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147 Cards in this Set
- Front
- Back
fibrocartilage disks
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intervertebral disks
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numbers of spinal bones
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7 cervical
12 thoracic 5 lumbar 5 sacral 4 coccygeal |
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four spinal curves
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cervical, lumber (convex)
thoracic, sacral (concave) |
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increased lumber curvature in pregnant women
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lordosis
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lateral bending of spine in thoracic region
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scoliosis
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hunch back
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kyphosis
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swayback: exaggeration of lumbar curve
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lordosis
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made up of pedicle and lamina, hole for spinal canal
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vertebral arch
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used for stacking spinal disk, in between intervertebral disks
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body
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form spinal canal
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vertebral foramen
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articulate with ribs/ligaments/muscles, sideways
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transverse processes
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bumps of the spine you can feel
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spinous processes
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form adjacent vertebra and intervertebral foramina, go up and down to clamp into place
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superior and inferior articular processes
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hole for blood vessel in transverse process
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transverse foramen
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articulates with occipital condyles of skull, no body or spinous processes
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atlas
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permits lateral rotation of head, no true body
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axis
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peglike structure on axis that allows it to articulate with atlas
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odontoid process/ dens
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longest spinous process of cervical vertebrae
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vertebra prominens
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type of vertebrae with long spinous processes where ribs articulate, may have facets or demi-facets
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thoracic
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where head of ribs articulate
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costal facets
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largest and strongest vertebrae, square looking
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lumbar vertebrae
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triangular bone located between hip bones of posterior pelvic cavity
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sacrum
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continuation of vertebral canal
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sacral canal
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anteriorly projecting superior border of the sacrum
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sacral promontory
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area of sacrum articulating with ilium
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auricular surface
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triangular bone that is "tailbone"
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coccyx
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responsible for 1/4 length of vertebral column, shock absorbers
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intervertebral disks
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what intervertebral disks are made of
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nucleus pulposus and annulus fibrosus
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breastbone
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sternum
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superior portion of sternum
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manubrium
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middle largest portion of sternum, forms sternal angle
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body
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smallest portion of sternum, hyaline cartilage that becomes ossified through life
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xiphoid process
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depression on superior surface of manubrium
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jugular notch
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articulates with clavicle, on each side of jugular notch
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clavicular notches
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bars of hyaline cartilage connecting the true ribs to the sternum and the false ribs to each other
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costal cartilages
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1-7 ribs
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true ribs
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8-12 ribs
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false ribs, costal cartilage doesn't directly attach
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ribs 8, 9 , 10
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vertebrochondral ribs
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ribs 11, 12
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vertebral (floating) ribs
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long twisted flat bone with a rounded, smooth, superior border and a sharp, thin inferior border
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rib
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follows the inferior border of rib and accommodates a vein, artery, and nerve
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costal groove
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projection of posterior end of rib that articulates w/ vertebrae (may have one or two facets)
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head
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used for articulation on ribs
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facets
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constricted portion of the rib just lateral to head
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neck
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knob-like structure on posterior surface of rib - articulates with ligament and transverse process of vertebra
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tubercle
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main portion of rib
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body or shaft
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point where rib takes a sharp anterior bend
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angle
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articulates with acromian process of scapula laterally and with clavicular notch of manubrium medially
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clavicle
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most frequently fractured bone in the body
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clavicle
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two ends of clavicle
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sternal & acromial
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triangular flat bone on dorsal side of body
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scapulae
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posterior ridge of scapula separating muscle groups
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spine
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process that attaches to clavicle, where shoulder separation happens
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acromion
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articulates with head of humerus, where shoulder dislocation happens
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glenoid cavity
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side of scapula facing spine
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medial or vertebral border
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side of scapula facing armpit
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lateral or axillary border
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point at bottom of scapula
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inferior angle
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point at top of scapula
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superior angle
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"beak", articulation point for muscles on scapula
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coracoid process
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depression above and below spine
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supraspinatus and infraspinatus fossae
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articulates w/ ribs, "slides" on them
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subscapularis fossa
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longest and largest bone of upper extremity
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humerus
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ball on humerus that articulates w/ glenoid fossa
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head
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articulates w/ ribs, "slides" on them
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subscapularis fossa
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bump on outside outside of humerus
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greater tubercle
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longest and largest bone of upper extremity
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humerus
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between the tubercles
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intertubercular sulcus
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ball on humerus that articulates w/ glenoid fossa
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head
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site of frequent fracture of humerus
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surgical neck
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bump on side of shaft (attaches deltoid muscle)
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deltoid tuberosity
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bump on outside outside of humerus
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greater tubercle
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between the tubercles
