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CCRN-Critical Care Registered Nurse 2024/2025 Questions Fully Answered 100%

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CCRN-Critical Care Registered Nurse 2024/2025 Questions Fully Answered 100% The CCRN certification exam assesses a nurse’s knowledge and expertise in caring for critically ill patients, including topics such as hemodynamics, pharmacology, and patient assessment. Nurses who pass the exam are con...

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  • 6 augustus 2024
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CCRN-CRITICAL CARE REGISTERED NURSE 2024/2025 QUESTIONS


CCRN-Critical Care Registered Nurse
2024/2025 Questions Fully Answered 100%



The Patient Has Copious Secretions. Before Suctioning The Patient's Endotracheal
Tube, The Nurse Should Adjust The Vacuum Pressure So That It Is:
A. As High As Necessary.
B. 100 MM HG OF VACUUM.
C. 60 Mm Hg Of Vacuum.
D. 10 Mm Hg Below The Systolic Blood Pressure.
Using A Suction Level As High As Necessary Certainly Could Increase Trauma To
The Tracheobronchial Tree. Pressure As Low As 60 Mm Hg Would Be Unlikely To
Clear Copious Secretions. This Pressure Has Nothing To Do With Systolic Blood
Pressure.




A 24-Year-Old Woman Is Admitted With A Closed Head Injury After A Fall From A
Cliff. She Is Less Responsive And Has A Nonreactive Dilated Right Pupil. These
Signs Suggest Pressure In Which Area Of The Brain?
A. RIGHT HEMISPHERE
B. Left Hemisphere
C. Cerebellum
D. Hypothalamus
Cn Iii Controls Pupil Constriction. Hemispheric Pressure On This Nerve Will Result
In A Dilated Pupil On The Same Side As The Pressure.




A 29-Year-Old Woman Has Been A Patient In The Critical Care Unit For 2 Weeks
With Acute Tubular Necrosis (Atn) As A Result Of Crush Injuries Experienced In A
Motor Vehicle Collision. She Was Normotensive On Admission. Which Electrolyte
Imbalances Are Likely To Result From Atn?
A. Hypomagnesemia, Hypocalcemia, Hypokalemia
B. Hypomagnesemia, Hypercalcemia, Hypokalemia
C. Hypermagnesemia, Hypercalcemia, Hyperkalemia
D. HYPERMAGNESEMIA, HYPOCALCEMIA, HYPERKALEMIA

, CCRN-CRITICAL CARE REGISTERED NURSE 2024/2025 QUESTIONS

Hypermagnesemia And Hyperkalemia Result From The Inability Of The Kidneys To
Excrete These Electrolytes. Hypocalcemia Is The Result Of The Inability Of The
Kidneys To Produce The Active Component Of Vitamin D, 1,25-
Dihydroxycholecalciferol And The Change In Calcium As A Result Of The
Hyperphosphatemia That Is Seen In Atn.




The Physician Has Prescribed Mannitol (Osmitrol) For A Patient With Intracranial
Hypertension. Which Of The Following Is An Important Consideration When
Administering Mannitol (Osmitrol)?


A. The Drug Must Be Protected From Light.


B. THE DRUG MUST BE ADMINISTERED THROUGH AN IN-LINE FILTER.


C. The Drug Must Be Administered Into A Central Venous Catheter.


D. The Drug Must Be Refrigerated.




Mannitol May Crystallize Out Of Solution If Exposed To Low Temperatures. If
Crystals Are Observed, The Solution Should Be Warmed To Dissolve Them And
Then The Solution Should Be Returned To Room Temperature Prior To Use. Because
There Is Rarely Time For This Process In Neurologic Patients In Crisis, Another
Bottle Should Be Requested. Also, A Filter Needle Should Be Used To Draw Up
Mannitol From A Vial, And Mannitol Solution Must Be Given Through An In-Line
Filter Because There Are Likely Crystals That Cannot Be Seen.




A Patient Admitted With A Gunshot Wound And Open Pneumothorax Has Had Her
Chest Tube Dislodged. What Would Be The Most Appropriate Action?


A. Reinsert The Tube And Chart It.


B. Leave The Dressing Off And Call The Physician.


C. Cover The Wound With A Petroleum Jelly Dressing And Call The Physician.

, CCRN-CRITICAL CARE REGISTERED NURSE 2024/2025 QUESTIONS



D. COVER THE WOUND WITH A GAUZE DRESSING TAPED ON THREE SIDES AND
CALL THE PHYSICIAN.




You Want To Avoid Impairing The Movement Of Air Out Of The Chest Because A
Tension Pneumothorax Might Occur. However, You Do Want To Impede The
Movement Of Air Into The Chest. You Would Never Reinsert A Contaminated Chest
Tube Back Into The Chest.




Which Aspect Of Assessment Is The Most Important In A Patient With A Platelet
Count Of 10,000/Mm3?


A. Skin Assessment For Petechiae And Ecchymosis


B. LEVEL OF CONSCIOUSNESS


C. Blood Pressure


D. Urine Output




Monitor For Cerebral Hemorrhage




In Patients Predisposed To Stress Ulcer, The Goal Of Therapy Is To Keep Gastric Ph:


A. Less Than 3


B. BETWEEN 3.5 AND 5


C. Between 5 And 6.5

, CCRN-CRITICAL CARE REGISTERED NURSE 2024/2025 QUESTIONS

D. Above 7


Hydrochloric Acid Has A Ph Of 1.0 To 3.0. Making The Gastric Secretions Less
Acidic By Using Histamine2 Receptor Antagonists (E.G., Ranitidine), Proton-Pump
Inhibitors (E.G., Pantoprazole), And Antacids Decreases The Caustic Nature Of The
Secretions And Decreases The Risk Of Stress Ulcer. True Alkalinization (Ph Greater
Than 7) Is Not Desirable Because It Would Allow Proliferation Of Bacteria. The
Desirable Gastric Ph In Prevention Of Stress Ulcer Is Between 3.5 To 5.




A Patient Has Had A Large Anterior Myocardial Infarction Last Month And
Developed A Ventricular Aneurysm. He Now Has Episodes Of Ventricular
Tachycardia That Are Not Prevented Or Converted With Antidysrhythmic Agents.
An Implantable Cardioverter-Defibrillator (Icd) Is Implanted. Four Days After
Surgery He Develops Ventricular Tachycardia. The Icd Has Delivered Three Shocks
But Has Not Converted The Rhythm. He Is Pulseless And Apneic. Cardiopulmonary
Resuscitation Is In Progress. What Is The Priority Action Now?


A. Administer Epinephrine Iv.


B. Administer Amiodarone.


C. DEFIBRILLATE.


D. Reset The Icd.




A 28-Year-Old Woman Is Admitted To The Critical Care Unit From The Emergency
Department With A Diagnosis Of Asthma. Her Initial Arterial Blood Gases On A 28%
Venturi Mask Are As Follows:
Ph 7.48
Paco2 30 Mm Hg
Hco3 24 Meq/L
Pao2 64 Mm Hg
Which Of The Following Repeat Arterial Blood Gases On 40% Oxygen Indicate That
The Patient's Condition Is Worsening?

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