Anurse is assisting a patient with ambulation. the patient becomes short of breath and begins to complain of sharp chest pain. which action by the nurse is the first priority? a. call for the emergency response team to bring the defibrillator. b. have the patient sit down in the nearest chair. c. return the patient to the room and apply 100% oxygen. d. ask a coworker to get the electrocardiogram (ecg) machine stat.

Awic dietitian is meeting with a client who has an infant and a young child. the mother says that the young child is a very picky eater and will only eat crackers and juice. the health worker notices that the child's hair is brittle, his nails tear easily, and the skin inside his lower eyelids is very pale. these are all signs of iron deficiency.

The galapagos island contain 13 species of finches four of the species are seen here it is believed that all of the species had one common ancestor and overtime

What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.