Axial Skeleton
The vertebral column includes ___ cervical, ___ thoracic, and ___ lumbar vertebrae.
7;12;5
Contain transverse foramina
Cervical vertebrae
Which bone contains a midline body and two hornlike cornua for tongue and anterior neck muscle attachment?
Hyoid
Which is not a feature of the ethmoid bone?
Inferior nasal concha
Largest vertebrae
Lumbar vertebrae
What is the only movable bone of the skull?
Mandible
Which of the following bones form the upper jaw?
Maxilla
What is the function of the cribriform plate?
Permits passage of the olfactory nerves
Five fused vertebrae
Sacrum
What is the butterfly shaped bone on the floor of the cranium?
Sphenoid
Contain costal facets
Thoracic vertebrae
Transverse foramina are found in _____ vertebrae.
cervical
The superior portion of the sternum is called the
manubrium
An abnormal lateral curvature of the spine is called
scoliosis
The most inferior part of the sternum is called the
xiphoid process.
On which vertebra is the odontoid process found?
Axis
Seven vertebrae
Cervical vertebrae
Also called the "tailbone
Coccyx
Which feature is unique to the axis?
Dens
Which ribs do NOT attach anteriorly to the sternum?
Floating ribs
The "soft spots" on an infant's head are caused by which of the following?
Fontanelles
Which of the following bones forms the back and base of the cranium?
Occipital
What bone has a large opening, the foramen magnum, for the spinal cord to enter the cranial cavity?
Occipital bone
In which bone would the external acoustic meatus be found?
Temporal bone
Each one connects to a rib pair
Thoracic vertebrae
Another name for the breastbone is the sternum.
True
Though it does not articulate with any other bone, the hyoid bone is considered to be part of the axial skeleton.
True
The tailbone is called the
coccyx.
The _________ provide passageways for spinal nerves to exit the vertebral column and travel to other parts of the body.
intervertebral foramina
The inner, gelatinous region of each intervertebral disc is called the
nucleus pulposus.
The sternal angle can be used as an anatomical landmark to identify the position of the
second rib.
The sella turcica is a feature of the
sphenoid bone.
The occipital condyles articulate with the
spinous
The vertebral processes that are most easily palpated along the midline of the back are the _____ processes.
spinous
The canal by which the spinal cord passes through the vertebrae is the
vertebral foramen.
