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United States Medical Licensing Examination

Exam Details

  • Exam Code
    :USMLE
  • Exam Name
    :United States Medical Licensing Examination
  • Certification
    :USMLE Certifications
  • Vendor
    :USMLE
  • Total Questions
    :622 Q&As
  • Last Updated
    :Apr 13, 2025

USMLE USMLE Certifications USMLE Questions & Answers

  • Question 241:

    Capillary loops located in the medulla are also known as _________.

    A. Vasa recta

    B. Urea collectors

    C. Trigone

    D. Macula densa

  • Question 242:

    The primary function of the descending loop of Henle in the kidney is?

    A. Reabsorption of sodium ions

    B. Reabsorption of water by osmosis

    C. Secretion of hydrogen ions

    D. Secretion of potassium ions

  • Question 243:

    The micturition reflex center is located in the _____.

    A. Pons

    B. Midbrain

    C. Lumbar plexus

    D. Sacral plexus

  • Question 244:

    Which of the following match with the definition: a poor output of urine?

    A. Oliguria

    B. Pyuria

    C. Enuresis

    D. Diuresis

  • Question 245:

    Which is found in the highest concentration in the urine?

    A. Uric acid

    B. Urea

    C. Glucose

    D. Creatinine

  • Question 246:

    The primary function of the ascending loop of Henle in the kidney is?

    A. The active re-absorption of sodium

    B. The active re-absorption of chloride ions

    C. The passive re-absorption of potassium

    D. The passive re-absorption of urea

  • Question 247:

    The middle layer of the urinary bladder is identified as ___________.

    A. Mucous coat

    B. Submucous coat

    C. Muscular Coat

    D. Sphincter Coat

  • Question 248:

    Juxtaglomerular cells combine with _______ cells to form the juxtaglomerular apparatus in the kidney.

    A. Macula densa

    B. Renal pelvis

    C. Nephron

    D. Renal sinus

  • Question 249:

    Which of the following is not in the sequence of proper kidney blood flow? The starting point is the renal artery and the finishing point is the renal vein.

    A. Arciform artery

    B. Afferent arteriole

    C. Interlobar vein

    D. Arciform vein

  • Question 250:

    Which of the following syndromes corresponds to: chromosomal deficit of #13?

    A. Dubin-Johnson syndrome

    B. Patau's syndrome

    C. Edward's syndrome

    D. Down syndrome

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