LPN HESI ENTRANCE EXAM/ HESI LPN ENTRANCE
COMPLETE COMPREHENSIVE ACTUAL FINAL
PRACTICE EXAM STUDY GUIDE WITH REAL WELL
ELABORATED AND MOST TESTED EVALUATION 100
PRACTICE QUESTIONS AND 100% CORRECT
VERIFIED ANSWERS FULLY SOLVED (BASED ON
OFFICIAL IDOI OUTLINE) WITH ACCURATE
RELIABLE RATIONALES PLUS APPROVED ANSWER
KEY (100% COMPLETE SOLUTIONS) LATEST
UPDATED VERSION 2026-2027 Q&A 93% SCORE AND
ABOVE INSTANT DOWNLOAD PDF
1. Which organelle is responsible for the
production of ATP, the cell's main energy
source?
A) Golgi apparatus
B) Nucleus
C) Mitochondria
D) Ribosome
,C) Mitochondria
Rationale: The mitochondria are known as the
"powerhouse" of the cell because they perform
cellular respiration, converting nutrients into ATP
(adenosine triphosphate), which is the primary
energy currency of the cell.
2. A patient is ordered to take 0.5 grams of a
medication. The medication is available in 250
mg tablets. How many tablets should the
patient receive?
A) 0.5 tablets
B) 1 tablet
C) 1.5 tablets
D) 2 tablets
D) 2 tablets
Rationale: First, convert grams to milligrams: 0.5 g
x 1000 mg/g = 500 mg. Then, divide the ordered
dose by the available dose: 500 mg / 250
mg/tablet = 2 tablets.
, 3. Which of the following sentences is
grammatically correct?
A) Me and my friend went to the store.
B) My friend and I went to the store.
C) My friend and me went to the store.
D) I and my friend went to the store.
B) My friend and I went to the store.
Rationale: The pronoun "I" is used as the subject of
a sentence. When combining yourself with another
person, the other person's name or pronoun should
come first as a matter of courtesy, and "I" should
be used in the subject position.
4. A solution with a pH of 3 is considered:
A) Strongly basic
B) Neutral
C) Strongly acidic
D) Weakly alkaline
C) Strongly acidic
Rationale: The pH scale ranges from 0 to 14. A pH
of 7 is neutral. Values below 7 are acidic, with
, lower numbers indicating stronger acidity. A pH of
3 is significantly acidic.
5. What is the primary function of the alveoli in
the lungs?
A) To filter incoming air
B) To humidify the air
C) To facilitate gas exchange
D) To produce mucus
C) To facilitate gas exchange
Rationale: Alveoli are tiny air sacs at the end of the
bronchioles. Their thin walls are surrounded by
capillaries, allowing for the diffusion of oxygen into
the blood and carbon dioxide out of the blood.
6. If a patient's heart rate is 110 beats per minute,
the correct medical term is:
A) Bradycardia
B) Tachycardia
C) Arrhythmia
D) Fibrillation
COMPLETE COMPREHENSIVE ACTUAL FINAL
PRACTICE EXAM STUDY GUIDE WITH REAL WELL
ELABORATED AND MOST TESTED EVALUATION 100
PRACTICE QUESTIONS AND 100% CORRECT
VERIFIED ANSWERS FULLY SOLVED (BASED ON
OFFICIAL IDOI OUTLINE) WITH ACCURATE
RELIABLE RATIONALES PLUS APPROVED ANSWER
KEY (100% COMPLETE SOLUTIONS) LATEST
UPDATED VERSION 2026-2027 Q&A 93% SCORE AND
ABOVE INSTANT DOWNLOAD PDF
1. Which organelle is responsible for the
production of ATP, the cell's main energy
source?
A) Golgi apparatus
B) Nucleus
C) Mitochondria
D) Ribosome
,C) Mitochondria
Rationale: The mitochondria are known as the
"powerhouse" of the cell because they perform
cellular respiration, converting nutrients into ATP
(adenosine triphosphate), which is the primary
energy currency of the cell.
2. A patient is ordered to take 0.5 grams of a
medication. The medication is available in 250
mg tablets. How many tablets should the
patient receive?
A) 0.5 tablets
B) 1 tablet
C) 1.5 tablets
D) 2 tablets
D) 2 tablets
Rationale: First, convert grams to milligrams: 0.5 g
x 1000 mg/g = 500 mg. Then, divide the ordered
dose by the available dose: 500 mg / 250
mg/tablet = 2 tablets.
, 3. Which of the following sentences is
grammatically correct?
A) Me and my friend went to the store.
B) My friend and I went to the store.
C) My friend and me went to the store.
D) I and my friend went to the store.
B) My friend and I went to the store.
Rationale: The pronoun "I" is used as the subject of
a sentence. When combining yourself with another
person, the other person's name or pronoun should
come first as a matter of courtesy, and "I" should
be used in the subject position.
4. A solution with a pH of 3 is considered:
A) Strongly basic
B) Neutral
C) Strongly acidic
D) Weakly alkaline
C) Strongly acidic
Rationale: The pH scale ranges from 0 to 14. A pH
of 7 is neutral. Values below 7 are acidic, with
, lower numbers indicating stronger acidity. A pH of
3 is significantly acidic.
5. What is the primary function of the alveoli in
the lungs?
A) To filter incoming air
B) To humidify the air
C) To facilitate gas exchange
D) To produce mucus
C) To facilitate gas exchange
Rationale: Alveoli are tiny air sacs at the end of the
bronchioles. Their thin walls are surrounded by
capillaries, allowing for the diffusion of oxygen into
the blood and carbon dioxide out of the blood.
6. If a patient's heart rate is 110 beats per minute,
the correct medical term is:
A) Bradycardia
B) Tachycardia
C) Arrhythmia
D) Fibrillation
