TWU NURS 5663 PHARMACOLOGY EXAM 1 QUESTIONS & ANSWERS 2026-2027 | TEXAS WO…
P R O F E S S I O N A L P R A C T I C E M AT E R I A L S
TWU NURS 5663
Pharmacology Exam 1
Questions & Answers 2026-
2027 | Texas Woman's
University | Updated
(Rationales)
Verified Answers Exam Ready With Rationales 90 QUESTIONS
DOCUMENT OVERVIEW
This document provides 90 comprehensive questions with pre-filled correct answers and
detailed rationales, offering a thorough review of core pharmacology concepts. It is an
invaluable resource for students preparing for exams, reinforcing understanding of drug
mechanisms and patient care applications.
TOPICS
Basic Chemistry & Bonding Q1–Q7
Pharmacokinetics Q8–Q26
Pharmacodynamics & Drug Actions Q27–Q45
Geriatric Pharmacology Q46–Q49
Autonomic Nervous System Q50–Q83
Receptors & Specific Agonists/Antagonists Q84–Q90
Page 1
, E XA M Q U EST I O N S
Q1 QUESTION 1 OF 90
Name the 4 types of bonds
CORRECT ANSWER
Covalent, ionic, hydrogen, vanderwaals
RATIONALE
Chemical bonds are attractive forces that hold atoms together in molecules or compounds.
Covalent bonds involve the sharing of electrons between atoms, while ionic bonds form when
electrons are transferred from one atom to another, creating charged ions that attract each other.
Q2 QUESTION 2 OF 90
What is the strongest type of bond?
CORRECT ANSWER
Covalent
RATIONALE
Covalent bonds involve the sharing of electrons between atoms, which creates a strong attraction
that holds the atoms together. This sharing results in a stable electron configuration, making the
bond difficult to break.
Q3 QUESTION 3 OF 90
What is the weakest type of bond?
CORRECT ANSWER
Vanderwaals
Page 2
, RATIONALE
Van der Waals forces are weak, short-range intermolecular forces that arise from temporary
fluctuations in electron distribution. These forces are significantly weaker than other types of
chemical bonds, such as covalent or ionic bonds.
Q4 QUESTION 4 OF 90
covalent bond
CORRECT ANSWER
A chemical bond that involves sharing a pair of electrons between atoms in a molecule
RATIONALE
A covalent bond is defined by the sharing of electron pairs between atoms, which creates a stable
molecule. This sharing occurs when atoms achieve a more stable electron configuration by
completing their outer electron shells.
Page 3
, Q5 QUESTION 5 OF 90
Hydrogen bond
CORRECT ANSWER
weak attraction between a hydrogen atom and another atom
RATIONALE
A hydrogen bond is a type of intermolecular force that occurs when a hydrogen atom covalently
bonded to a highly electronegative atom (like oxygen, nitrogen, or fluorine) is attracted to another
electronegative atom in a different molecule or in a different part of the same molecule. This
attraction is weaker than a covalent or ionic bond but stronger than van der Waals forces.
Q6 QUESTION 6 OF 90
ionic bond
Page 4
P R O F E S S I O N A L P R A C T I C E M AT E R I A L S
TWU NURS 5663
Pharmacology Exam 1
Questions & Answers 2026-
2027 | Texas Woman's
University | Updated
(Rationales)
Verified Answers Exam Ready With Rationales 90 QUESTIONS
DOCUMENT OVERVIEW
This document provides 90 comprehensive questions with pre-filled correct answers and
detailed rationales, offering a thorough review of core pharmacology concepts. It is an
invaluable resource for students preparing for exams, reinforcing understanding of drug
mechanisms and patient care applications.
TOPICS
Basic Chemistry & Bonding Q1–Q7
Pharmacokinetics Q8–Q26
Pharmacodynamics & Drug Actions Q27–Q45
Geriatric Pharmacology Q46–Q49
Autonomic Nervous System Q50–Q83
Receptors & Specific Agonists/Antagonists Q84–Q90
Page 1
, E XA M Q U EST I O N S
Q1 QUESTION 1 OF 90
Name the 4 types of bonds
CORRECT ANSWER
Covalent, ionic, hydrogen, vanderwaals
RATIONALE
Chemical bonds are attractive forces that hold atoms together in molecules or compounds.
Covalent bonds involve the sharing of electrons between atoms, while ionic bonds form when
electrons are transferred from one atom to another, creating charged ions that attract each other.
Q2 QUESTION 2 OF 90
What is the strongest type of bond?
CORRECT ANSWER
Covalent
RATIONALE
Covalent bonds involve the sharing of electrons between atoms, which creates a strong attraction
that holds the atoms together. This sharing results in a stable electron configuration, making the
bond difficult to break.
Q3 QUESTION 3 OF 90
What is the weakest type of bond?
CORRECT ANSWER
Vanderwaals
Page 2
, RATIONALE
Van der Waals forces are weak, short-range intermolecular forces that arise from temporary
fluctuations in electron distribution. These forces are significantly weaker than other types of
chemical bonds, such as covalent or ionic bonds.
Q4 QUESTION 4 OF 90
covalent bond
CORRECT ANSWER
A chemical bond that involves sharing a pair of electrons between atoms in a molecule
RATIONALE
A covalent bond is defined by the sharing of electron pairs between atoms, which creates a stable
molecule. This sharing occurs when atoms achieve a more stable electron configuration by
completing their outer electron shells.
Page 3
, Q5 QUESTION 5 OF 90
Hydrogen bond
CORRECT ANSWER
weak attraction between a hydrogen atom and another atom
RATIONALE
A hydrogen bond is a type of intermolecular force that occurs when a hydrogen atom covalently
bonded to a highly electronegative atom (like oxygen, nitrogen, or fluorine) is attracted to another
electronegative atom in a different molecule or in a different part of the same molecule. This
attraction is weaker than a covalent or ionic bond but stronger than van der Waals forces.
Q6 QUESTION 6 OF 90
ionic bond
Page 4
