The Sphenoid Bone Is a Complicated Bone Containing Foramina, Fissures

question 9

Multiple Choice

The sphenoid bone is a complicated bone containing foramina, fissures, and landmarks for the passage or attachment of many important features of the head. An important nerve for dentistry that runs exclusively through this bone is the:

• A)Facial nerve
• B)Glossopharyngeal nerve
• C)Hypoglossal nerve
• D)Trigeminal nerve

---

Definitions:

Disconfirmation

The process in which evidence contradicts or challenges existing beliefs or hypotheses, leading to adjustment or abandonment of those beliefs.

Scientific Method

A systematic process used for investigation and acquiring knowledge through observation, experimentation, and hypothesis testing.

Hypothesis

A proposed explanation for an observation or phenomenon, set forth as a basis for further investigation.

Experiment

A study of causal relationships in which the researcher manipulates an independent variable to examine its effect on a dependent variable.