Which of the following types of dispersions is either water in oil or oil in water?
An ointment
A lotion
A gel
An emulsion
An emulsion
Rationale: An emulsion is a dispersion that may be water in oil, or oil in water. An ointment is a homogeneous, viscous, semi-solid preparation. A lotion is a liquid for topical application that contains insoluble solids or liquids. A gel is a two-phase system containing extremely fine solid particles that, when mixed, is difficult to distinguish between its two phases – it is considered a semisolid form.
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What is the ICD-10-CM code for congenital nystagmus?
a. H55.0 b. H55.01 c. H55 d. H55.89
Match each item with a statement below.
A. Characteristics associated with disease development B. Factors that cannot be changed or eradicated C. Factors that can be changed or eradicated with lifestyle changes
A patient's oral anticoagulant is usually adjusted to keep the prothrombin time ____________________ to ____________________ times normal.
Fill in the blank(s) with the appropriate word(s).
Tourniquets should not be left in place for longer than one minute, as blood may become more concentrated when constricted. This is called ____.
A. seri-absorption B. hemoconcentration C. sericoncentration D. hematologic coalescing