A nurse is assessing a client with chronic liver failure who tells the nurse he is experiencing spontaneous episodes of bleeding and has noted increased areas of bruising on his arms. The nurse suspects the client has a deficiency in which of the following vitamins?
Thiamine
Vitamin C
Vitamin K
Folic acid
The Correct Answer is C
A. Thiamine deficiency is often associated with neurological symptoms, such as Wernicke-Korsakoff syndrome, rather than spontaneous bleeding or bruising. Thiamine does not directly impact the coagulation process.
B. Vitamin C deficiency can lead to scurvy, which includes symptoms such as bleeding gums and poor wound healing. However, it is not typically associated with the spontaneous bleeding and bruising seen in chronic liver failure.
C. Vitamin K is essential for the synthesis of clotting factors produced by the liver. In chronic liver failure, the liver's ability to produce these factors is impaired, leading to an increased risk of bleeding and bruising due to vitamin K deficiency.
D. Folic acid deficiency is more commonly linked to anemia and certain neurological issues, but it does not cause spontaneous bleeding or bruising. It does not directly affect coagulation factors as vitamin K does.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","D"]
Explanation
A. Encourage the client to increase fluid intake: This is important to prevent dehydration, which can be a complication of influenza.
B. Wear a mask when caring for the client: Influenza is a highly contagious virus, and wearing a mask can help prevent the spread of infection.
C. Prepare to administer an antibiotic to the client: Antibiotics are not typically used to treat influenza, which is a viral infection. However, if a bacterial infection develops as a complication, antibiotics may be necessary.
D. Place the client in a private room: Isolating the client in a private room can help prevent the spread of influenza to other patients and healthcare workers.
E. Place the client on contact precautions: Influenza is primarily spread through respiratory droplets, so droplet precautions are appropriate. Contact precautions are not necessary for influenza.
Correct Answer is B
Explanation
A. Feeling hot and sweaty can occur during autonomic dysreflexia, but it is a symptom of the condition rather than a cause or risk factor.
B. Bladder distension is a common trigger for autonomic dysreflexia, a condition that occurs in individuals with spinal cord injuries at or above the T6 level, due to the excessive autonomic response to noxious stimuli such as a full bladder.
C. Elevated blood pressure is a sign of autonomic dysreflexia, but the risk factor to recognize is the underlying cause, such as bladder distension.
D. A severe headache is a symptom of autonomic dysreflexia, indicating the need for immediate action, but it is not a risk factor for developing the condition.
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