birth
hyoid bonenot directly attached to any other bone. Located 1-2 cm above the larynx. Attached to the styloid process by ligaments
fetal skullsmaller than an adult skull; also contains fontanelles
memorize

Section 3

Question Answer
fontanellesfibrous membranes connecting skull bones. They are the soft spots on a baby's head. They fuse to make sutures
intervertebral discsthe fibrocartilage discs in between the vertebral bones and they help flexibility and absorption of shock/
axisacts as a pivot point for the atlas and allows the head to rotate side to side
atlasthe first vertebrae. Contains indentations where occipital condyles. Allows head to nod (yes/no)
true ribsthe first 7 ribs. Called this because they attach directly to the sternum through the coastal cartilage
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Section 4

Question Answer
false ribs the next 5 ribs because they are indirectly attached to the sternum or not at all
Floating ribsthe last 2 ribs which lack sternal attachments
Glenoid fossa (cavity)is a shallow depression on the scapula into which the head of the humerus fits
Acetebulumthe socket of the hipbone, into which the head of the femur fits.
Pubic Symphysiswhere the two coxal bones of the pelvic girdle fuse together; made of fibrocartilage and forms the pelvic arch
Anterior crestsharp edge on anterior part of tibia; unprotected by muscle
Foot archesallows for certain amount of give or springiness and held together by ligaments and tendons
memorize