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ANT-254-01
Forensic Anthropology: Bones
104
Anthropology
Undergraduate 2
09/16/2013

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Term
Dense Bone (aka Cortical or Impact Bone)
Definition
Forms main portion of the bone; heavier, denser; found on the very outside of the bone (not spongy inside); *preserves better than spongy
Term
Spongy Bone (aka Trabecular Bone)
Definition
bony struts (trabeculae); found at ends of long bones, spine, ribs, pelvis, wrists, and ankles; where marrow is primarily found
Term
Diaphysis
Definition
the shaft of the bone; (diaphyseal)
Term
Epiphysis
Definition
ends/caps of bone; (epiphyseal)
Term
Metaphysis
Definition
transitional bone; where growth plate is located
Term
Osteon
Definition
basic microscopic structural unit of bone
Term
Osteocyte
Definition
bone maintenance cell
Term
Osteo*b*lasts
Definition
*b*one *b*uilding cells
Term
Osteoclasts
Definition
bone re-absorbing cell
Term
Standard Anatomical Position
Definition
position in which two bones cross
Term
Proximal
Definition
bones of the limbs; in close proximity to the "trunk"
Term
Distal
Definition
bones of the limbs; furthest away from the trunk
Term
Medial
Definition
bones of the limbs; towards the mid-line
Term
Lateral
Definition
bones of the limbs; going away from mid-line (side-to-side)
Term
Superior
Definition
bones of the trunk (spine, ribs); top (supra)
Term
Inferior
Definition
bones of the trunk (spine, ribs); bottom (infra)
Term
Cranial
Definition
head; head end
Term
Claudal
Definition
head; tail end
Term
Infracranial
Definition
human skull; below skull
Term
Infracranial
Definition
four-legged skull; behind skull
Term
Skull
Definition
with lower jaw
Term
Cranium
Definition
skull without lower jaw
Term
Mandible
Definition
lower jaw
Term
Zygomatic
Definition
cheek bones; coming out from the eyes and extending underneath of eye
Term
Anterior
Definition
anywhere; front of bone
Term
Posterior
Definition
anywhere; back of bone
Term
Maxilla
Definition
has a right and left half; coming out from the nose, extending down to teeth
Term
Nasal Spine
Definition
the nose, starting in between eyes
Term
Parietal
Definition
skull bone; upper portions (right and left parts)
Term
Temporal
Definition
skull; near the ear/lower jaw
Term
Occipital
Definition
skull bone; back of the skull; forms the base
Term
Frontal
Definition
skull bone; front of the skull (forehead)
Term
Suture
Definition
joints between the skull bones
Term
Sagittal Suture
Definition
separates parietal bones
Term
Lambroid Suture
Definition
separates parietal and occipital bones; lambdoidal
Term
Coronal Suture
Definition
separates parietal and frontal bones
Term
Metopic Suture
Definition
separates frontal bone into right and left halves; most people do not have it
Term
Supraorbital Tours
Definition
browridges
Term
Supraorbital Margin
Definition
upper margin of eye orbit
Term
Anterior Nasal Aperture
Definition
nose hole
Term
External Auditory Meatus
Definition
ear hole
Term
Mastoid Process
Definition
behind ear hole; (sex determination)
Term
External Occipital Protuberance
Definition
behind head; middle bottom
Term
Frontal Bossing
Definition
on the forehead; mostly seen in females (used for sex determination)
Term
Nuchal Lines on Occipital
Definition
"neck lines"; attatchment points for neck muscles (back of head)
Term
Foramen Magnum
Definition
hole in the base of the skull where spinal cord attatches; (used to identify if it is human or not); foramen- "hole"
Term
Mental Foramina
Definition
two little holes in the mandible below teeth on either side; houses many nerves (the place where dentists try to numb when working on teeth)
Term
Mental Eminence
Definition
"raised area"; chin
Term
Ascending Ramus
Definition
bone in the mandible going up into the cranium
Term
Gonial Angle
Definition
corner of jaw; major attatchment point for chewing muscles
Term
Hyoid
Definition
only bone not attatched to any other bone; located in the back of throat; often fractured during strangulation or hangings; "u" shaped
Term
Sternum
Definition
bone in the middle of the chest; separated into three parts
Term
Manubrium
Definition
top portion of the sternum
Term
Body of the Sternum
Definition
main portion; middle part of the sternum
Term
Xiphoid Process
Definition
end part of the sternum; usually cartilage
Term
Vertebral Column
Definition
the spine; 24 moveable individual vertebrae; 7 cervical (neck); 5 lumbar (lower back)
Term
Cervical (spine)
Definition
C1 ("Atlas"): allows you to nod your head; C2 ("Axis"): allows you to shake your head (aka dens {"toothlike"}; C3-C7
Term
Thoracic
Definition
the spine; longer, skinnier spinous process; shaped like a "w"; contact facet for the ribs
Term
Lumbar
Definition
spine; bodies are bigger than thoracic; shaped like two "w"s; no rib facets; no transverse process
Term
Sacrum
Definition
spine; forming central portion of butt; 5 vertebrae that fuse together to form a singular bone; forms base of vertebral column
