Which of the Following Statements Are True of the Bones

question 41

Multiple Choice

Which of the following statements are true of the bones of the skull? (Read carefully and select all of the correct statements.)

• A)The frontal bone forms the forehead.
• B)The ethmoid bone encloses the pituitary gland.
• C)The parietal bones create the opening for the spinal cord.
• D)The sphenoid bone anchors the anterior meninges.
• E)The occipital bones form the joints with the lower law.
• F)The temporal bones contain the structures of the pathway for hearing.

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Definitions:

Refractory Periods

The time period immediately following an action potential during which a neuron is unable to fire another impulse.

Phrenology

A now-discredited theory which postulated that bumps on the skull could predict mental traits and character.

Myelin Sheath

A fatty tissue layer segmentally encasing the axons of some neurons; enables vastly greater transmission speed as neural impulses hop from one node to the next.

Synaptic Gaps

The tiny spaces between neurons, across which neurotransmitters travel to transmit messages from one neuron to another.