Emily, 25, shows signs of ptosis, dysphagia, and respiratory distress. The tensilon test is positive, and her ABG shows a PaO2 of 70 mmHg. What is the most immediate nursing intervention?

Initiate mechanical ventilation

Administer high-dose corticosteroids

Administer neostigmine

Provide supplemental oxygen

Answer and Explanation

The Correct Answer is A

A.   Emily is showing signs of myasthenic crisis, a life-threatening condition characterized by severe weakness of respiratory muscles. Initiating mechanical ventilation is the most immediate intervention to ensure adequate oxygenation and ventilation.
B.   Administering high-dose corticosteroids may be part of the treatment for myasthenia gravis but would not address the immediate need for respiratory support.
C.   Neostigmine is a medication used to treat myasthenia gravis but may not provide rapid relief in a crisis situation.
D.   Providing supplemental oxygen may help temporarily but would not address the underlying respiratory muscle weakness and need for mechanical ventilation.

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Correct Answer is ["B","C"]

Explanation

A. Antibodies don't typically cause physical damage to antigens.

B. Antibodies can initiate the complement system, which is a cascade of proteins that can lyse or opsonize antigens.
C. Antibodies can also emit chemicals that modify the antigen's environment, such as cytokines or histamine, which can attract other immune cells or cause inflammation.
D. Antibodies typically target specific proteins or structures on the antigen's surface, not the cellular nucleus.
E. This action doesn't accurately describe the function of antibodies.

A. William, 37: Sore throat, foul-smelling breath B. Claire, 50: Difficulty swallowing, recurrent fever C. Ethan, 32: Sore throat and halitosis, "kissing tonsils” D. Victoria, 27: Strep throat, history of rheumatic fever

Correct Answer is A , B, C, B ,

No explanation

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Emily, 25, shows signs of ptosis, dysphagia, and respiratory distress. The tensilon test is positive, and her ABG shows a PaO2 of 70 mmHg. What is the most immediate nursing intervention?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

Emma, a 32-year-old female diagnosed with an autoimmune disease, is learning about antibodies. Which of the following actions can antibodies perform to neutralize harmful - antigens in Emma's body? Select all that apply.

Correct Answer is ["B","C"]

Explanation

Nurse Helen is trying to identify the most likely cause of her patients' symptoms. Match each patient's symptoms to the most probable condition.

Correct Answer is A , B, C, B ,

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