Nokea
The following drugs are contraindicated in renal failure:
- A. Nitrofurantoin
- B. Carbamazepine
- C. Salbutamol
- D. Metolazone
Correct Answer: A
Rationale: Nitrofurantoin is contraindicated in renal failure due to the risk of accumulation and subsequent toxicity, as the kidneys are unable to excrete the drug effectively.
You may also like to solve these questions
HLA B27 positivity is least common in
- A. Ankylosing spondylosis
- B. Juvenile psoriatic arthritis
- C. Inflammatory bowel disease
- D. Reactive arthritis
Correct Answer: C
Rationale: HLA B27 positivity is least common in inflammatory bowel disease compared to the other conditions listed.
The following are true of vitamin K:
- A. It is a water-soluble vitamin
- B. It is found mainly in red meat
- C. After infancy most is synthesised by the gut flora
- D. Low levels after birth may lead to intracerebral haemorrhage
Correct Answer: C
Rationale: Vitamin K is synthesized by gut flora after infancy. It is a fat-soluble vitamin, and low levels after birth can lead to hemorrhagic disease of the newborn.
What is the primary nursing intervention to prevent bacterial endocarditis?
- A. Institute measures to prevent dental procedures.
- B. Counsel parents of high-risk children about prophylactic antibiotics.
- C. Observe children for complications, such as embolism and heart failure.
- D. Encourage restricted mobility in susceptible children.
Correct Answer: B
Rationale: The objective of nursing care is to counsel the parents of high-risk children about both the need for prophylactic antibiotics for dental procedures and the necessity of maintaining excellent oral health. The child’s dentist should be aware of the child’s cardiac condition. Dental procedures should be done to maintain a high level of oral health. Prophylactic antibiotics are necessary. Children should be observed for complications such as embolism and heart failure and restricted mobility should be encouraged in susceptible children, but maintaining good oral health and prophylactic antibiotics is important.
Manifestations of endocarditis include all of the following EXCEPT
- A. Gottron nodules
- B. hematuria
- C. petechiae
- D. splenomegaly
Correct Answer: A
Rationale: Gottron nodules are associated with dermatomyositis, not endocarditis.
Phenytoin is used for treatment of
- A. supraventricular tachycardia
- B. digitalis intoxication
- C. atrial fibrillation
- D. ventricular tachycardia
Correct Answer: B
Rationale: Phenytoin is used specifically for digitalis-induced arrhythmias.