CPT coding questions with correct answers

Lab test: rubella antibody - Answer 86762 (path: rubella-antibody) Diagnostic Colonoscopy - Answer 45378 (path: Endoscopy-Colon-Exploration) Incision and drainage of suppurative hidradenitis of arm - Answer 10060 (path: Hidradenitis-suppurative-incision & drainage-simple or single) reference codes for inguinal hernia repair; what is the correct code for an initial inguinal herniorrhaphy for incarcerated hernia (patient is 47 years old)? - Answer 49507 (path: hernia repair-inguinal-initial 5 years or older-incarcerated or strangulated) reference codes for removal of skin tags; what is the correct code for removal of 16 skin tags? (2 codes) - Answer 11200, 11201 (path: removal-skin tags) reference for tattooing; what is the correct code(s) for tattooing of 40sq cm of skin? (2 codes) - Answer 11921, 11922 (path: tattoo-skin) if you read not after looking in tabular it says use 11922 in conjunction with 11921) simple anterior nasal packing for epistaxis - Answer 30901 (path: Epistaxis ) gait training, 15 minutes - Answer 97116 (path: gait training)