RN ATI MEDICAL SURGICAL 2026 MOCK
EXAM PRACTICE SET WITH EXPLANATIONS A+
◉ Potassium. Answer: 3.5-5
◉ Chloride. Answer: 97-107
◉ Calcium. Answer: 8.6-10.2
◉ Magnesium. Answer: 1.3-2.3
◉ Phosphorous. Answer: 2.5-4.5
◉ BUN. Answer: 8-20
◉ Creatinine. Answer: 0.7-1.4
◉ Glucose. Answer: 60-100
◉ Albumin. Answer: 3.5-5.5
,◉ AST. Answer: 10-40
◉ ALT. Answer: 8-40
◉ WBC. Answer: 4.5-11k
◉ Platelets. Answer: 150-450k
◉ hgb (hemoglobin). Answer: 12-18
◉ hct. Answer: 35-52
◉ 2.2 lbs. Answer: one kilogram
◉ 5 mL. Answer: one teaspoon
◉ 15 mL. Answer: one tablespoon
◉ 30 mL. Answer: one ounce
◉ Automaticity. Answer: cells can spontaneously initiate impulse-
pacemaker cells
, ◉ Excitability. Answer: ion shift-ability to respond to impulse and
generate action potential
Injured/scared cells lose excitability
◉ Conductivity. Answer: able to transmit impulse
◉ Contractibility. Answer: how well cell contracts after receiving a
stimulus
◉ Lead 2. Answer: arrythmias, infarct
◉ V1. Answer: right 4th intercostal space-anterior/post view
◉ V6. Answer: horizontal to V5, mid-axillary line;lateral view
◉ Torsades de Pointe. Answer: QT interval becomes prolonged, the
patient is at risk for lethal ventricular dysrhythmias called
◉ ST variances-flat, down sloping, or flattened indicate. Answer:
electrolyte imbalances ischemia or infarct
◉ Often seen with sinus tach. Answer: Premature Atrial Complexes
EXAM PRACTICE SET WITH EXPLANATIONS A+
◉ Potassium. Answer: 3.5-5
◉ Chloride. Answer: 97-107
◉ Calcium. Answer: 8.6-10.2
◉ Magnesium. Answer: 1.3-2.3
◉ Phosphorous. Answer: 2.5-4.5
◉ BUN. Answer: 8-20
◉ Creatinine. Answer: 0.7-1.4
◉ Glucose. Answer: 60-100
◉ Albumin. Answer: 3.5-5.5
,◉ AST. Answer: 10-40
◉ ALT. Answer: 8-40
◉ WBC. Answer: 4.5-11k
◉ Platelets. Answer: 150-450k
◉ hgb (hemoglobin). Answer: 12-18
◉ hct. Answer: 35-52
◉ 2.2 lbs. Answer: one kilogram
◉ 5 mL. Answer: one teaspoon
◉ 15 mL. Answer: one tablespoon
◉ 30 mL. Answer: one ounce
◉ Automaticity. Answer: cells can spontaneously initiate impulse-
pacemaker cells
, ◉ Excitability. Answer: ion shift-ability to respond to impulse and
generate action potential
Injured/scared cells lose excitability
◉ Conductivity. Answer: able to transmit impulse
◉ Contractibility. Answer: how well cell contracts after receiving a
stimulus
◉ Lead 2. Answer: arrythmias, infarct
◉ V1. Answer: right 4th intercostal space-anterior/post view
◉ V6. Answer: horizontal to V5, mid-axillary line;lateral view
◉ Torsades de Pointe. Answer: QT interval becomes prolonged, the
patient is at risk for lethal ventricular dysrhythmias called
◉ ST variances-flat, down sloping, or flattened indicate. Answer:
electrolyte imbalances ischemia or infarct
◉ Often seen with sinus tach. Answer: Premature Atrial Complexes