NBME BIOCHEMISTRY SHELF EXAM (2026) Exam Questions & Answers
| Latest Already Graded A+ UPDATE |2026!! STUDY GUIDE EXAM
What neurotransmitter stimulates release of epinephrine from adrenal medulla? -
(ANSWER)acetylcholine
What is a metabolite if epinephrine that suggests epi-secreting carcinoma? What is another assoc
symptom? - (ANSWER)metanephrine; assoc with HBP
What does acetazolamide (carbonic anhydrase ib) treat? - (ANSWER)glaucoma, epilepsy, altitude
sickness, congestive heart failure
can cause dehydration
Sickle cell anemia is due to... - (ANSWER)pt mutation of Glu -> val
What is a major neurotransmitter amino acid? - (ANSWER)Glu
HA protein of influenza binds to - (ANSWER)cytokine receptors
What is a reducing-sugar test? - (ANSWER)Tests for aldo-keto sugars
What is omeprazole? - (ANSWER)proton pump ib
Name some GAG's. - (ANSWER)heparin sulfate, chondroitin sulfate,
What type of reaction is glucuronidation? - (ANSWER)oxidation
In Marfan's syndrome, what part of fibrillin's protein structure is affected? - (ANSWER)primary structure
, NBME BIOCHEMISTRY SHELF EXAM (2026) Exam Questions & Answers
| Latest Already Graded A+ UPDATE |2026!! STUDY GUIDE EXAM
What are the symptoms of Huntington's disease? - (ANSWER)anxiety, uncontrollable mvmts, slurring of
speech, difficulty focusing or concentrating; caused by triple repeat expansion
What is Chediak-Higashi syndrome? - (ANSWER)phagocyte deficiency -> hypergammaglobulinemia,
significant neutropenia,
In exposure to carbon monoxide or cyanide, which way does the ox sat curve shift? - (ANSWER)to the L;
increased affinity at low pO_2
What is pralidoxime chloride? - (ANSWER)reactivate acetylcholinesterase
Wernicke encephalopathy - (ANSWER)inadequate thiamine; confusion, ophthalmoplagia (nystagmus)
What is the function of lactase? - (ANSWER)beta(1->4) galactosidase; cleaves Gal from Glu
How is fructose absorbed? - (ANSWER)via sodium-independent transporter
What sugar enzymes are found on the intestinal brush border? - (ANSWER)sucrase, lactase, maltase,
isomaltase
Orlistat - (ANSWER)ib pancreatic and gastric lipase; leads to reduced fat digestion
What is fiber? - (ANSWER)glucose beta(1->4) glucose bonded sugar; body does not have beta(1-4)
endoglucosidase
| Latest Already Graded A+ UPDATE |2026!! STUDY GUIDE EXAM
What neurotransmitter stimulates release of epinephrine from adrenal medulla? -
(ANSWER)acetylcholine
What is a metabolite if epinephrine that suggests epi-secreting carcinoma? What is another assoc
symptom? - (ANSWER)metanephrine; assoc with HBP
What does acetazolamide (carbonic anhydrase ib) treat? - (ANSWER)glaucoma, epilepsy, altitude
sickness, congestive heart failure
can cause dehydration
Sickle cell anemia is due to... - (ANSWER)pt mutation of Glu -> val
What is a major neurotransmitter amino acid? - (ANSWER)Glu
HA protein of influenza binds to - (ANSWER)cytokine receptors
What is a reducing-sugar test? - (ANSWER)Tests for aldo-keto sugars
What is omeprazole? - (ANSWER)proton pump ib
Name some GAG's. - (ANSWER)heparin sulfate, chondroitin sulfate,
What type of reaction is glucuronidation? - (ANSWER)oxidation
In Marfan's syndrome, what part of fibrillin's protein structure is affected? - (ANSWER)primary structure
, NBME BIOCHEMISTRY SHELF EXAM (2026) Exam Questions & Answers
| Latest Already Graded A+ UPDATE |2026!! STUDY GUIDE EXAM
What are the symptoms of Huntington's disease? - (ANSWER)anxiety, uncontrollable mvmts, slurring of
speech, difficulty focusing or concentrating; caused by triple repeat expansion
What is Chediak-Higashi syndrome? - (ANSWER)phagocyte deficiency -> hypergammaglobulinemia,
significant neutropenia,
In exposure to carbon monoxide or cyanide, which way does the ox sat curve shift? - (ANSWER)to the L;
increased affinity at low pO_2
What is pralidoxime chloride? - (ANSWER)reactivate acetylcholinesterase
Wernicke encephalopathy - (ANSWER)inadequate thiamine; confusion, ophthalmoplagia (nystagmus)
What is the function of lactase? - (ANSWER)beta(1->4) galactosidase; cleaves Gal from Glu
How is fructose absorbed? - (ANSWER)via sodium-independent transporter
What sugar enzymes are found on the intestinal brush border? - (ANSWER)sucrase, lactase, maltase,
isomaltase
Orlistat - (ANSWER)ib pancreatic and gastric lipase; leads to reduced fat digestion
What is fiber? - (ANSWER)glucose beta(1->4) glucose bonded sugar; body does not have beta(1-4)
endoglucosidase
