CVA EXAM 3 Questions and Answers
aspondyl - Answer-Centra (body of the vertebrae) absent
monospondyl - Answer-One centra
diplospondyl - Answer-two centra
polyspondyl - Answer-more than two centra per vertebrae
apophyses - Answer-Processes that project from the centra and their arches
diapophyses - Answer-articulate with ribs
basopophyses - Answer-ventrolateral, articulate with ventral ribs
zygapophyses - Answer-pre- and post- form anti-twist interlocking processes between adjacent
vertebrae
, Transverse Processes - Answer-Any process extending laterally from the centrum or neural arch
Bicipital ribs - Answer-Seen in primitive tetrapods; ribs are bicipital-2 heads: capitulum and tuberculum
True ribs - Answer-Meet ventrally with the sternum
False ribs - Answer-articulate with each other but not the sternum
Capitulum - Answer-part of bicipital rib. extends to parapophysis
tuberculum - Answer-part of bicipital rib. attaches near diapophysis.
costal segment - Answer-articulates w/ vertebrae
sternal segment - Answer-articulates with sternum, cartilaginous
uncinated process - Answer-extend posteriorly from proximal rib segments, sites for attachment of
respiratory and shoulder muscles and serve to flare the rib cage during inhalation
Sternal plate-which animal? - Answer-Urodeles (newts and salamanders)
Omosterum with episternal cartilage-which animal? - Answer-Anurans-(frogs and toads) xiphisternum
with xiphoid cartilage. Posterior to pectoral girdle; omosternum with episternal cartilage-anterior to
pectoral girlde
Keel - Answer-Seen in birds. Ventral keel is called the carina.
aspondyl - Answer-Centra (body of the vertebrae) absent
monospondyl - Answer-One centra
diplospondyl - Answer-two centra
polyspondyl - Answer-more than two centra per vertebrae
apophyses - Answer-Processes that project from the centra and their arches
diapophyses - Answer-articulate with ribs
basopophyses - Answer-ventrolateral, articulate with ventral ribs
zygapophyses - Answer-pre- and post- form anti-twist interlocking processes between adjacent
vertebrae
, Transverse Processes - Answer-Any process extending laterally from the centrum or neural arch
Bicipital ribs - Answer-Seen in primitive tetrapods; ribs are bicipital-2 heads: capitulum and tuberculum
True ribs - Answer-Meet ventrally with the sternum
False ribs - Answer-articulate with each other but not the sternum
Capitulum - Answer-part of bicipital rib. extends to parapophysis
tuberculum - Answer-part of bicipital rib. attaches near diapophysis.
costal segment - Answer-articulates w/ vertebrae
sternal segment - Answer-articulates with sternum, cartilaginous
uncinated process - Answer-extend posteriorly from proximal rib segments, sites for attachment of
respiratory and shoulder muscles and serve to flare the rib cage during inhalation
Sternal plate-which animal? - Answer-Urodeles (newts and salamanders)
Omosterum with episternal cartilage-which animal? - Answer-Anurans-(frogs and toads) xiphisternum
with xiphoid cartilage. Posterior to pectoral girdle; omosternum with episternal cartilage-anterior to
pectoral girlde
Keel - Answer-Seen in birds. Ventral keel is called the carina.
