Select the meaning of the underlined word in the sentence. People should abstain from eating pasta if they are allergic to wheat.

The term "ephemeral" means lasting for a short period of time or being transient in nature. In the given context, the vacationer felt that their trip to Hawaii was too short, indicating that it was brief and fleeting. Therefore, "ephemeral" accurately captures the sense of the trip being perceived as too short. The options "salacious," "ponderous," and "erudite" do not convey the meaning of brevity or a short duration.

The sentence suggests that a certain action should never be performed by a healthcare professional.

Among the options provided, "euthanasia" is the most appropriate word to complete the sentence. Euthanasia refers to the intentional act of ending someone's life to relieve suffering, typically in the context of a terminally ill patient. The options "palliative care," "assessment," and "Heimlich" do not align with the context of the sentence or represent an action that should never be performed by a healthcare professional.

In this context, the word "adherence" means following or complying with something, in this case, the medication schedule.

The nurse instructed the patient that strict adherence to the medication schedule was essential, meaning that it was important for the patient to follow the schedule closely and without deviation. The option "stringent" means strict or rigorous, which aligns with the meaning in the sentence. The options "daily," "weekly," and "nominal" do not accurately reflect the intended meaning of the word "adherence" in this context.

In this context, the word "invasive" refers to a medical procedure that involves entering or penetrating into the body.

It suggests that the doctor wanted to explore alternative options before resorting to a procedure that would require accessing the internal structures of the body. The options "experimental," "painful," and "expensive" do not accurately reflect the meaning of "invasive" as it is used in this sentence.