Term
Coccyx
Definition
tailbone; 3-5 fused vertebrae; often fused onto sacrum, not needed
Term
Clavicle
Definition
collarbone; useful for age determination
Term
Medial (Sternal) end of Clavicle
Definition
meets at sternum; useful for age determination; more lateral than lateral end
Term
Lateral end of Clavicle
Definition
farther away from sternum; flattended
Term
Scapula
Definition
shoulder blade; "cups" the back; "tear dropped" shaped hole where upper arm will attatch; projecting rib called "spine"
Term
Vertebral/Medial Border of Scapula
Definition
towards the middle of the back
Term
Axillary part of the Scapula
Definition
towards the armpits
Term
Acromion Process of the Scapula
Definition
bony projection at the top point
Term
Glenoid Process of the Scapula
Definition
where arm bone attatches to the scapula
Term
Coracoid Process of the Scapula
Definition
the "crow's beak"
Term
Ribs
Definition
12 per side; 24 total
Term
True Ribs
Definition
#1-7; attatch directly to sternum
Term
False Ribs
Definition
#8-10; attatch to sternum via cartilage (attatched together; lower ribs)
Term
Floating Ribs
Definition
#11-12
Term
Humerus (Humeri)
Definition
upper arm bone; home of the "Funny Bone"; top looks like half of a ball; front: two bony projections and a little groove, curved; back: flat, deep depression; buldge on the shaft indicating outside portion
Term
Radius (Radii)
Definition
forearm bone; in line with thumb; lateral bone in forearm; head end: circular w/little depression in middle; midline: oval shaped ridge; shaft curved on one side, sharp crest on other (facing ulna); distal end: "hook" points toward thumbs, smooth knotch for ulna; front: flat; back: curved and bumpy
Term
Ulna (Ulnae)
Definition
other bone in forearm in line with pinky; proximal end: forms the elbow; hook at the end shaped like a "u" (pivot point); head of radius rests against ulna (smooth knotch); other side: not smooth; crest that faces towards the radius (more smooth, rounded); front: "u"
Term
Hands and Wrists
Definition
27 bones per side
Term
Carpals
Definition
wrist bones
Term
Metacarpals
Definition
palm bones; head end where they join phalanges: bigger, bulging; base end: wavy, not even
Term
Phalanges
Definition
finger bones; (phalanx, s.)
Term
Hand vs. Foot Digits
Definition
hand: (manual) digits, cross section shaped like the top half of a circle; feet: (pedal) digits, cross section looks like an oval/circle, skinnier
Term
Pelvis
Definition
aka Innominate (more for nonhuman); divided into three bones, useful for age determination; sexing; os coxae (os coxa, s.)
Term
Illium
Definition
biggest portion of the pelvis; top, "blade" part
Term
Ischium
Definition
bottom part of the pelvis; thicker
Term
Pubis
Definition
next to the Ischium; more angles; anterior: concave (curved inwards); posterior: convex
Term
Acetabulum
Definition
hip socket; can be used for sexing; faces the outside
Term
Greater Sciatic Notch
Definition
towards the lower back side, useful for sexing
Term
Auricular Surface
Definition
where the tail bone attatches to the hip; useful for age determination
Term
Pre-Auricular Sulcus
Definition
pelvis; groove before auricular surface; more likely to be strongly pronounced in females
Term
Ischiopubic Ramus
Definition
pelvis; between pubis and ischium; useful for sexing
Term
Pubis Symphysis
Definition
pelvis; face of bone at midline facing other pubis bone, useful for age determination
Term
Femur
Definition
largest bone in the body; bone in the top of the leg; useful for sexing, ancestry, and height
Term
Diaphysis of Femur
Definition
head end of the femur; ball portion; dimple in the head end
Term
Condyles of Femur
Definition
rounded area at the knee
Term
Patella (Patellae)
Definition
kneecap; largest sesamoid bone in the body (a bone that forms in a joint across a joint tendon); tear dropped shaped
Term
Tibia (Tibiae)
Definition
shinbone; media bone in the lower leg; main weight-bearing bone in the lower leg
Term
Medial Malleolus
Definition
forms inner ankle; projection; distal end: useful for siding; back: mostly flat; ankle portion: skinnier; aging, sexing, height, and diseases
Term
Fibula (Fibulae)
Definition
lateral bone in the lower leg; not really weight-bearing; distal end: outer bump; whichever side the  smooth surface, the groove, and the bony projection are on indicates the side from which that fibula came
Term
Tarsals
Definition
foot bones; 7; ankle and heel bones
Term
Metatarsals
Definition
5; forms the arch of the foot
Term
Phalanges in the Foot
Definition
14; toe bones; base is flatter than phalanges in the hand and angle down towards the pinky bone
Term
Talus
Definition
between tibia; in line with the big toe
Term
Calcaneus
Definition
heel bone; you can hold it like a gun and, if it fits snuggly around your thumb, it indicates to which foot it belongs
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