anatomy 1404 lect 2
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Questions and Answers

What is the approximate length of the ureter?

  • 5 inches
  • 20 inches
  • 10 inches (correct)
  • 15 inches

What is the origin of the ureter?

  • Lower pole of kidney (correct)
  • Renal pelvis
  • Urinary bladder
  • Upper pole of kidney

What is the pelvi-ureteric junction?

  • Junction of ureter and abdominal aorta
  • Junction of ureter and urinary bladder
  • Junction of renal pelvis and ureter (correct)
  • Junction of ureter and kidney

What is the posterior relation of the abdominal part of the ureter?

<p>Psoas major muscle (A)</p> Signup and view all the answers

What is the anterior relation of the right ureter?

<p>All of the above (D)</p> Signup and view all the answers

What is the lateral relation of the pelvic part of the ureter?

<p>Obturator internus muscle (C)</p> Signup and view all the answers

What is the course of the ureter in the pelvic cavity?

<p>Runs downwards and backwards (C)</p> Signup and view all the answers

Where does the ureter terminate?

<p>Urinary bladder (A)</p> Signup and view all the answers

How many constrictions does the ureter have?

<p>3 (B)</p> Signup and view all the answers

Which part of the urethra is derived from the absorbed portions of the mesonephric ducts?

<p>Posterior wall of the prostatic urethra (C)</p> Signup and view all the answers

What type of epithelium is found in the upper part of the prostatic part of the urethra?

<p>Transitional epithelium (C)</p> Signup and view all the answers

Which nerve supplies the external urethral sphincter?

<p>Pudendal nerve (A)</p> Signup and view all the answers

What is the primary muscle for prohibiting the release of urine?

<p>Internal urethral sphincter (A)</p> Signup and view all the answers

Which part of the urethra is lined with stratified squamous non-keratinised epithelium?

<p>Terminal part of the spongy part (D)</p> Signup and view all the answers

What is the blood supply of the urethra?

<p>Supplied by blood vessels of the prostate and penis (A)</p> Signup and view all the answers

What is the lymphatic drainage of the spongy part of the urethra?

<p>Internal and external iliac nodes, and deep inguinal, superficial inguinal and external iliac nodes (C)</p> Signup and view all the answers

What is the function of the internal urethral sphincter?

<p>To inhibit the release of urine (D)</p> Signup and view all the answers

Which part of the urethra is developed from the vesicourethral canal?

<p>Anterior wall of the prostatic urethra (B)</p> Signup and view all the answers

What is the diameter of the penile urethra in the body of the penis?

<p>6 mm (C)</p> Signup and view all the answers

Where do the ducts of bulbourethral glands open?

<p>In the fixed part of penile urethra, about 2.5 cm below the perineal membrane (D)</p> Signup and view all the answers

What is the shape of the external urethral orifice?

<p>Sagittal slit (A)</p> Signup and view all the answers

What is the function of the lacunae of Morgagni?

<p>To receive the openings of the urethral glands (A)</p> Signup and view all the answers

Where is the navicular fossa located?

<p>In the glans penis (D)</p> Signup and view all the answers

What is the location of the external urethral orifice?

<p>At the tip of the glans penis (C)</p> Signup and view all the answers

What is the characteristic of the lumen of the external urethral orifice on transverse section?

<p>Vertical (A)</p> Signup and view all the answers

What is the name of the largest lacuna in the roof of the navicular fossa?

<p>Lacunae magna (B)</p> Signup and view all the answers

What is the direction of the openings of the urethral glands of Littre?

<p>Forwards (C)</p> Signup and view all the answers

At which spinal segments do sympathetic nerves that supply the ureter arise?

<p>T10 - L1 (A)</p> Signup and view all the answers

Which of the following vessels supply the pelvic part of the ureter?

<p>Vesical, middle rectal or uterine vessels (A)</p> Signup and view all the answers

What is the capacity of the urinary bladder?

<p>220 ml (A)</p> Signup and view all the answers

What is the arrangement of the detrusor muscle in the urinary bladder?

<p>Whorls and spirals (D)</p> Signup and view all the answers

Where does the pain of renal colic radiate to?

<p>From the loin to the groin, scrotum and inner side of the thigh (C)</p> Signup and view all the answers

Which of the following nerves supply the ureter?

<p>Nerves from the renal, aortic, and hypogastric plexus (A)</p> Signup and view all the answers

What is the shape of an empty or semi-filled urinary bladder?

<p>Pyramidal (C)</p> Signup and view all the answers

What is the function of the urinary bladder?

<p>To temporarily store urine (C)</p> Signup and view all the answers

Parasympathetic nerves that supply the ureter arise from which spinal segments?

<p>S2 - S4 (C)</p> Signup and view all the answers

What is the function of the prostatic sinuses?

<p>To provide a passage for the openings of prostatic glands (C)</p> Signup and view all the answers

What is the direction of the prostatic utricle?

<p>Upwards and backwards (A)</p> Signup and view all the answers

What is the length of the membranous part of the urethra?

<p>1.5-2 cm (C)</p> Signup and view all the answers

What is the shape of the membranous part of the urethra in transverse section?

<p>Star-shaped (stellate) (C)</p> Signup and view all the answers

What surrounds the membranous urethra?

<p>Sphincter urethrae (B)</p> Signup and view all the answers

Where are the bulbourethral glands located?

<p>One on either side of the membranous urethra (C)</p> Signup and view all the answers

What is the function of the urethral glands?

<p>To open into the membranous urethra (C)</p> Signup and view all the answers

What is the longest part of the male urethra?

<p>Spongy part (A)</p> Signup and view all the answers

What is the direction of the fixed part of the penile urethra?

<p>Upwards and forwards (D)</p> Signup and view all the answers

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