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Chapter 7
The Skeleton
| Question | Answer |
|---|---|
| the skeletal system is composed of: | bones, cartilages and joints |
| the axial skeleton has __ bones | 80 |
| 3 major regions in axial skeleton are: | skull, verterbral column, thoraic cage |
| the axial skeleton protects the: | brain, spinal cord and organs in thoraic cavity |
| which part of the skeleton supports the neck, head & trunk? | axial |
| the skull is formed by what 2 bones? | cranial and facial bones |
| anterior, middle and posterior cranial fossae is the : | cranial base |
| what are the bones of the cranium? | temporal, occipital, sphenoid, ethmoid, parietal and frontal |
| what mucous covered membrane is what causes "sinus headaches" | frontal sinus |
| how many bones comprise the skull? | 22 |
| the squamous, tympanic, mastoid and petrous are apart of which skull bone? | temporal |
| what serves as a "seat" of the endocrine system supporting a pituitary gland? | sella turcica |
| the scientific name for the cheekbone is: | zygomatic bone |
| what is the only bone that does not articulate with any other bone in the body? | hyoid bone |
| what's the purpose of the external acoustic meatus? | to transmit sound to the eardrum |
| how many bones form the adult vertrerbal column? | 26 |
| primary functions of the vertebral column: | protection of spinal cord & transmission of weight from trunk to lower limbs |
| the ___ is the only group that articulates with the ribs | thoraic |
| the ___ is the most frequently fractured part of the humerus | surgical neck |
| the "funny bone" of the elbow is apart of which part of the humerus? | medial epicondyle |
| the hip bone has __ separate bones | 3 |
| the bone of the leg that bears no weight is the: | fibula |
| primary curvatures are developed: | @ birth |
| which bone articulates with 1st verterbra? | occipital bone |
| this bone is the site of attachment for many neck & back muscles | occipital bone |
| which bone is considered a keystone bone and why? | sphenoid - articulates with all other cranial bones |
| 3 processes of the sphenoid bone? | greater wings, lesser wings, and pterygoid process |
| what is the deepest skull bone? | ethmoid |
| tiny, irregularly shaped bones that appear within sutures are called: | sutural bone |
| which suture is between the parietal and frontal bone? | coronal suture |
| the sagittal suture connects what 2 bones? | right & left parietal bones |
| the ___ suture is between the parietal and occipital bone? | lamboid |
| the squamous suture is between __ and ___ | parietal and temporal |
| what is the only moveable joint in the skull? | mandible |
| what is the largest paranasal sinuses? | maxillary |
| this bone forms the bridge of the nose | nasal bone |
| this bone is the medial wall of orbits? | lacrimal bone |
| the maxillary bone is a keystone bone b.c it articulates with all other facial bones except the__ | mandible |
| what is the inferior part of nasal septum? | vomer |
| largest of nasal conchae? | inferior nasal conchae |
| the nasal cavity is formed by which 4 bones? | ethmoid, palatine bones, maxillary bones and inferior nasal conchae |
| what bone anchors the tongue? | hyoid bone |
| the largest bone in the body is the: | femur |
| how many ribs do we have? | 12 |
| ribs 1-7 are known as the: | true ribs |
| ribs 8-12 are known as the: | false ribs |
| ribs 11-12 are known as the: | floating ribs |
| 3 bones of the coxal bone? | ilium, ischium & pubis |
| what are carpals and how many do we have? | wrist bones - 8 |
| how many metacarpals do we have? | 5 |
| how many verterbae in the cervical curvature? | 7 |
| how many vertebrae are in the thoraic curvature? | 12 |
| the lumbar curvature houses how many verterbrae? | 5 |
| the coccyx has __ fused verterbae | 4 |
| the sacral curvature has how many fused verterbrae? | 5 |
| scolisis is known as the ___ disease common in ___ | twisted - late childhood |
| lordosis is aka | swayback - common when pregnant |
| kyphosis is known as: | hunchback |
| the clavicle and scapulae are apart of the: | pelvic girdle |
| which bone helps with forming the knee and joints? | tibia |
Created by:
Mariahj25
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