Final answer:
Yes, a physician may instruct a medical assistant to give medication by injection.
Step-by-step explanation:
Yes, a physician may instruct a medical assistant to give medication by injection.
For example, vaccines are often delivered by injection into the arm as shown in Figure 33.18 and Figure 42.18. Injection is preferred when a chosen drug is not easily absorbed in the gastrointestinal tract. Intravenous or intramuscular injection is commonly used in healthcare settings to achieve higher plasma levels of the drug compared to oral or intramuscular administration. Injections are also used for other purposes such as anesthesia induction, insulin administration for diabetes, and treating infections.