Match the Items with the Correct Description Below

question 5

Multiple Choice

Match the items with the correct description below.
-Self-applied topical gel that may cause some staining of the surfaces of the teeth and that delivers less fluoride ion to the teeth

• A)Acidulated phosphate fluoride (APF)
• B)Neutral sodium fluoride (NaF)
• C)1.1% Neutral sodium fluoride 5000 ppm restorations made of porcelain, composite fluoride
• D)0.4% stannous fluoride 900 ppm fluoride
• E)Fluoride varnish 5.0% sodium fluoride than the other choice of self-applied topical gel

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Definitions:

Blastocyst

Stage of mammalian embryos that consists of the inner cell mass and a thin trophoblast layer enclosing the blastocele.

Depolarization

The process in which the resting membrane potential becomes less negative, moving towards zero, typically as a precursor to an action potential in neurons.

Plasma Membrane

The lipid bilayer that encloses the cytoplasm of a cell, regulating the entry and exit of substances in and out of the cell.

Polyspermy

The fertilization of an egg by more than one sperm, which is normally prevented in many species to ensure proper development.