General Characteristics of VB column Flashcards
What is the number of vertebrae in a typical adult
26 segments
What is the number of vertebrea in a typical adolescent?
33 segments
What constitutes the spine ?
the 24 pre-sacral segments (cervical, thoracic, and lumbar vertebrae)
Which mammals have MORE than seven cervical vertebrae?
the ant bear and three toed sloth
What mammals have LESS than seven cervical vertebrae?
the manatee and two toes sloth
What does the term “cervical” refer to?
the region of the neck
What does the term “thoracic” refer to?
breast plate or chest; it referred to the armor bearing region of the torso
What other term is often used to identify the vertebral segments of the chest?
the dorsal segments; the dorsals
What does the term “lumbar” refer to?
the loin; the region between rib and the hip
What does the term “sacrum” refer to?
the holy bone or holy region
What does the term “coccyx” refer to?
a cuckoo birds bill or cuckoo birds beak