ATI PN Pharmacology Exam
2025/2026
NGN Style Test Bank
Verified Answers & Rationales
Lecbenson
, 1
ATI PN Pharmacology Exam 2025/2026 – NGN Style Test
Bank with Verified Answers & Rationales
1. When the chromosomes line up in mitosis this is known as which phase?
A. Telophase
B. Anaphase
C. Metaphase
D. Prophase: C
2. Which cellular organelle contains enzymes that are considered digestive?
A. Golgi Apparatus
B. Lysosomes
C. Nucleus
D. Ribosomes: B
3. Organs repair themselves through a process of?
A. Meiosis
B. Mitosis
C. Cellular differentiation
D. Transformation: B
4. Which of the following is considered a model for enzyme action?
A. Lock and Key model
B. Enzyme interaction model
C. Transformation model
D. Transcription model: A
5. Which of the following statements about enzymes is not true?
A. Enzymes are catalysts.
B. Almost all enzymes are proteins.
1
, 2
C. Enzymes operate most efficiently at optimum pH.
D. Enzymes are destroyed during chemical reactions.: D
6. Which of the following statements about prostaglandins is not true?
A. Prostaglandins promote inflammation.
2
, 3
B. Prostaglandins can only constrict blood vessels.
C. Prostaglandins are made in the renal medulla.
D. Prostaglandins can lead to pain and fever.: B
7. Cholesterol that is known as (LDL) stands for:
A. Low-density lipoproteins
B. Low-density lysosomes
C. Level-density lipoproteins
D. Level-density lysosomes: A
8. Hardening of the arteries is known as:
A. Atheriosclerosis
B. Venous narrowing
C. Micro-circulation
D. Hypertension: A
9. The top number on a blood pressure reading indicates:
A. Diastolic pressure
B. Transient pressure
C. Optimum pressure
D. Systolic pressure: D
10. Litmus paper that is blue will turn/stay in the presence of a strong base.
A. Orange
B. Red
C. Blue
D. Green: C
11. Breathing properly requires the presence of what compound that affects
surface tension of alveoli in the lungs?
A. Potassium
3
2025/2026
NGN Style Test Bank
Verified Answers & Rationales
Lecbenson
, 1
ATI PN Pharmacology Exam 2025/2026 – NGN Style Test
Bank with Verified Answers & Rationales
1. When the chromosomes line up in mitosis this is known as which phase?
A. Telophase
B. Anaphase
C. Metaphase
D. Prophase: C
2. Which cellular organelle contains enzymes that are considered digestive?
A. Golgi Apparatus
B. Lysosomes
C. Nucleus
D. Ribosomes: B
3. Organs repair themselves through a process of?
A. Meiosis
B. Mitosis
C. Cellular differentiation
D. Transformation: B
4. Which of the following is considered a model for enzyme action?
A. Lock and Key model
B. Enzyme interaction model
C. Transformation model
D. Transcription model: A
5. Which of the following statements about enzymes is not true?
A. Enzymes are catalysts.
B. Almost all enzymes are proteins.
1
, 2
C. Enzymes operate most efficiently at optimum pH.
D. Enzymes are destroyed during chemical reactions.: D
6. Which of the following statements about prostaglandins is not true?
A. Prostaglandins promote inflammation.
2
, 3
B. Prostaglandins can only constrict blood vessels.
C. Prostaglandins are made in the renal medulla.
D. Prostaglandins can lead to pain and fever.: B
7. Cholesterol that is known as (LDL) stands for:
A. Low-density lipoproteins
B. Low-density lysosomes
C. Level-density lipoproteins
D. Level-density lysosomes: A
8. Hardening of the arteries is known as:
A. Atheriosclerosis
B. Venous narrowing
C. Micro-circulation
D. Hypertension: A
9. The top number on a blood pressure reading indicates:
A. Diastolic pressure
B. Transient pressure
C. Optimum pressure
D. Systolic pressure: D
10. Litmus paper that is blue will turn/stay in the presence of a strong base.
A. Orange
B. Red
C. Blue
D. Green: C
11. Breathing properly requires the presence of what compound that affects
surface tension of alveoli in the lungs?
A. Potassium
3