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intertubercular sulcus
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site of articulation w/ radius
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capitulum
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site of frequent fracture of humerus
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surgical neck
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depression that receives head of radius in flexed position
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radial fossa
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articulates w/ ulna (pulley)
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trochlea
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bump on side of shaft (attaches deltoid muscle)
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deltoid tuberosity
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site of articulation w/ radius
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capitulum
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articulates w/ ribs, "slides" on them
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subscapularis fossa
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depression that receives head of radius in flexed position
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radial fossa
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longest and largest bone of upper extremity
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humerus
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ball on humerus that articulates w/ glenoid fossa
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head
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articulates w/ ulna (pulley)
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trochlea
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bump on outside outside of humerus
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greater tubercle
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between the tubercles
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intertubercular sulcus
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site of frequent fracture of humerus
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surgical neck
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bump on side of shaft (attaches deltoid muscle)
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deltoid tuberosity
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site of articulation w/ radius
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capitulum
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depression that receives head of radius in flexed position
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radial fossa
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articulates w/ ulna (pulley)
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trochlea
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depression for flexed ulna (anterior)
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coronoid fossa
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depression for straight ulna (posterior)
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olecranon fossa
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bumps on side of elbow
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medial and lateral epicondyles
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medial bone of forearm (little finger side)
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ulna
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depression for flexed ulna (anterior)
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coronoid fossa
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"elbow"
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olecranon process
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semi-lunar notch in between two condyles
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trochlear notch
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depression for straight ulna (posterior)
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olecranon fossa
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depression located laterally and inferiorly to trochlear notch
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radial notch
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bumps on side of elbow
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medial and lateral epicondyles
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distal end of ulna
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head
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depression for flexed ulna (anterior)
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coronoid fossa
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medial bone of forearm (little finger side)
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ulna
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bump on head of ulna
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styloid process
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depression for straight ulna (posterior)
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olecranon fossa
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"elbow"
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olecranon process
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lateral bone of forearm (thumb side)
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radius
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bumps on side of elbow
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medial and lateral epicondyles
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medial bone of forearm (little finger side)
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ulna
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semi-lunar notch in between two condyles
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trochlear notch
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depression located laterally and inferiorly to trochlear notch
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radial notch
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"elbow"
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olecranon process
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distal end of ulna
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head
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semi-lunar notch in between two condyles
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trochlear notch
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bump on head of ulna
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styloid process
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depression located laterally and inferiorly to trochlear notch
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radial notch
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lateral bone of forearm (thumb side)
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radius
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distal end of ulna
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head
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bump on head of ulna
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styloid process
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lateral bone of forearm (thumb side)
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radius
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proximal end of radius, fits on capitulum
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head
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muscle for "flexing" arm attaches here
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radial tuberosity
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distal medial notch articulating w/ ulna
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ulnar to notch
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8 small bones of wrist
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carpus
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carpal bones in order
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pisiform, triquetral, lunate, scophoid, trapezium, trapazoid, capitate, hamate
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palmar bones
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metacarpus
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two thumb bones
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pollicus
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coxal bones united posteriorly by the sacrum and 2 sacroiliac joints
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sacrum
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fibrocartilage in front where it comes together
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pubic symphysis
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depression in bone
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fossa
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coxal bones united posteriorly by the sacrum and 2 sacroiliac joints
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sacrum
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fibrocartilage that unifies sacrum anteriorly
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pubic symphysis
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superior portion of pelvis, forms lower part of abdominal cavity, supports uterus
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false pelvis/ greater pelvis
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formed by parts of ilium, ischium, pubis, sacrum, and coccyx, protects distal portions of GI and urinary tracts
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true pelvis/ lesser pelvis
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separates false and true pelvis
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pelvic brim
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superior opening of true pelvis
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pelvic inlet
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inferior opening of true pelvis
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pelvic outlet
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measurement of birth canal
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pelvimetry
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make up anterior and lateral sides of pelvic girdle, composed of three bones that fuse into one
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coxal bones
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articulates with head of femur, depression on lateral side of pelvis
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acetabulum
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superior portion of coxal bone
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ilium
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superior border of ilium
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iliac crest
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pointy part of hip that juts out
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anterior superior iliac spine
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dimple in someone's back
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posterior superior iliac spine
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biggest nerve of body comes out back
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greater sciatic notch
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internal surface of ilium
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iliac fossa
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articulates with sacrum
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auricular surface
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