During Cavity Preparation of a Tooth,care Must Be Taken to Preserve

question 7

Multiple Choice

During cavity preparation of a tooth,care must be taken to preserve the:

• A) enamel rod fluid.
• B) support of the dentinal tubules.
• C) cemental vascularity.
• D) vitality of the pulp.

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Definitions:

Sacral

Pertaining to the sacrum, the large, triangular bone at the base of the spine that is wedged between the two hip bones.

Lumbar

Refers to the lower spine or the area of the back between the thorax and the pelvis, characterized by a curve supporting much of the body's weight.

Sacral Plexus

A network of nerves arising from the lower back which supplies nerves to the pelvis, buttocks, genitals, thighs, calves, and feet.

Lumbar

Referring to the lower segment of the spine, comprising five vertebrae, key in supporting body weight and flexibility.