Term
| The bony pelvis is made up of two _____ _____ and one _______. |
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Definition
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Term
| The os coxa is made up of three parts: |
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Definition
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Term
| How many sacral vertebrae are there? |
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Definition
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Term
| The sacrospinous ligament runs from the _____ ______ to the sacrum. |
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Definition
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Term
| The sacrotuberous ligament runs from the _______ _______ to the sacrum. |
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Definition
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Term
| What parts of the pelvis differ between males and females? |
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Definition
pelvis width (greater in females)
subpubic angle (greater in females)
greater sciatic notch (greater in females)
pelvic inlet (greater in females)
sacral curvature (less in females) |
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Term
| What muscles make up the pelvic floor? |
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Definition
obturator internus
piriformis
levator ani
coccygeus |
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Term
| origin of obturator internus |
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Definition
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Term
| insertion of obturator internus |
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Definition
| (through lesser sciatic foramen) greater trochanter (medial aspect) |
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Term
| action of obturator internus |
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Definition
| lateral rotation of the hip |
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Term
| blood supply of obturator internus |
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Definition
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Term
| innervation of obturator internus |
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Definition
| nerve to obturator internus |
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Term
|
Definition
| sacrum (anterior and lateral aspect) |
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Term
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Definition
| (through greater sciatic foramen) greater trochanter, anterior to obturator internus |
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Term
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Definition
| lateral rotation of the hip |
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Term
| blood supply of piriformis |
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Definition
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Term
| innervation of piriformis |
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Definition
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Term
| What three muscles make up levator ani? |
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Definition
pubococcygeus
puborectalis
iliococcygeus |
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Term
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Definition
| body of pubis, tendinous arch |
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Term
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Definition
| puborectalis--muscular sling around anorectal junction |
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Term
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Definition
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Term
| blood supply of levator ani |
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Definition
internal pudendal a.
inferior rectal a. |
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Term
| innervation of levator ani |
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Definition
nerve to levator ani
inferior rectal n.
coccygeal plexus |
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Term
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Definition
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Term
|
Definition
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Term
|
Definition
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Term
| blood supply of coccygeus |
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Definition
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Term
|
Definition
| perineal branches of S4, S5 |
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Term
| What are the points of the urogential triangle? |
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Definition
| pubic symphysis and the 2 ischial tuberosities |
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Term
| What are the 5 layers of the urogenital triangle from superficial to deep? |
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Definition
1. skin
2. superficial fascia
3. perineal membrane
4. urogenital diaphragm
5. superior fascia of urogenital diaphragm |
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Term
| What is the perineal membrane? |
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Definition
| inferior fascia of the urogenital diaphragm |
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Term
| What is the urogenital diaphragm composed of? |
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Definition
| sphincter urethrae and deep transverse perineal muscles |
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Term
| The fatty layer of the superficial fascia is called... |
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Definition
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Term
| The membranous layer of the superficial fascia is called... |
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Definition
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Term
| Colle's fascia is continuous with ______ ______ of the penis and scrotum and ____ _____ of the anterior abdominal wall. |
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Definition
| dartos fascia; Scarpa's fascia |
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Term
| Colle's fascia is attached to what two things? |
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Definition
fascia lata (just distal to inguinal ligament)
inferior fascia of urogenital diaphragm |
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Term
| Where is the deep perineal space? |
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Definition
| between superior fascia and inferior fascia of the urogenital diaphragm |
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Term
| Where is the superficial perineal space? |
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Definition
| between Colle's fascia and inferior fascia of urogenital diaphragm |
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Term
| What is found in the deep perineal fascia in a female? |
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Definition
urogenital diaphragm
urethra
vagina
branches/tributaries of internal pudendal a.
dorsal nerve of the clitoris |
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Term
| What is found in the superficial perineal space in a female? |
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Definition
ischiocavernosus m. (on clitoral crus)
bulbospongiosus m. (on bulb of vestibule)
superficial transverse perineal m.
bulb of vestibule
greater vestibular gland
branches/tributaries of internal pudendal a. and v.
perineal branch of internal pudendal n. |
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|
Term
| What is found in the deep perineal space in a male? |
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Definition
dorsal nerve of the penis
internal pudendal a.
urogenital diaphragm
urethra (membranous)
bulbourethral gland (Cowper's) |
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|
Term
| What is found in the superficial perineal space in a male? |
|
Definition
ischiovabernosus m. (on crus of penis)
bulbospongiosus m. (on bulb of penis)
superficial transverse perineal m.
branches/tributaries of internal pudendal a. and v.
perineal branch of pudendal n. |
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|
Term
| What are the points of the anal triangle? |
|
Definition
| tip of the coccyx and the 2 ischial tuberosities |
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|
Term
| What is the base of the ischioanal fossa? |
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Definition
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|
Term
| What is the medial wall of the ischioanal fossa? |
|
Definition
| anal canal with levator ani and external anal sphincter |
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Term
| What is the lateral wall of the ischioanal fossa? |
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Definition
| ischium and obturator internus |
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Term
| What is the posterior wall of the ischioanal fossa? |
|
Definition
| sacrotuberous ligament and gluteus maximus |
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|
Term
| What is the anterior wall of the ischioanal fossa? |
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Definition
|
|
Term
| What supports the anal canal? |
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Definition
|
|
Term
| What is the pudendal canal? |
|
Definition
| fibrous canal on the lateral wall of the ischioanal fossa |
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Term
| The sacral plexus is made up of the _______ rami of spinal nerves ___-___. |
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Definition
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Term
| What nerve roots make up the pudendal n.? |
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Definition
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Term
| What does the motor portion of the pudendal n. supply? |
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Definition
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|
Term
| What does the sensory portion of the pudendal n. supply? |
|
Definition
lower half of the anal canal
perianal skin
external genitalia |
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Term
| What are the nerve roots of the pelvis splanchnic nerves? |
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Definition
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Term
| The pelvic splanchnic nerves provide __________ innervation fo the pelvic viscera. |
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Definition
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|
Term
|
Definition
injection of local anesthesia around the pudendal n. as it exits the pudendal canal near the ischial spine
provides anesthesia over S2-S4 dermatomes and lower 1/4 of vagina |
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|
Term
| What are the autonomic nerves of the pelvis and perineum? |
|
Definition
superior hypogastric plexus
inferior hypogastric plexus
sacral splanchnic nerves
pelvic splanchnic nerves |
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|
Term
| The superior hypogastric plexus contains... |
|
Definition
| sympathetic, parasympathetic, and visceral afferent fibers |
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Term
| The inferior hypogastric plexus contains... |
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Definition
| postganglionic sympathetic, preganglionic sympathetic, and visceral afferent fibers |
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Term
|
Definition
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Term
| The sacral splanchnic nerves provide _________ innervation and come from _____ portion of _________ trunks. |
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Definition
| sympathetic; sacral; sympathetic |
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Term
| The pelvic splachnic nerves provide ___________ innervation and come from ______ outflow of ___________ division of ANS. |
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Definition
| parasympathetic; sacral; parasympathetic |
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Term
|
Definition
tight piriformis
sciatic n. travels through piriformis
compresses sciatic n. and causes pain |
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Term
| Arteries of the pelvis are names for... |
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Definition
| the organs they supply (NOT a branching pattern) |
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Term
| Lymph nodes in the pelvis are arranged in a _______ along _____ ______ ______ and are named after the associated _____ _____. |
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Definition
| chain; main blood vessels; blood vessel |
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|
Term
| What are the three groups of pelvic lymph nodes? |
|
Definition
common iliac
external iliac
internal iliac |
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