100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
MCT NBME Review Questions and Answers $13.49   Add to cart

Exam (elaborations)

MCT NBME Review Questions and Answers

 8 views  0 purchase
  • Course
  • NBME
  • Institution
  • NBME

MCT NBME Review Questions and Answers B - Ans:-(Marks' Medical Biochemistry Chapter 5) A patient was diagnosed with one of the types of sphingolipidoses, which are congenital diseases involving the ability to degrade sphingolipids. All sphingolipids have in common which one of the following? A...

[Show more]

Preview 4 out of 103  pages

  • October 22, 2024
  • 103
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NBME
  • NBME
avatar-seller
GraceAmelia
©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED

FIRST PUBLISH OCTOBER 2024




MCT NBME Review Questions and Answers



B - Ans:✔✔-(Marks' Medical Biochemistry Chapter 5)


A patient was diagnosed with one of the types of sphingolipidoses, which are congenital diseases

involving the ability to degrade sphingolipids. All sphingolipids have in common which one of the

following?


A. a glycerol backbone


B. ceramide


C. phosphorylcholine


D. N-acetylneuraminic acid (NANA)


B - Ans:✔✔-(Marks' Medical Biochemistry Chapter 6)


Protein kinases phosphorylate proteins only at certain hydroxyl groups on amino acid side chains. Which

of the following groups of amino acids all contain side-chain hydroxyl groups?


A. aspartate, glutamate, serine


B. serine, threonine, tyrosine



Page 1/103

, ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED

FIRST PUBLISH OCTOBER 2024




C. lysine, arginine, proline


D. alanine, asparagine, serine


A - Ans:✔✔-(Marks' Medical Biochemistry Chapter 13, #5)


Autopsies of patients with Alzheimer disease show protein aggregates called neurofibrillary tangles and

neuritic plaques in various regions of the brain. These plaques exhibit the characteristic staining of

amyloid. Which of the following structural features is the most likely characteristic of at least one protein

in these plaques?


A. a high content of beta-pleated sheet structure


B. a high content of alpha-helical structure


C. a high content of random coils


D. disulfide bond cross-links between polypeptide chains


B - Ans:✔✔-(Marks' Medical Biochemistry Chapter 13, #5)


The key mechanistic failure in patients with xeroderma pigmentosum involves which of the following?


A. Mutation in the primase gene


B. Inability to excise a section of the UV-damaged DNA




Page 2/103

, ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED

FIRST PUBLISH OCTOBER 2024




C. Mutation of one of the mismatch repair components


D. Inability to synthesize DNA across the damaged region


E. Loss of proofreading capacity


C - Ans:✔✔-(Marks' Medical Biochemistry Chapter 30, #3)


A newborn is diagnosed with neonatal jaundice. In this patient, the bilirubin produced lacks which of the

following carbohydrates?


A. glucose


B. fructose


C. glucuronate


D. galactose


E. galactitol


D - Ans:✔✔-(Marks' Medical Biochemistry Chapter 31, #1)


A common intermediate in the conversion of glycerol and lactate to glucose is which of the following?


A. pyruvate


B. oxaloacetate

Page 3/103

, ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED

FIRST PUBLISH OCTOBER 2024




C. malate


D. glucose-6-phosphate


E. phosphoenolpyruvate


A - Ans:✔✔-(Marks' Medical Biochemistry Chapter 31, #2)


A patient presented with a bacterial infection that produced an endotoxin that inhibits

phosphoenolpyruvate carboxykinase (PEPCK). In this patient, then, under these conditions, glucose

production from which of the following precursors would be inhibited?


A. alanine


B. glycerol


C. even-chain fatty acids


D. phosphoenolpyruvate


E. galactose


C - Ans:✔✔-(Marks' Medical Biochemistry Chapter 31, #3)


Which of the following statements best describes glucagon?


A. It acts as an anabolic hormone.


Page 4/103

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller GraceAmelia. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $13.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

72042 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$13.49
  • (0)
  Add to cart