ABG - Lec

Question 1

ABG disorder caused by epinephrine release, leukocytosis, hyperkalemia, hypercalceuria/hypercalcemia, myocardial failure

Answer 1

Metabolic acidosis

Question 2

Ionic shift in metabolic acidosis causes

Answer 2

Hyperkalemia

Question 3

ABG disorder caused by CNS infections, CVA, Gram neg septicemia, ASA intoxication, anxiety, pregnancy and metabolic encephalopathy

Answer 3

Respiratory Alkalosis

Question 4

ABG disorder caused by pneumonia, early asthma pulmonary embolism, early interstitial lung disease

Answer 4

Respiratory Alkalosis

Question 5

ABG disorder caused by CNS infections, trauma, tumors, degenerative diseases, CVA, drug overdose (narcotics, barbiturates)

Answer 5

Respiratory Acidosis

Question 6

ABG disorder caused by diuretic therapy, ingestion of baking soda,

Answer 6

Metabolic alkalosis

Question 7

ABG disorder caused by severe pulmonary infections, COPD, status asthmaticus, ARDS, chest wall disorders, sleep disorders

Answer 7

Respiratory Acidosis

Question 8

ABG disorder causing positive chvostek, trousseau, twitching and tetany

Answer 8

Metabolic Alkalosis

Question 9

Cardiac effects of metabolic alkalosis

Answer 9

prolonged QT, U wave, increased digitalis toxicity, spontaenous arrhythmias

Question 10

Effect of metabolic alkalosis to O2 affinity to Hgb

Answer 10

increased