A nurse is assessing an older adult client who was admitted…

A nurse is assessing an older adult client who was admitted to the medical unit with pneumonia. The client’s family reports that the client was independent and cognitively intact two days ago. During the evening shift, the nurse observes that the client is disoriented, has difficulty focusing on questions, and alternates between agitation and drowsiness. The nurse suspects the client may be experiencing delirium rather than dementia. Which assessment findings support the nurse’s suspicion of delirium?Select all that apply.