Being a Registered Veterinary Nurse (RVN) is one of the most rewarding but hardest jobs to do both physically and mentally. RVN’s undertake rigorous training and examinations to become qualified which can take a minimum of two years. They have to continue to keep their qualifications up to date with 15 hours of continuous professional development (CPD) per year. But what does an RVN do? Preparing animals for operations and performing minor procedures. Calculating medications