Dressed in a surgical gown longer than he was tall, T.K. Jones, 6, listened intently for the pretend heartbeat of his stuffed dog “Puppy” through a stethoscope.

The Pullman boy was helping assess if Puppy was stable enough to receive stitches. Puppy’s vitals were good.

Soon he was being attended to by Washington State University veterinary students. They fixed thread on one of his paws and wrapped one of his legs in bandages.