NLN NEX EXAM 300 ACTUAL QUESTIONS AND
CORRECT ANSWERS WITH RATIONALE LATEST
UPDATE ALREADY GRADE A+
---
Section 1: Vocabulary and Word Meaning (Questions 1–35)
1. Which of the following is the best definition of the word "adverse" as used
in the context of a medication's side effects?
A) Favorable
B) Unfavorable
C) Predictable
D) Temporary
Correct Answer: B) Unfavorable
Rationale: "Adverse" means harmful or unfavorable. In medicine, an adverse
effect is a negative or harmful reaction to a drug. "Favorable" is the opposite,
"predictable" means expected, and "temporary" means lasting for a limited
time.
2. A patient's chart indicates he is "ambivalent" about his upcoming surgery.
This means he:
A) Is very excited.
B) Has conflicting feelings.
C) Is completely indifferent.
D) Has no understanding of the procedure.
,Correct Answer: B) Has conflicting feelings.
Rationale: Ambivalence is the state of having mixed feelings or contradictory
ideas about something. It is not excitement (A), indifference (C), or a lack of
understanding (D).
3. Which of the following is a synonym for "mitigate"?
A) Worsen
B) Lessen
C) Ignore
D) Cause
Correct Answer: B) Lessen
Rationale: To "mitigate" means to make something less severe, serious, or
painful. "Lessen" is the most accurate synonym. "Worsen," "ignore," and
"cause" all have opposite or unrelated meanings.
4. A researcher is studying the "efficacy" of a new drug. Efficacy refers to:
A) The drug's cost-effectiveness.
B) The drug's safety.
C) The drug's ability to produce a desired result.
D) The drug's side effects.
Correct Answer: C) The drug's ability to produce a desired result.
Rationale: Efficacy is defined as the power to produce an effect or the ability
to achieve a desired result. It is not related to cost (A), safety (B), or side
effects (D) directly, though those are other important metrics.
5. The word "brackish" most nearly means:
A) Fresh
,B) Slightly salty
C) Overly sweet
D) Completely pure
Correct Answer: B) Slightly salty
Rationale: Brackish specifically refers to water that is somewhat salty,
typically found in estuaries where freshwater meets seawater. It is not fresh
(A), sweet (C), or pure (D).
6. If someone "grimaced" during a conversation, they most likely:
A) Smiled broadly
B) Made a sour face
C) Laughed loudly
D) Shrugged their shoulders
Correct Answer: B) Made a sour face
Rationale: A grimace is a facial expression typically made in response to
something unpleasant, pain, or distaste. It is the opposite of smiling (A) or
laughing (C), and differs from a shoulder shrug (D).
7. The prefix "ante-" means:
A) After
B) Before
C) Against
D) With
Correct Answer: B) Before
Rationale: The prefix "ante-" comes from Latin and means "before" or "in front
of." Examples include "antecedent" (going before) and "antebellum" (before
the war).
, 8. The root "chron" relates to:
A) Water
B) Time
C) Light
D) Sound
Correct Answer: B) Time
Rationale: The root "chron" comes from Greek "chronos" meaning time.
Words include chronological (order of time) and chronic (persisting over
time).
9. The root "fract" relates to:
A) Break
B) Build
C) Bend
D) Join
Correct Answer: A) Break
Rationale: The root "fract" comes from Latin "frangere" meaning to break.
Words include fracture (a break), fraction (a broken piece), and fractious
(breaking from propriety).
10. "Benevolent" contains the prefix "bene-" which means:
A) Bad
B) Good
C) New
D) All
CORRECT ANSWERS WITH RATIONALE LATEST
UPDATE ALREADY GRADE A+
---
Section 1: Vocabulary and Word Meaning (Questions 1–35)
1. Which of the following is the best definition of the word "adverse" as used
in the context of a medication's side effects?
A) Favorable
B) Unfavorable
C) Predictable
D) Temporary
Correct Answer: B) Unfavorable
Rationale: "Adverse" means harmful or unfavorable. In medicine, an adverse
effect is a negative or harmful reaction to a drug. "Favorable" is the opposite,
"predictable" means expected, and "temporary" means lasting for a limited
time.
2. A patient's chart indicates he is "ambivalent" about his upcoming surgery.
This means he:
A) Is very excited.
B) Has conflicting feelings.
C) Is completely indifferent.
D) Has no understanding of the procedure.
,Correct Answer: B) Has conflicting feelings.
Rationale: Ambivalence is the state of having mixed feelings or contradictory
ideas about something. It is not excitement (A), indifference (C), or a lack of
understanding (D).
3. Which of the following is a synonym for "mitigate"?
A) Worsen
B) Lessen
C) Ignore
D) Cause
Correct Answer: B) Lessen
Rationale: To "mitigate" means to make something less severe, serious, or
painful. "Lessen" is the most accurate synonym. "Worsen," "ignore," and
"cause" all have opposite or unrelated meanings.
4. A researcher is studying the "efficacy" of a new drug. Efficacy refers to:
A) The drug's cost-effectiveness.
B) The drug's safety.
C) The drug's ability to produce a desired result.
D) The drug's side effects.
Correct Answer: C) The drug's ability to produce a desired result.
Rationale: Efficacy is defined as the power to produce an effect or the ability
to achieve a desired result. It is not related to cost (A), safety (B), or side
effects (D) directly, though those are other important metrics.
5. The word "brackish" most nearly means:
A) Fresh
,B) Slightly salty
C) Overly sweet
D) Completely pure
Correct Answer: B) Slightly salty
Rationale: Brackish specifically refers to water that is somewhat salty,
typically found in estuaries where freshwater meets seawater. It is not fresh
(A), sweet (C), or pure (D).
6. If someone "grimaced" during a conversation, they most likely:
A) Smiled broadly
B) Made a sour face
C) Laughed loudly
D) Shrugged their shoulders
Correct Answer: B) Made a sour face
Rationale: A grimace is a facial expression typically made in response to
something unpleasant, pain, or distaste. It is the opposite of smiling (A) or
laughing (C), and differs from a shoulder shrug (D).
7. The prefix "ante-" means:
A) After
B) Before
C) Against
D) With
Correct Answer: B) Before
Rationale: The prefix "ante-" comes from Latin and means "before" or "in front
of." Examples include "antecedent" (going before) and "antebellum" (before
the war).
, 8. The root "chron" relates to:
A) Water
B) Time
C) Light
D) Sound
Correct Answer: B) Time
Rationale: The root "chron" comes from Greek "chronos" meaning time.
Words include chronological (order of time) and chronic (persisting over
time).
9. The root "fract" relates to:
A) Break
B) Build
C) Bend
D) Join
Correct Answer: A) Break
Rationale: The root "fract" comes from Latin "frangere" meaning to break.
Words include fracture (a break), fraction (a broken piece), and fractious
(breaking from propriety).
10. "Benevolent" contains the prefix "bene-" which means:
A) Bad
B) Good
C) New
D) All
