1
NR 511 Midterm
- Test BankLatest 3 Updated Versions
(2026)220 Practice Questions with Correct Answers &
Detailed Rationales
SECTION 1: CLINICAL REASONING & DIFFERENTIAL DIAGNOSIS
QUESTION 1: All of the following medications are used for the control of nausea and vomiting.
Which medication works by affecting the chemoreceptor trigger zone, thereby stimulating
upper gastrointestinal motility and increasing lower esophageal sphincter pressure?
A. Anticholinergics, such as scopolamine (Donnatal)
B. Antidopaminergic agents, such as prochlorperazine (Compazine)
C. Antidopaminergic and cholinergic agents, such as metoclopramide (Reglan)
D. Tetrahydrocannabinols, such as dronabinol (Marinol)
CorreCt Answer: C
Rationale: Metoclopramide (Reglan) is used for diabetic gastroparesis and postoperative nausea
,2
and vomiting. It works by affecting the chemoreceptor trigger zone, thereby stimulating upper
gastrointestinal motility and increasing lower esophageal sphincter pressure .
QUESTION 2: You auscultate Julie's abdomen and hear a peritoneal friction rub. Which
condition do you rule out?
A. Peritonitis
B. A liver or spleen abscess
C. A liver or spleen metastatic tumor
D. Irritable bowel syndrome
CorreCt Answer: D
Rationale: Irritable bowel syndrome (IBS) does not produce a friction rub. Peritoneal friction
rubs are associated with inflammation, abscesses, or tumors involving the liver or spleen .
QUESTION 3: Which of the following is needed to make a sound clinical decision?
,3
A. Evidence-based research only
B. Clinical practice guidelines only
C. Published evidence-based algorithms only
D. Evidence-based research, clinical practice guidelines, and published evidence-based
algorithms
CorreCt Answer: D
Rationale: Sound clinical decisions require integration of evidence-based research, clinical
practice guidelines, and published evidence-based algorithms to ensure comprehensive and
current patient care .
SECTION 2: DERMATOLOGY
QUESTION 4: A patient presents with a "bullseye" or "target" lesion on the trunk that is round
with concentric rings of color. What is the most likely diagnosis?
, 4
A. Pityriasis rosea
B. Erythema multiforme
C. Tinea corporis
D. Psoriasis
CorreCt Answer: B
Rationale: Erythema multiforme is characterized by target (iris) lesions—concentric rings of
color with a central bullseye. Pityriasis rosea has a herald patch with Christmas tree distribution;
tinea corporis has annular lesions with central clearing; psoriasis presents with silvery scales .
QUESTION 5: A patient presents with a rash that began with a single "herald patch" followed by
a generalized eruption in a "Christmas tree" pattern along skin lines. What is the most likely
diagnosis?
A. Erythema multiforme
B. Tinea versicolor
NR 511 Midterm
- Test BankLatest 3 Updated Versions
(2026)220 Practice Questions with Correct Answers &
Detailed Rationales
SECTION 1: CLINICAL REASONING & DIFFERENTIAL DIAGNOSIS
QUESTION 1: All of the following medications are used for the control of nausea and vomiting.
Which medication works by affecting the chemoreceptor trigger zone, thereby stimulating
upper gastrointestinal motility and increasing lower esophageal sphincter pressure?
A. Anticholinergics, such as scopolamine (Donnatal)
B. Antidopaminergic agents, such as prochlorperazine (Compazine)
C. Antidopaminergic and cholinergic agents, such as metoclopramide (Reglan)
D. Tetrahydrocannabinols, such as dronabinol (Marinol)
CorreCt Answer: C
Rationale: Metoclopramide (Reglan) is used for diabetic gastroparesis and postoperative nausea
,2
and vomiting. It works by affecting the chemoreceptor trigger zone, thereby stimulating upper
gastrointestinal motility and increasing lower esophageal sphincter pressure .
QUESTION 2: You auscultate Julie's abdomen and hear a peritoneal friction rub. Which
condition do you rule out?
A. Peritonitis
B. A liver or spleen abscess
C. A liver or spleen metastatic tumor
D. Irritable bowel syndrome
CorreCt Answer: D
Rationale: Irritable bowel syndrome (IBS) does not produce a friction rub. Peritoneal friction
rubs are associated with inflammation, abscesses, or tumors involving the liver or spleen .
QUESTION 3: Which of the following is needed to make a sound clinical decision?
,3
A. Evidence-based research only
B. Clinical practice guidelines only
C. Published evidence-based algorithms only
D. Evidence-based research, clinical practice guidelines, and published evidence-based
algorithms
CorreCt Answer: D
Rationale: Sound clinical decisions require integration of evidence-based research, clinical
practice guidelines, and published evidence-based algorithms to ensure comprehensive and
current patient care .
SECTION 2: DERMATOLOGY
QUESTION 4: A patient presents with a "bullseye" or "target" lesion on the trunk that is round
with concentric rings of color. What is the most likely diagnosis?
, 4
A. Pityriasis rosea
B. Erythema multiforme
C. Tinea corporis
D. Psoriasis
CorreCt Answer: B
Rationale: Erythema multiforme is characterized by target (iris) lesions—concentric rings of
color with a central bullseye. Pityriasis rosea has a herald patch with Christmas tree distribution;
tinea corporis has annular lesions with central clearing; psoriasis presents with silvery scales .
QUESTION 5: A patient presents with a rash that began with a single "herald patch" followed by
a generalized eruption in a "Christmas tree" pattern along skin lines. What is the most likely
diagnosis?
A. Erythema multiforme
B. Tinea versicolor
