PEDIATRIC CCRN PRACTICE EXAM 2026
QUESTIONS WITH VERIFIED COMPLETE
SOLUTIONS
◉ Normal SVO2. Answer: 65-75%
◉ Type I alveolar cells. Answer: gas exchange
◉ Type II alveolar cells. Answer: surfactant
◉ When to treat methemoglobinemia. Answer: levels >20-25%
◉ Diaphragm Innervation. Answer: phrenic nerve (C3-C5)
◉ Functional Residual Capacity (FRC). Answer: Volume remaining
after normal expiration
◉ Residual Volume. Answer: Volume remaining after
forced/maximal expiration
◉ Pulmonary Hypertension. Answer: Mean PA pressure of 25+
, ◉ Aldosterone. Answer: Increased sodium reabsorption, increased
secretion of K and hydrogen
◉ Pancreatic Amylase. Answer: Breaks down starch
◉ Pancreatic lipase. Answer: breaks down fat
◉ Pancreatic alpha cells. Answer: secrete glucagon
◉ Pancreatic beta cella. Answer: Secrete insulin
◉ Pancreatic delta cells. Answer: Secrete somatostatin, gastrin
◉ Osmolality formula. Answer: (2xNa) + (BUN/2.8) + (Glucose/18)
◉ Normal blood osmolality. Answer: 280
◉ Normal urine osmolality. Answer: 300
◉ ADH. Answer: Water retention, urine concentration, less UOP
QUESTIONS WITH VERIFIED COMPLETE
SOLUTIONS
◉ Normal SVO2. Answer: 65-75%
◉ Type I alveolar cells. Answer: gas exchange
◉ Type II alveolar cells. Answer: surfactant
◉ When to treat methemoglobinemia. Answer: levels >20-25%
◉ Diaphragm Innervation. Answer: phrenic nerve (C3-C5)
◉ Functional Residual Capacity (FRC). Answer: Volume remaining
after normal expiration
◉ Residual Volume. Answer: Volume remaining after
forced/maximal expiration
◉ Pulmonary Hypertension. Answer: Mean PA pressure of 25+
, ◉ Aldosterone. Answer: Increased sodium reabsorption, increased
secretion of K and hydrogen
◉ Pancreatic Amylase. Answer: Breaks down starch
◉ Pancreatic lipase. Answer: breaks down fat
◉ Pancreatic alpha cells. Answer: secrete glucagon
◉ Pancreatic beta cella. Answer: Secrete insulin
◉ Pancreatic delta cells. Answer: Secrete somatostatin, gastrin
◉ Osmolality formula. Answer: (2xNa) + (BUN/2.8) + (Glucose/18)
◉ Normal blood osmolality. Answer: 280
◉ Normal urine osmolality. Answer: 300
◉ ADH. Answer: Water retention, urine concentration, less UOP