7. The Skeletal System

The 'soft spots' in an infant's skull are known as:

a. Fontanels

b. Sutures

c. Metopic joints

d. Hyaline cartilage

Which eight bones make up the cranium?

During a baseball game, the batter hit's a line drive that strikes the pitcher directly in the face breaking a bone. Among the four bones listed, which bone would you expect to be the least likely to be the bone that is broken in this situation?

One of the occupational hazards of boxing is a deviated septum, where the cartilage of the septum is damaged shifted to one side. What two bones may also be involved in a deviated septum?

If you are moving the only freely moving bone in the skull, what activity are you doing and what bone are you moving?

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

b. The cribriform plate is a component of the ethmoid bone.

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

a. The four paranasal sinuses are the frontal, parietal, sphenoidal, and mandibular sinuses.

Name the cranial and facial bones and compare and contrast the functions of the cranial and facial skeletons.

Identify the cranial and facial bones in the diagram below.

a. ___

b. ___

c. ___

d. ___

e. ___

f. ___

g. ___

h. ___

i. ___

j. ___

k. ___

l. ___

A deviated septum results when the nasal septum is shifted to one side or the other. What bones might be involved in this condition? Why might this make breathing difficult?