What is the difference between 'i.v.' and 'i.m.' medication routes?

The correct choice describes the intravenous (i.v.) route of medication administration, which involves delivering medication directly into the veins. This method allows for rapid onset of action because the drug enters the systemic circulation immediately. Intravenous administration is commonly used for medications that need to act quickly or when a patient is unable to take medications by mouth.

In contrast, intramuscular (i.m.) administration refers to delivering medications directly into the muscle tissue. This method is also used for certain medications but typically has a slower onset compared to the i.v. route because the drug must diffuse into the bloodstream from the muscle.

Understanding these routes is crucial for pharmacy technicians as it affects the choice of medication administration based on the clinical situation and the desired speed of therapeutic action.