Chapter 7 Axial Skeleton
How many lumbar vertebrae are there in a typical adult skeleton?
5
Which letter represents the cervical curvature?
A
Which of these curvatures on the spine are NOT present at birth but develop later?
A and C
Which of the following pairings of letter to bone is INCORRECT?
A; parietal
Which of the designated bones articulates with both the vomer and the nasal bones?
C
Which of the following is the only bone that normally moves in relation to the others?
D
Each of the 12 ribs articulates with one vertebrae. Is this statement true or false?
False
The frontal bone articulates with the parietal bone by means of the sagittal suture.
False
Why is the rib at B considered a true rib?
It passes from the vertebral column to the sternum via its own costal cartilage.
How are thoracic vertebrae 11 and 12 different from the other vertebrae?
The transverse processes do not have facets that articulate with the tubercles of the ribs.
Which of the following is NOT a characteristic of the parietal bones?
They form the base of the skull.
All of the bones of the adult skull, except the mandible, are united by sutures and are therefore immovable.
True
Which vertebra does not have a body?
atlas
Which of the following bones are part of the axial skeleton?
bones of the face
Which of these important processes is found on the highlighted bone?
coronoid process
What is the most specific term you could apply to the rib at D?
floating rib
Name the foramen at letter C.
foramen magnum
Name the highlighted bone(s).
mandible, or mandibular bone
What portion of the sternum is identified by the letter A?
manubrium
Which of the following bones are indicated by letters A, B, and D (in order)?
maxilla, temporal, and occipital
What is the major function of the axial skeleton?
provide central support for the body and protect internal organs
The suture that connects the two parietal bones together is the ________.
sagittal
The highlighted bone articulates with which other bone(s) of the skull?
temporal bone
Which bone or pair of bones forms the superior portion of the cranium?
the frontal bone
Which of the following bones does NOT fit with the other listed bones?
the maxilla
The axial skeleton includes ________.
the skull, vertebral column, and rib cage
Which of the following is NOT a facial bone?
the sphenoid bone
To what region of the vertebral column does this vertebra belong?
thoracic
What are the major functions of the intervertebral discs?
to absorb shock and provide flexibility to the spine
What part of this vertebra is indicated by the letter B?
transverse process
Name the bone feature identified by the letter D.
vertebral foramen
Which bone forms the prominence of the cheek?
zygomatic bone
