1) a device that is used to regulate a slow heart beat is called a/an a) ventilator b) paceraker c) IV drip d) pacemaker 2) Mr. john's heart rate was 50 beats per beat even when he was resting. Does he need a pacemaker? a) I dont know, ask his doctor b) Maybe c) No d) Yes 3) The pacemaker is a) surgically placed in the body b) it is glued onto the body c) a hole is cut open in the nape of the neck and the pacemaker is placed under the skin behind the ear d) none of the above 4) what isotope is used in pacemakers with chemical batteries? a) Plutonium-238 b) Carbon-54 c) Monoxide-09 d) Plutonium-237 5) The half-life of Plutonium-238 is a) 70 months b) 87 days c) 87 years d) 30 seconds 6) heart pacemakers are usually powered by chemical batteries which have to be replaced every a) 10 years b) 8 months c) 27 days d) 20 years 7) what radioactive decay is used in pacemakers? a) Alpha b) beta c) gamma d) omega 8) Does everyone have bradycardia? a) no b) yes 9) pacemakers are made from which organ? a) foot b) liver c) stomach d) none of the above 10) Did you learn something? a) no sah! b) maybe.... c) yes! d) ....I was sleeping

Pacemaker (Isotopes)

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