Which of These Cranial Bones Separates the Cranial Cavity from the Nasal

question 36

Multiple Choice

Which of these cranial bones separates the cranial cavity from the nasal cavity and provides the olfactory nerves with access to the brain?

• A) temporal
• B) foramen magnum
• C) sphenoid
• D) ethmoid

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Definitions:

Diastolic Cycle

The phase of the heart cycle during which the heart muscles relax and the chambers of the heart fill with blood.

Korotkoff Phase

Sounds heard over an artery when blood pressure is measured, used to identify systolic and diastolic pressures.

Rectal Temperature

A method of measuring body temperature by inserting a thermometer into the rectum, providing a highly accurate reflection of the body's core temperature.

Apnea

A temporary cessation of breathing, particularly during sleep, which can lead to serious health issues.