LAB - Post-cranial Skeleton Flashcards
Tuberosity
large rounded projection; may be roughened
Crest
narrow ridge of bone; usually prominent
trochanter
very large, blunt, irregularly shaped process
Line
narrow ridge of bone; less prominent than a crest
Tubercle
small rounded projection or process
Epicondyle
raised area on or above a condyle
Spine
sharp, slender, often pointed projection
Process
any bony prominence
Head
Bony expansion carried on a narrow neck
Facet
smooth, nearly flat articular surface
Condyle
rounded articular projection
Ramus
armlike bar of bone
Meatus
canal-like passageway
Sinus
cavity within a bone, filled with air and lined with mucous membrane
Fossa
shallow, basinlike depression in a bone often serving as an articular surface
Groove
furrow
Fissure
narrow, slitlike opening
Foramen
round or oval opening through a bone
neural spine
zygosphene
zygosphene
prezygapophysis
neural canal
postzygapophysis
zygantrum
Identify - what other structure is present?
dorsal carapace with keratinized epidermal plates
ventral plastron
keeled sternum
What is the function of the keel on the sternum of birds?
muscle attachment
unicate processes
synsacrum
cervical vertebrae
thoracic vertebrae
What region is this and what is at the end (hard to see in the picture?
caudal bones with pygostyle (final fused caudal bones)
spinous process
transverse process
vertebral arch
body
vertebral foramen
superior articular process and facet
body
superior articular facet
inferior articular process
superior articular process
inferior articular process
spinous process
intervertebral disc
transverse process
What are the 2 unique features of cervical vertebrae?
- transverse foramen
- bifid spinous process
Identify vertebra
cervical
Identify vertebra
thoracic
Identify vertebra
lumbar
anterior tubercle (atlas)
superior articular facet (atlas)
transverse process (atlas)
transverse foramen (atlas)
posterior tubercle (atlas)
dens (axis)
superior articular facet (axis)
transverse foramen (axis)
transverse process (axis)
spinous process (axis)
sacral canal
superior articular facet
sacral foramina
sacral hiatus
coccygeal cornu
coccyx
sacral cornu
Identify bone & parts
Rib bone
A- articular facet for vertebral bodies
B- articular facet for transverse process
sternal notch
clavicular notch