Final answer:
Phlebotomists are not typically involved in the administration of IV fluids. Their main responsibility is to collect blood samples through procedures like venipuncture, capillary sticks, and arterial sticks.
Step-by-step explanation:
Phlebotomists are professionals trained to draw blood by performing procedures such as venipuncture, capillary sticks, and arterial sticks. While their main responsibility is to collect blood samples, they are usually not involved in the administration of IV fluids. The task of shutting off/turning on an IV is typically performed by healthcare professionals such as nurses and doctors who have received specialized training in IV administration.