Question

13. Fill in the blank: A (n) contains the brains and battery of a pacemaker. 14. Excision of tonsil tags 15. Diagnostic knee arthroscopy with a synovial biopsy 16. Cystoscopy, left retrograde pyelogram using contrast, under fluoroscopic control, insertion of left ureteral stent 17. Partial bowel resection with colostomy for primary, malignant neoplasm 18. Embolectomy, carotid artery, by neck incision 19. Electrosurgical destruction of a herpetic lesion 20. Reconstruction of nipple/areola, right breast 21. Open distal fibula fracture repair with internal fixation 22. Resection of an endocardium primary malignant tumor in which cardiopulmonary bypass is required 23. Repair of paraesophageal hiatus hernia, abdominal approach, with limited fundoplasty 24. Bone marrow transplant, autologous 25. Flexible sigmoidoscopy with three biopsies

Answer 1

13. A pacemaker consists of a pulse generator, electrodes, and leads. An implantable pulse generator contains a battery for power source and circuit system for generation and control of rhythmic contractions or pulses. Electrodes help to deliver the pulses to the chambers of the heart through leads. So, pulse generator is the brain ans battery of the pacemaker.

Answer is: pulse generator or implantable pulse generator.