Is the process of introducing a non-blood fluid into the blood

Is tea good for you? if so what type of tea is good for you? and how much should i drink before it is a threat to my health?

According to bowlby which of the following is not required in order for infants to form healthy attachments with their parents

You are assessing an 86-year-old postoperative patient who has an unexpressive, stoic demeanor. when you enter the room, the patient is curled into the fetal position and your assessment reveals that his vital signs are elevated and he is diaphoretic. you ask the patient what his pain level is on a 0-to-10 scale that you explained to the patient prior to surgery. the patient indicates a pain level of “three or so.” you review your pain-management orders and find that all medications are ordered prn. how would you treat this patient's pain?