When sending a restorative case out for processing, it is not necessary to ______
place in a lab pan or other container to keep separate
disinfect
write up a detailed lab slip outlining instructions with the dentist's signature
pour up the impression for the lab
pour up the impression for the lab
Rationale: pour up the impression for the lab – Unless its an alginate impression, it is not necessary for the assistant to pour up an impression prior to it being sent out for processing. The lab usually prefers to pour its own cases.
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In a healthy patient, for air to be exhaled from the lungs, what must occur?
A) The diaphragm must relax. B) The CO2 levels must be low. C) The pressure is the lungs must be low. D) The intercostals muscle must contract.
Purulent material in the airways is called
a. gel. b. mucus. c. phlegm. d. sol. e. sputum.
A complete cycle is called the ________ cycle
A. rectocele C. ovarian B. fistula D. dermoid
Normal inspiration is the result of:
A. diaphragmatic relaxation. B. air passively entering the lungs. C. negative pressure in the thoracic cavity. D. positive pressure in the thoracic cavity.