A tooth that has the characteristics of a buccal cusp and two lingual cusps is termed ____________
a. bifurcate
b. bicanineate
c. tricanineate
d. trifurcate
c
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To determine if a patient is breathing, an AEMT should:
A) palpate the patient's trachea. B) hold a mirror to the patient's mouth and nose. C) look for chest rise and listen and feel for air movement. D) auscultate at the 5th and 6th intercostal space.
You are out shopping when a middle-aged man suddenly falls to the ground. You quickly run to assist him and note that he is not breathing and does not have a carotid pulse. You begin CPR because you know that prompt intervention with an AED is needed. Which of the following statements is not a reason that prompt intervention with an AED is needed?
a. Since AED was first used by trained and lay rescuers, patient survival from sudden cardiac arrest has doubled. b. Two common arrhythmias that are associated with sudden cardiac death—ventricular fibrillation and pulseless ventricular tachycardia—can respond to AED use. c. Asystole, which can accompany an acute MI, is often reversed by the use of an AED. d. Studies show that after 10 minutes of pulseless cardiac arrest due to V-fib or V-tach, the heart is less responsive to electrical stimulation.
Each Fluorine-18 (18F) nuclear transformation by positron decay yields two highly penetrating _________ photons.
a. 250-keV b. 472-keV c. 511-kev d. 777-keV
The esophagus and trachea branch off of the ____
A) oropharynx B) laryngopharynx C) tracheopharynx D) nasopharynx