Block 6 Renal Histo Embryo MCQ's

17 Questions | Total Attempts: 371

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Questions and Answers
  • 1. 
    Which of the following structures is found exclusively within renal medulla?
    • A. 

      Distal convoluted tubule

    • B. 

      Thin limb of loop of Henle

    • C. 

      Renal corpuscle

    • D. 

      Thick limb of loop of Henle

    • E. 

      Collecting tubules (ducts)

    • F. 

      Macula Densa

    • G. 

      Vasa recta

  • 2. 
    Which of the following structures is shown in the following EM picture?
    • A. 

      Distal convoluted tubule

    • B. 

      Visceral layer of Bowman's capsule

    • C. 

      Parietal layer of Bowman's capsule

    • D. 

      Proximal convoluted tubule

    • E. 

      Thin limb of loop of Henle

    • F. 

      Vasa recta

  • 3. 
    Which of the following structures contains a thin diaphragm?
    • A. 

      Filtration slit

    • B. 

      Endothelial cell fenestrations of the glomerulus

    • C. 

      Microvilli of proximal convoluted tubule

    • D. 

      Lateral borders of distal convoluted tubule cell

    • E. 

      Macula densa cells

  • 4. 
    Afferent arterioles branch off directly from which of the following vessels in the kidney?
    • A. 

      Renal artery

    • B. 

      Stellate vein

    • C. 

      Interlobular artery

    • D. 

      Arcuate artery

    • E. 

      Interlobar artery

  • 5. 
    Which of the following cell types comprises the visceral layer of Bowman's capsule?
    • A. 

      Endothelial cell

    • B. 

      Justaglomerular cell

    • C. 

      Mesangial cell

    • D. 

      Podocyte

    • E. 

      Polkissen (extraglomerular mesangial cell)

  • 6. 
    Which of the following structures is found exclusively in renal cortical tissue?
    • A. 

      Vasa recta

    • B. 

      Collecting tubule

    • C. 

      Thick limb of loop of Henle

    • D. 

      Collecting duct

    • E. 

      Renal corpuscle

  • 7. 
    Which of the following structures is located at the corticomedullary junction of the kidney?
    • A. 

      Renal artery

    • B. 

      Afferent arteriole

    • C. 

      Interlobular artery

    • D. 

      Arcuate artery

    • E. 

      Interlobar artery

  • 8. 
    Failure of the ureteric bud to form results in
    • A. 

      Urachal fistula

    • B. 

      Pelvic kidney

    • C. 

      Exstrophy of the bladder

    • D. 

      Renal agenesis

    • E. 

      Congenital polycystic kidney

  • 9. 
    Which of the following statements about the metanephros is correct?
    • A. 

      It develops from paraxial mesoderm.

    • B. 

      It only forms rudimentary excretory units which function for a short period of time

    • C. 

      It attains its definitive position during the 4th week of development

    • D. 

      It gives rises to the loop of Henle

    • E. 

      It forms the renal pelvis

    • F. 

      It gives rise to the bladder

  • 10. 
    Drops of a clear, yellowish fluid are observed leaking out of the umbilicus of an infant. What is the most likely diagnosis?
    • A. 

      Urachal cyst

    • B. 

      Urachal sinus

    • C. 

      Urachal fistula

    • D. 

      Ectopic ureter

    • E. 

      Horseshoe kidney

  • 11. 
    If oligohydramnios is detected by ultrasound during second trimester of pregnancy, which of the following conditions is most likely suggested by the prenatal finding?
    • A. 

      Congenital esophageal atresia

    • B. 

      Duodenal atresia or stenosis

    • C. 

      Renal agenesis

    • D. 

      Short and atretic vagina

    • E. 

      Hypospadias

  • 12. 
    Ascent of a horseshoe kidney is prevented due to:
    • A. 

      Left Internal iliac artery

    • B. 

      Right internal iliac

    • C. 

      Left External iliac artery

    • D. 

      Right external iliac

    • E. 

      Right common iliac

    • F. 

      Left Common iliac artery

    • G. 

      Inferior mesenteric artery

    • H. 

      Superior mesenteric artery

  • 13. 
    Which of the following structures is represented by the area labeled with an asterisk on the electron micrograph below?
    • A. 

      Lumen of PCT

    • B. 

      Lumen of colleting duct

    • C. 

      Glomerulus

    • D. 

      Minor calyx

    • E. 

      Urinary space

  • 14. 
    Which of the following structures is shown in the following EM picture?
    • A. 

      Distal convoluted tubule

    • B. 

      Visceral layer of Bowman's capsule

    • C. 

      Parietal layer of Bowman's capsule

    • D. 

      Proximal convoluted tubule

    • E. 

      Thin limb of loop of Henle

  • 15. 
    The cells labeled with the asterisks in the accompanying EM function in
    • A. 

      Producing mucus

    • B. 

      Secreting HCl

    • C. 

      Producing gastrin

    • D. 

      Producing lysozyme

    • E. 

      Immune defense

  • 16. 
    The following EM reveals some structures in the kidney. Which of the following statements regarding the cell indicated by the arrow is correct?  (arrow is at bottom-it is indicating the majority of the picture)
    • A. 

      It responds to ADH.

    • B. 

      It responds to Aldosterone

    • C. 

      It detects the blood pressure

    • D. 

      It reabsorbs glucose and sodium.

    • E. 

      It is located in the pyramids of the medulla

  • 17. 
    Which of the following structures is indicated in the accompanying EM by the red pointer?
    • A. 

      Distal convoluted tubule

    • B. 

      Peritubular capillary

    • C. 

      Podocytes

    • D. 

      Proximal convoluted tubule

    • E. 

      Thin limb of loop of Henle

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