how should a nurse prepare to administer a measles, mumps, rubella (mmr) vaccination to a 6 year old child? 1. 3 ml syringe with 23 gauge, 1" needle for im injection 2. use a 25 gauge, ¾" needle for subcutaneous (sub-q) injection. 3. prime intranasal spray for administration. 4. tuberculin (tb) syringe with 28 gauge, 3/8" needle for intradermal injection.
