The second and third lines of host defenses determine whether cells are self or nonself by examining cell surfaces for identifying molecular markers.

Secondary acquired immunodeficiencies of B cells and T cells can be caused by infections, organic disease, chemotherapy, or radiation.

Read the clinical scenario, and then answer the questions that follow.A woman who is 38 weeks pregnant is admitted for a scheduled cesarean section. The RN performs an assessment of the patient and prepares her for the surgery. Prior to the procedure, an indwelling urinary catheter is placed. The RN prepares the patient for the sterile procedure. Which of the following statements made by the patient, best demonstrates understanding of the need for sterile equipment and aseptic procedures?

Innate chemical defenses include ________.

Read the clinical scenario and then answer the questions that follow. An RN in a long-term care facility oversees the care of 15 patients. He observes precautions to control and prevent the spread of infection. Which of the following scenarios are most appropriate for handwashing with an alcohol-based hand cleanser instead of soap and water?

The nurse is providing instructions to the parents of a 3-month-old infant with developmental dysplasia of the hip (DDH) who is being treated with a Pavlik harness. Which statement(s) by the parents demonstrates an understanding of the instructions? (Select all that apply)

A nurse is caring for a child who is 24 hr postoperative following a tonsillectomy. Which of the following options should the nurse offer the child at this time?

The nurse in the pediatric clinic is assessing a 2-year-old child who presents with a history of a febrile seizures 2 months ago. The child’s parent reports that the child had a brief episode of jerking movements that lasted approximately 2 minutes long while the child had a fever at home last night. Which action should the nurse prioritize?

A 9-year-old child has just arrived in the emergency department after a house fire. What nursing action is the priority?

An infant is diagnosed with anencephaly. The nurse is providing education about client outcomes to the parents. Which action by the parents best demonstrates understanding of the education?