________ is the process of cutting out a piece of bone in the skull to gain entry into the brain to relieve pressure

Which of the following is a normal finding when examining a patient's neck?

A) Tracheal tugging B) Visible lymph nodes C) Subcutaneous emphysema D) Movement of the thyroid gland during swallowing

How many half-lives does it take for a drug to be eliminated from the body?

a. 1–2 b. 2–3 c. 4–5 d. 5–6