Question

The cause of cardiac tamponade is: 17. a. a decrease in blood flow to the cardiac arteries. Ob. an excess accumulation of fluid in the pericardial sac. Oc. fluid buildup and clots in the ventricles of the heart. Od. not known. A classic characteristic of tension pneumothorax is 18. a. acute epigastric pain. b. hypertension. c. hypotension. d. neck or jaw pain. An 8-month-old male patient is diagnosed with acute otitis media. In addition to the antibiotics that the provider prescribe parents ask about the correct dose of acetaminophen. The emergency nurse knows that the appropriate dose for acetamir for pediatric patients is 19. Da 5-10 mg/kg b. 10-15 mg/kg. EWe 160 mg Wd325 mg. A 72-year-old male patient reports that he is seeing flashes of light and floaters; he describes a curtain being pulled over his 20. of vision. What orders should the emergency nurse anticipate? Ma Antibiotic eye drops B Bedrest and bilateral eye patching cCT scan of the head d Systemic corticosteroids 21 The priority intervention necessary to address safety needs for a patient who has expressed suicidal thoughts is a asking the patient's family to watch her. 6assessing the patient for any suicidal plans egiving anti-anxiety medication giving antidepressant medication. 22 When assessing the arteriovencus (AV fistula of a patient receiving hemodialysis what should the nurse expect to observe? a Mottled skin in the extremity distal to the fistula biPresece of a thnill and bruit UcRedness and swelling at the fistüla site d. Serosanguinous drainage

Answer 1

Answers:

17. b. An excess accumulation of fluid in the pericardial sac

Reason: This is the most common cause of cardiac tamponade and it Increases the pressure on the heart.

18. c. Hypotension

Reason: The classic symptoms of tension Pneumothorax are hypotension and hypoxia

19.b. 10-15 mg

Reason: The pediatric dose of acetaminophen is determined by child's weight, using 10-15 mg/kg/dose

20.b. bed rest and bilateral eye patching

Reason: The patient has the symptoms of retinal detachment. To prevent further damage, vigorous activities should be restricted and patching of eyes.