Pelvic Floor Anatomy And Nerves! Trivia Questions 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!
- 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 NerveExplanation
Creamsteric reflex – genitofemoral n o Stroking the ipsilateral inner thigh w/ hand, results in elevation of testicle through contraction of the cremaster mRate this question:
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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 NerveExplanation
Anal wink (ext anal sphincter contracts) – pudendal n o Squeezing the penis initiates a reflex arc causing the contractionRate this question:
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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/ClitorisExplanation
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.Rate this question:
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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 obturatorRate this question:
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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)Rate this question:
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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 LigamentExplanation
Pudendal Nerve Block • Obstetric procedure to anesthetize perineum (woman can still bear down – just numbs lower portion of delivery) • Palpate ischial spine & sacrospinous ligRate this question:
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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 PlexusExplanation
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 HGRate this question:
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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. ErectionExplanation
Sympathetic Functions: ejaculation (males), secretions (sweat, UG diaphragm glands), contract int urethral & anal sphinctersRate this question:
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Current Version
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Mar 21, 2023Quiz Edited by
ProProfs Editorial Team -
Nov 07, 2012Quiz Created by
Sammit85
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