37. Which of the following should the nurse instruct a pre-operative client to prevent the onset of deep vein thrombosis? (Know all DVT prevention measures a client can do.) 38. The nurse is pouring tepid water over the chest and back of a preschool age child. Which is the purpose of this intervention? For what type of symptom would a nurse instruct this intervention. 40. The nurse tells an elderly client that someone will come to the client's room every hour to assist with any needs. Which instructions should the nurse provide to the client? 41. After delivery, the nurse assesses a client and determines that the bladder is distended. What should the nurse do to assist this client? 42. The mother of a school-age child is upset to learn that the child is in the lounge with "sick children" so soon after having an appendectomy. What type of activity should the nurse explain to the mother the child should have according to Erikson's theory of psychosocial development?