Pelvic Floor Anatomy And Nerves! Trivia Questions Quiz

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Quizzes Created: 7 | Total Attempts: 12,203
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Pelvic Floor Anatomy And Nerves! Trivia Questions Quiz - Quiz

Do you have the knowledge about the pelvic floor anatomy and nerves? The pelvic floor supports the bladder, bowel, and uterus. The quiz below is specifically designed to help you see just how much you got to understand. Give it a try and be sure to keep an eye out for the other quizzes like it. All the best!


Questions and Answers
  • 1. 

    Stoking the ipsilateral to see whether the cremaster muscle lifts the testicle is testing for which of the following nerves?

    • A.

      Ilioinguinal Nerve

    • B.

      Pudendal Nerve

    • C.

      Iliohypogastric Nerve

    • D.

      Genitofemoral Nerve

    Correct Answer
    D. Genitofemoral Nerve
    Explanation
    Creamsteric reflex – genitofemoral n o Stroking the ipsilateral inner thigh w/ hand, results in elevation of testicle through contraction of the cremaster m

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  • 2. 

    The anal wink is testing for which of the following nerves?

    • A.

      Pudendal Nerve

    • B.

      Genitofemoral Nerve

    • C.

      Ilioinguinal Nerve

    • D.

      Obturator Nerve

    Correct Answer
    A. Pudendal Nerve
    Explanation
    Anal wink (ext anal sphincter contracts) – pudendal n o Squeezing the penis initiates a reflex arc causing the contraction

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  • 3. 

    Which of the following nerves is a branch of the pudendal nerve and is ONLY SENSORY?

    • A.

      Inferior Rectal N.

    • B.

      Perineal N.

    • C.

      Dorsal Nerve of the Penis/Clitoris

    • D.

      Genitofemoral N.

    Correct Answer
    C. Dorsal Nerve of the Penis/Clitoris
    Explanation
    Inferior rectal Nerve Motor ext anal sphincter Sensory skin around anus Perineal N. Motor - ALL superficial & deep space mm Sensory - lower 1/3 of the vagina; scrotum Dorsal Nerve of the Penis/Clitoris is only a Sensory branch of the pudendal The Genitofemoral N. is not a branch of the Pudendal N.

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  • 4. 

    Which of the following is not a nerve of the Lumbar Plexus?

    • A.

      Iliohypogastric N.

    • B.

      Ilioinguinal N.

    • C.

      Genitofemoral N.

    • D.

      Lateral Femoral Cutaneous N.

    • E.

      Femoral N.

    • F.

      Obturator N.

    • G.

      Superior Gluteal N.

    Correct Answer
    G. Superior Gluteal N.
    Explanation
    o Iliohypogastric (L1) o Ilioinguinal (L1) o Genitofemoral (L1-2) o Lateral femoral cutaneous (L2-3) o Femoral (L2-4) o Obturator (L2-4) o Occasionally an accessory obturator

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  • 5. 

    Which of the following is not a nerve of the Sacral Plexus?

    • A.

      Superior Gluteal N.

    • B.

      Inferior Gluteal N.

    • C.

      Sciatic N.

    • D.

      Pudendal N.

    • E.

      Posterior Femoral Cutaneous N.

    • F.

      Lateral Femoral Cutaneous N.

    Correct Answer
    F. Lateral Femoral Cutaneous N.
    Explanation
    o Superior gluteal (L4-S1) o Inferior gluteal (L5-S2) o Sciatic (L4-S3) o Posterior femoral cutaneous (S1-3) o Pudendal (S2-4)

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  • 6. 

    While giving a Pudendal Nerve block, you will want to palpate the:

    • A.

      Ischial Spine and Sacrospinous Ligament

    • B.

      Ischial Tuberosity and Sacrospinous Ligament

    • C.

      Ischial Spine and Sacrotuberous Ligament

    • D.

      Iscial Tuberosity and Sacrotuberous Ligament

    Correct Answer
    A. Ischial Spine and Sacrospinous Ligament
    Explanation
    Pudendal Nerve Block • Obstetric procedure to anesthetize perineum (woman can still bear down – just numbs lower portion of delivery) • Palpate ischial spine & sacrospinous lig

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  • 7. 

    Parasympathetics to the pelvic cavity are given by which of the following?

    • A.

      Inferior Hypogastric Plexus

    • B.

      Inferior and Superior Hypogastric Plexus

    • C.

      Superior Hypogastric Plexus

    • D.

      Vagus Nerve

    Correct Answer
    A. Inferior Hypogastric Plexus
    Explanation
    Parasympathetic: pelvic splanchnic (S2-4) o Travel to inferior hypogastric plexus & follow arteries to pelvic & genital organs (synapse in organ wall) o Functions: micturition (detrusor & internal sphincter mm), defecation & erection (vasodilation) o Also contain visceral afferents o Can be damaged by surgery inside pelvis (prostate, bladder, etc) or pelvic pathologies o Also parasympathetic to HG

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  • 8. 

    Which one of the following is not controlled by sympathetic innervation?

    • A.

      Ejaculation

    • B.

      Internal Urethral Sphincter contraction

    • C.

      Internal Anal Sphincter contraction

    • D.

      Sweat secretions

    • E.

      Erection

    Correct Answer
    E. Erection
    Explanation
    Sympathetic Functions: ejaculation (males), secretions (sweat, UG diaphragm glands), contract int urethral & anal sphincters

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  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Nov 07, 2012
    Quiz Created by
    Sammit85
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