Nokea
Which of the following statements is incorrect regarding shock?
- A. In cardiogenic shock systemic vascular resistance is high
- B. In hypovolemic shock pulmonary capillary wedge pressure is reduced
- C. In distributive shock central venous pressure is increased
- D. In hypovolemic shock mean arterial pressure is normal
Correct Answer: D
Rationale: In hypovolemic shock
You may also like to solve these questions
Causes for hypertension in childhood
- A. PDA
- B. Hemolytic uremic syndrome
- C. Guillain-Barre syndrome
- D. Lead poisoning
Correct Answer: A
Rationale: Patent ductus arteriosus (PDA) is a common cause of hypertension in childhood.
An 18-months old infant weighing 10 kg develops an acute anaphylactic reaction with bronchospasm towards antibiotic injection. What is the most appropriate initial treatment?
- A. Inj. Hydrocortisone 100 mg IV stat
- B. Inj. Epinephrine 0.1 mg IV / IM stat
- C. Inj. Epinephrine 0.01 mg IV/IM stat
- D. Nebulization Salbutamol + oxygen
Correct Answer: C
Rationale: The most appropriate initial treatment for anaphylaxis in a child is intramuscular epinephrine at a dose of 0.01 mg/kg, which is 0.1 mg for a 10 kg child.
A nurse assesses an older adult client who is experiencing a myocardial infarction. Which clinical manifestation should the nurse expect?
- A. Excruciating pain on inspiration
- B. Left lateral chest wall pain
- C. Disorientation and confusion
- D. Numbness and tingling of the arm
Correct Answer: C
Rationale: Older adults may present with atypical symptoms of myocardial infarction, such as confusion or disorientation, rather than classic chest pain.
A 15-year-old female reports fainting at school in class on two occasions. The adolescent's orthostatic blood pressures are normal. The primary care pediatric nurse practitioner suspects a cardiac cause for these episodes and will order which tests before referring her to a pediatric cardiologist?
- A. 12-lead electrocardiogram
- B. Echocardiogram
- C. Tilt table testing
- D. Treadmill exercise testing
Correct Answer: A
Rationale: A 12-lead ECG is useful for initial evaluation.
Closure of the ductus will worsen following conditions
- A. Transposition of great vessels
- B. Tricuspid Atresia
- C. Hypoplastic Left heart syndrome
- D. Tetrology of Fallots
Correct Answer: C
Rationale: Closure of the ductus arteriosus worsens hypoplastic left heart syndrome by removing the only source of systemic circulation.