Skull Review
1. The skull is one of the major components of the axial skeleton. Name the other two.
______and ______
What structures do each of these areas protect?
2. Define suture:
3. With one exception, the skull bones are joined by sutures. Name the exception.
4. What are the four major sutures of the skull, and what bones do they connect?
5. Name the eight bones composing the cranium.
6. Give two possible functions of the sinuses.
7. What is the orbit?
8. Match the bone names in column B with the descriptions in column A
Column A Column B
a. bone forming anterior cranium ethmoid
b. cheekbone frontal
c. upper jaw lacrimal
d. bony skeleton of nose mandible
e. posterior roof of mouth maxillary
f. bone pair united by the sagittal suture nasal
g. superior and medial nasal conchae occipital
are part of this bone palatine
h. spinal cord passes through a large parietal
opening in this bone sphenoid
i. forms the chin temporal
j. inferior part of the nasal septum vomer
k. superior part of the nasal septum zygomatic
The Fetal Skull
1. Are the same skull bones seen in the adult found in the fetal skull? Explain
2. How does the size of the fetal cranium compare to that of the whole fetal skull?
How does this compare to the adult skull?
3. What is a fontanel?
What is its fate?
What is the function of the fontanels in the fetal skull?
4. Using the terms listed; identify each of the fontanels shown on the fetal skull below.