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RA > L2: Urethra > Flashcards

L2: Urethra Flashcards

1
Q
  1. Where is the prostatic part of the male urethra located?
    A) Within the bulb of penis
    B) Within the prostate gland
    C) Passing through the deep perineal pouch
    D) Within the spongy part
A

B

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2
Q
  1. What is the Urethral crest in the prostatic part produced by?
    A) Bulbo-urethral glands
    B) External sphincter urethrae
    C) Trigonal muscles of the bladder
    D) Urethral glands
A

C

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3
Q
  1. Which structure is an elevation in the middle part of the urethral crest and contains openings of the ejaculatory ducts?
    A) Colliculus seminalis (verumontanum)
    B) Prostatic utricle
    C) Prostatic sinus
    D) Intrabulbar fossa
A

A

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4
Q
  1. The membranous part of the male urethra:
    A) Is the most dilatable part
    B) Pierces the perineal membrane
    C) Is surrounded by external sphincter urethrae
    D) Terminates at the external urethral orifice
A

B

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5
Q
  1. Where does the spongy part of the male urethra terminate?
    A) At the external urethral orifice
    B) Within the bulb of penis
    C) At the prostate gland
    D) In the colliculus seminalis
A

A

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6
Q
  1. Which artery supplies the prostatic part of the male urethra?
    A) Inferior vesical artery
    B) Middle rectal artery
    C) Internal pudendal artery
    D) Dorsal artery of the penis
A

A

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7
Q
  1. What is the lymphatic drainage for the prostatic and membranous parts of the male urethra?
    A) Internal iliac lymph nodes
    B) External iliac lymph nodes
    C) Deep inguinal nodes
    D) Superficial inguinal nodes
A

A

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8
Q
  1. Which nerve innervates the spongy part of the male urethra?
    A) Pudendal nerve
    B) Pelvic splanchnic nerves
    C) Dorsal nerve of the penis
    D) Inferior hypogastric plexus
A

C

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9
Q
  1. In females, the urethra is surrounded by:
    A) Internal urethral sphincter
    B) External urethral sphincter
    C) Urethrovaginal sphincter
    D) Ischioanal sphincter
A

C

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10
Q
  1. What is the purpose of the Urethral sphincter mechanism (USM)?
    A) Compresses the urethra during micturition
    B) Expels final drops of urine or semen
    C) Both A and B
    D) None of the above
A

C

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11
Q
  1. What is the function of the Urethral crest in the prostatic part of the male urethra?
    A) Production of urethral mucus
    B) Formation of the ejaculatory duct
    C) Contraction during micturition
    D) Strengthening the urethral wall
A

A

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12
Q
  1. Which structure is responsible for the elevation in the middle part of the urethral crest?
    A) Colliculus seminalis
    B) Prostatic utricle
    C) Prostatic sinus
    D) Intrabulbar fossa
A

A

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13
Q
  1. The membranous part of the male urethra is surrounded by:
    A) External sphincter urethrae
    B) Bulbo-urethral glands
    C) Trigonal muscles of the bladder
    D) Prostate gland
A

A

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14
Q
  1. What is the primary function of the external urethral sphincter?
    A) Contraction during micturition
    B) Compression of the urethra
    C) Expansion during ejaculation
    D) Relaxation during urination
A

B

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15
Q
  1. The terminal/Navicular fossa is located in which part of the male urethra?
    A) Spongy part
    B) Prostatic part
    C) Membranous part
    D) Intrabulbar fossa
A

D

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16
Q
  1. Which artery supplies the spongy part of the male urethra?
    A) Dorsal artery of the penis
    B) Inferior vesical artery
    C) Internal pudendal artery
    D) Middle rectal artery
A

C

17
Q
  1. Where does the Urethral sphincter mechanism (USM) receive somatic fibers from?
    A) Dorsal nerve of the penis
    B) Pelvic splanchnic nerves
    C) Inferior hypogastric plexus
    D) Posterior sacral nerves
A

A

18
Q
  1. In females, the urethra is surrounded by the urethravaginal sphincter, which is formed by:
    A) Ischioanal sphincter
    B) External urethral sphincter
    C) Perineal membrane
    D) Levator ani muscle
A

C

19
Q
  1. What does the Prostatic utricle correspond to in females?
    A) Vaginal opening
    B) Urethral opening
    C) Cervix of the uterus
    D) Vestibule of the vagina
A

C

20
Q
  1. The lymphatic drainage for the membranous part of the male urethra goes to:
    A) Superficial inguinal nodes
    B) Deep inguinal nodes
    C) Internal iliac lymph nodes
    D) External iliac lymph nodes
A

B

21
Q
  1. What is the primary function of the urethral glands in the female urethra?
    A) Production of mucus for lubrication
    B) Formation of urethral contractions
    C) Conduction of urine to the bladder
    D) Secretion of hormones for urinary control
A

A

22
Q
  1. Where does the paraurethral gland, corresponding to the male prostate gland, open in females?
    A) Clitoris
    B) Labia majora
    C) External urethral orifice
    D) Vestibule of the vagina
A

D

23
Q
  1. What is the primary innervation of the spongy part of the male urethra?
    A) Dorsal nerve of the penis
    B) Pudendal nerve
    C) Pelvic splanchnic nerves
    D) Internal pudendal nerve
A

B

24
Q
  1. During micturition, what is the role of the external urethral sphincter in males?
    A) Contraction to expel urine
    B) Relaxation to allow urine flow
    C) Compression to control bladder filling
    D) Expansion to facilitate urinary retention
A

B

25
Q
  1. Which part of the male urethra is surrounded by the external sphincter urethrae muscle?
    A) Prostatic part
    B) Membranous part
    C) Spongy part
    D) Colliculus seminalis
A

B

26
Q
  1. What is the function of the trigonal muscles of the bladder in the prostatic part of the male urethra?
    A) Contraction during ejaculation
    B) Formation of the ejaculatory ducts
    C) Production of urethral mucus
    D) Strengthening the urethral wall
A

B

27
Q
  1. In females, what structure forms the urethravaginal sphincter around the urethra?
    A) Perineal membrane
    B) External sphincter urethrae
    C) Levator ani muscle
    D) Bulbo-urethral glands
A

C

28
Q
  1. Which part of the male urethra is the least dilatable?
    A) Prostatic part
    B) Membranous part
    C) Spongy part
    D) Colliculus seminalis
A

B

29
Q
  1. What is the primary purpose of the prostatic sinus in the male urethra?
    A) Drainage of urethral mucus
    B) Reception of seminal vesicle secretions
    C) Formation of ejaculatory ducts
    D) Conduction of urine to the bladder
A

C

30
Q
  1. The external urethral sphincter receives motor innervation from:
    A) Dorsal nerve of the penis
    B) Pelvic splanchnic nerves
    C) Pudendal nerve
    D) Internal pudendal nerve
A

C

RA (4 decks)

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