NCLEX-RN (1) Fundamentals - Lab Interpretation Exam | Most Recent Exam Actual Complete Real Exam Questions And Correct Answers (Verified Answers) Already Graded A+ | Guaranteed Success!! Newest Exam

NCLEX-RN (1) Fundamentals - Lab Interpretation Exam | Most
Recent Exam 2026-2027 Actual Complete Real Exam Questions
And Correct Answers (Verified Answers) Already Graded A+ |
Guaranteed Success!! Newest Exam


Review the lab that goes with each organ or problem. Be able to interpret what
it means when the lab is abnormal. (61 cards)




1
Q
Sodium controls which types of cells?
ANSWERS:


Brain cells and skeletal muscle cells.
2
Q
Abnormal sodium levels cause which symptoms?
ANSWERS:


Symptoms from brain cell and skeletal muscle dysfunction:
 decreased level of consciousness (↓ LOC)
 seizures
 muscle twitching
 headaches
3
Q
Potassium controls which types of cells?

,ANSWERS:


Heart and skeletal muscle cells.
4
Q
Abnormal potassium levels cause which symptoms?
ANSWERS:


Symptoms from heart and skeletal muscle dysfunction:
 heart dysrhythmias
 muscle weakness and cramps
 muscle numbness and tingling (paresthesia)
5
Q
Magnesium and Calcium control which types of cells?
ANSWERS:


Skeletal and heart muscle cells, and cells for nerve function.
6
Q
What is the function of white blood cells (WBCs)?
ANSWERS:


To fight infection.
7
Q
What does an increased and decreased white blood cell (WBC) count indicate?
ANSWERS:

,  Decreased WBC: the client is immunosuppressed (risk for infection)
 Increased WBC: the client has an active infection
8
Q
Define:
Neutropenia and Leukopenia
ANSWERS:


Leukopenia and neutropenia both indicate ↓ WBCs.
9
Q
What is the function of RBCs?
ANSWERS:


To carry oxygen to all the organs.
Erythrocyte is another name for RBC (red blood cells).
10
Q
What does a decreased red blood cell count (RBC) indicate?
ANSWERS:


Anemia: the body doesn’t have enough oxygen causing fatigue and weakness.
11
Q
Define:
Hemoglobin
ANSWERS: