Cavity varnish is generally applied to the tooth so that which of the following occurs?
seal dentin tubules and decrease sensitivity
stimulation of secondary dentin
insulation from pressure
the tooth can be desiccated
seal dentin tubules and decrease sensitivity
Rationale: seal dentin tubules and decrease sensitivity – cavity varnish seals microscopic dentin tubules to prevents further sensitivity.
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Certain system/body areas listed in the single organ system evidentiary checklists are blank. Why?
A. These systems/body areas are not at all related to the single organ system being assessed but they are required to be listed to retain consistency B. These systems/body areas have no importance to the health of the patient and any reference to these systems/body areas by the patient are indicative of a psychological problem C. These systems/body areas were listed in a typographical error but convention has prevented their removal from the evidentiary checklist D. These systems/body areas are anatomically involved in the single organ system, but are not directly relevant to the health of the single organ system being assessed
Identify the type of flow waveform the ventilator is delivering from the flow-volume loop be-low
a. Ascending ramp b. Rectangular c. Descending ramp d. Exponential decay
Acute melting of the uranium dioxide fuel of a nuclear reactor core requires how great a temperature?
a. Less than 500"1e F b. At least 1000"1e F c. 2000"1e F d. Greater than 5000"1e F
Which of the following lists, in the correct order, the return of blood from the systemic circulation to the heart?
A. Capillaries, venules, veins, vena cava B. Venules, capillaries, veins, vena cava C. Capillaries, arterioles, arteries, aorta D. Arterioles, capillaries, arteries, aorta