Axial Skeleton

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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.


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