COMSAE Phase 1 Form 114 Practice
Exam With Actual Questions & Verified
Answers, Plus Explained Rationales/Expert
Verified For Guaranteed 100% Pass
2026/Latest Update/Instant Download Pdf
1. A 65-year-old man presents with resting tremor, bradykinesia,
and rigidity. Which neurotransmitter deficiency is primarily
responsible?
A. Serotonin
B. Acetylcholine
C. Dopamine
D. GABA
Answer: C
Rationale: Parkinson disease is caused by degeneration of
dopaminergic neurons in the substantia nigra, leading to
dopamine deficiency.
2. A patient with hypertension is started on an ACE inhibitor. Which
electrolyte abnormality is most likely?
A. Hypokalemia
B. Hyperkalemia
C. Hyponatremia
D. Hypercalcemia
Answer: B
Rationale: ACE inhibitors decrease aldosterone, leading to
potassium retention and hyperkalemia.
,3. A 25-year-old woman presents with exophthalmos, weight loss,
and heat intolerance. Which condition is most likely?
A. Hypothyroidism
B. Graves disease
C. Hashimoto thyroiditis
D. Subacute thyroiditis
Answer: B
Rationale: Graves disease is characterized by hyperthyroidism
and exophthalmos due to autoimmune stimulation of TSH
receptors.
4. Which artery is most commonly occluded in myocardial
infarction?
A. Left circumflex
B. Right coronary
C. Left anterior descending
D. Posterior descending
Answer: C
Rationale: The LAD artery is most commonly involved in
myocardial infarction.
5. A child presents with a barking cough and inspiratory stridor.
What is the diagnosis?
A. Epiglottitis
B. Croup
C. Asthma
D. Bronchiolitis
Answer: B
Rationale: Croup presents with a barking cough and inspiratory
stridor due to subglottic inflammation.
, 6. Which organism is most commonly associated with peptic ulcer
disease?
A. E. coli
B. Helicobacter pylori
C. Staphylococcus aureus
D. Salmonella
Answer: B
Rationale: H. pylori infection is the most common cause of peptic
ulcers.
7. A patient has elevated PT and PTT. Which condition is most likely?
A. Hemophilia A
B. Vitamin K deficiency
C. Thrombocytopenia
D. DIC
Answer: D
Rationale: Disseminated intravascular coagulation prolongs both
PT and PTT due to widespread clotting factor consumption.
8. Which vitamin deficiency causes scurvy?
A. Vitamin A
B. Vitamin B12
C. Vitamin C
D. Vitamin D
Answer: C
Rationale: Vitamin C deficiency leads to defective collagen
synthesis causing scurvy.
9. A patient presents with macrocytic anemia and neurologic
symptoms. Which deficiency is likely?
A. Iron
B. Folate
Exam With Actual Questions & Verified
Answers, Plus Explained Rationales/Expert
Verified For Guaranteed 100% Pass
2026/Latest Update/Instant Download Pdf
1. A 65-year-old man presents with resting tremor, bradykinesia,
and rigidity. Which neurotransmitter deficiency is primarily
responsible?
A. Serotonin
B. Acetylcholine
C. Dopamine
D. GABA
Answer: C
Rationale: Parkinson disease is caused by degeneration of
dopaminergic neurons in the substantia nigra, leading to
dopamine deficiency.
2. A patient with hypertension is started on an ACE inhibitor. Which
electrolyte abnormality is most likely?
A. Hypokalemia
B. Hyperkalemia
C. Hyponatremia
D. Hypercalcemia
Answer: B
Rationale: ACE inhibitors decrease aldosterone, leading to
potassium retention and hyperkalemia.
,3. A 25-year-old woman presents with exophthalmos, weight loss,
and heat intolerance. Which condition is most likely?
A. Hypothyroidism
B. Graves disease
C. Hashimoto thyroiditis
D. Subacute thyroiditis
Answer: B
Rationale: Graves disease is characterized by hyperthyroidism
and exophthalmos due to autoimmune stimulation of TSH
receptors.
4. Which artery is most commonly occluded in myocardial
infarction?
A. Left circumflex
B. Right coronary
C. Left anterior descending
D. Posterior descending
Answer: C
Rationale: The LAD artery is most commonly involved in
myocardial infarction.
5. A child presents with a barking cough and inspiratory stridor.
What is the diagnosis?
A. Epiglottitis
B. Croup
C. Asthma
D. Bronchiolitis
Answer: B
Rationale: Croup presents with a barking cough and inspiratory
stridor due to subglottic inflammation.
, 6. Which organism is most commonly associated with peptic ulcer
disease?
A. E. coli
B. Helicobacter pylori
C. Staphylococcus aureus
D. Salmonella
Answer: B
Rationale: H. pylori infection is the most common cause of peptic
ulcers.
7. A patient has elevated PT and PTT. Which condition is most likely?
A. Hemophilia A
B. Vitamin K deficiency
C. Thrombocytopenia
D. DIC
Answer: D
Rationale: Disseminated intravascular coagulation prolongs both
PT and PTT due to widespread clotting factor consumption.
8. Which vitamin deficiency causes scurvy?
A. Vitamin A
B. Vitamin B12
C. Vitamin C
D. Vitamin D
Answer: C
Rationale: Vitamin C deficiency leads to defective collagen
synthesis causing scurvy.
9. A patient presents with macrocytic anemia and neurologic
symptoms. Which deficiency is likely?
A. Iron
B. Folate
