Ahuge amount of water − 7 to 9 l − moves from the blood into the bowel every day, through osmosis and digestive secretions. since people only have 5 l of blood, why don't they die from losing all the water from their blood into the bowel? the reason is that, in a healthy person, as the food and ions move down the bowel, they are absorbed into the blood. what will the water do then?

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.