What are the causes of a pressure ulcer? (Select all that apply.)
Ischemia
Immobility
Poor nutrition
Moisture
Adequate perfusion
Correct Answer : A,B,C,D
Choice A reason: Ischemia is a cause of a pressure ulcer, because it means reduced blood flow to the tissues, which can lead to tissue hypoxia, necrosis, and ulceration. Ischemia can result from factors such as compression, friction, shear, or vascular disease.
Choice B reason: Immobility is a cause of a pressure ulcer, because it means prolonged pressure on the bony prominences, which can impair blood flow and cause ischemia, tissue damage, and ulceration. Immobility can result from factors such as paralysis, injury, illness, or sedation.
Choice C reason: Poor nutrition is a cause of a pressure ulcer, because it means inadequate intake or absorption of nutrients, such as protein, calories, vitamins, and minerals, which are essential for tissue repair and wound healing. Poor nutrition can result from factors such as anorexia, malabsorption, or poverty.
Choice D reason: Moisture is a cause of a pressure ulcer, because it means excessive wetness or dampness of the skin, which can weaken the skin barrier, increase the risk of infection, and delay wound healing. Moisture can result from factors such as incontinence, perspiration, or wound drainage.
Choice E reason: Adequate perfusion is not a cause of a pressure ulcer, but rather a protective factor. Adequate perfusion means sufficient blood flow to the tissues, which can prevent ischemia, tissue damage, and ulceration. Adequate perfusion can be promoted by factors such as regular repositioning, pressure relief, and exercise.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","C","E"]
Explanation
Choice A reason: Increased agitation is a nonverbal sign of pain, because it indicates that the client is restless, uncomfortable, or distressed by the pain. Agitation can manifest as fidgeting, tossing, turning, moaning, or groaning.
Choice B reason: Decreased attention span is not a nonverbal sign of pain, but rather a cognitive or behavioral sign of pain. Decreased attention span means that the client has difficulty focusing, concentrating, or remembering things, which can be affected by pain. However, decreased attention span is not a direct expression of pain, but rather a consequence of pain.
Choice C reason: Grimacing is a nonverbal sign of pain, because it indicates that the client is experiencing facial muscle tension, contraction, or distortion due to the pain. Grimacing can manifest as frowning, wrinkling the forehead, pursing the lips, or clenching the teeth.
Choice D reason: Reported pain of 5/10 is not a nonverbal sign of pain, but rather a verbal sign of pain. Reported pain of 5/10 means that the client has communicated the intensity of their pain using a numerical scale, which is a subjective and selfreported measure of pain. However, reported pain of 5/10 is not a direct expression of pain, but rather a description of pain.
Choice E reason: Increase in heart rate is a nonverbal sign of pain, because it indicates that the client is experiencing physiological changes due to the pain. Increase in heart rate can manifest as tachycardia, palpitations, or arrhythmias.
Correct Answer is C
Explanation
Choice A reason: This is not the best intervention because it is timeconsuming and may not be feasible in some situations. Writing down the message can also be impersonal and may not convey the tone or emotion of the speaker. The nurse should use verbal communication as much as possible and supplement it with nonverbal cues, such as gestures, facial expressions, and eye contact.
Choice B reason: This is an incorrect intervention because it can be annoying and ineffective. Talking loudly in the impaired ear can cause discomfort and distortion of the sound. It can also damage the remaining hearing in the ear. The nurse should not shout or raise their voice, but rather speak at a normal volume and enunciate clearly.
Choice C reason: This is the best intervention because it enhances the quality and clarity of the verbal message. Speaking slowly and clearly while facing the client allows the client to see the nurse's mouth movements and facial expressions, which can help them understand the words and the meaning. The nurse should also avoid covering their mouth or chewing gum while speaking.
Choice D reason: This is not the best intervention because it can be inconvenient and impractical. Talking in a regular voice in the good ear may require the nurse to move around the client or position themselves in a certain way. It can also make the client feel isolated or singled out. The nurse should try to communicate with the client in a way that is comfortable and respectful for both parties.
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