Oral exam study Flashcards
provide origin insertion innervation function of the ischiocavernosus
O: Ischial tuberosity and ischiopubic ramus
I: crus of clitoris
N: perineal br pudendal N
F: maintains erection of the clitoris
provide origin insertion innervation function of the bulbospongiosis?
any special tests?
O: CTP
I: inferior fascia of the urogenital diaphragm, pubic bone, crus and hood of clitoris
N: perineal br of pudendal N
fucntion: decreases vaginal opening and helps maintain erection of clitoris
special test: bulbospongiosus reflex
provide origin insertion innervation function of the superficial transverse muscle
O: ischial tuberosity
I: CTP
N: perineal br of pudendal N
F: stabilizes CTP
provide origin insertion innervation function of the EAS?
any special tests?
O: ano-coccygeal raphe
I: CTP
N: sacral N root 4 & perineal br pudendal N
function: maintains anal canal and anus closed
special test: tone and contractility of sphincter on external anal palpation
what muscles make up the superficial layer of the pelvic floor?
- ischiocavernosis
- bulbospongiosus
- superficial transverse muscle
- EAS
what is the other name given to the superficial layer of the pelvic floor
the perineum
what muscles make up the urogenitial diaphragm?
what layer is that in the PFM muscle?
intermediate layer is made up of the EUS and deep transverse muscles
provide origin insertion innervation function of the EUS?
any special tests?
O: inferior pubic ramus
I: vaginal wall
N: perineal branch of pudendal
F: helps maintain continence; in men helps expulse last drop of urine
provide origin insertion innervation function of the deep transverse muscle?
any special tests?
O: ischiopubic ramus near ischial tuberosity
I: CTP
N: perineal branch of pudendal N
F: helps expulse the last drops of urine
special test: on anal palpation, can assess for tone and contractility w/ thumb and index
whats muscles make up the pubococcygeus sling?
pubovaginalis
puborectalis
pubococcygeus
provide origin insertion innervation function of the pubovaginalis?
any special tests?
O: medial most portion of the posterior surface of the pubic bone
I: urethra, CTP
N: sacral n root 3 and 4 and perineal branch of pudendal N
F: supports increases in intraabdominal pressure, elevates PFM upon contraction, decreases the diameter of the vaginal hiatus
specific test: vaginal palpation can assess for tone and contractility
treatment via facilitation, pressures, massages and lateral manual resistance
provide origin insertion innervation function of the puborectalis?
any special tests?
O: posterior surface of the pubic bone lateral to pubovaginalis
I: lateral portion of the anorectal junction and on anococcygeal raphe
F: supports and slightly elevates OPF ion contraction, supports increases in intraabdominal pressures, closes anus, approximates anus to pubis
N: sacral N root 3 and 4 and perineal branch of pudendal N
special test: anorectal tone, puborectalis tone and contractility via anal palpation. Rx: posterior manual resistance of ano-rectal angle via vagina
provide origin insertion innervation function of the pubococcygeus?
any special tests?
O: posterior surface of pubic bone, lateral to puborectalis
I: lateral portion of the anorectal junction and on anococcygeal raphe
F: supports and elevates PF. Pull all contents anteriorly. approximates anus to pubis. Closes anus
N: sacral N root 3 and 4 and perineal branch of pudendal N
special tests: tone and contractility via anal palpation
provide origin insertion innervation function of the iliococcygeus?
any special tests?
O: ischial spine and tendinous arch of levator ani muscle
I: coccyx and ano-coccygeal raphe
F: supports and elevated PFM, resists increases in intraabdominal pressure, approximates anus to pubis, pull anus up
N: sacral N root 3 & 4 & perineal branch of pudendal N
F: tone and contractility via anal palpation
Rx: manual resistance to iliococcygeus via vaginal palpation
provide origin insertion innervation function of the ischiococcygeus?
any special tests?
O: ischial spine
I: inferior portion of sacrum and proximal portion of coccyx
N: sacral N root 3 and 4
F: supports and elevates PF, resists increases in intraabdominal pressures, brings coccyx forwards after defecation and delivery
provide origin insertion innervation function of the respiratory diaphragm?
any special tests?
O: xiphoid process, costal cartilage of lower 6 ribs, VB of T12
I: central tendon
N: phrenic nerve C3-C4-C5
F: lowers during inspiration and increases volume of thoracic cavity
special tests: Rx elevation of the respiratory diaphragm, reflex contraction and visceral mobility to assess for cystocele
provide origin insertion innervation function of the TrA?
any special tests?
O: lateral 1/3 of inguinal ligament, Iliac Crest, Lx fascia and costal cartilage of last 6 ribs
i: Xiphoid process, linea alba and pubis
N: thoracic nerve 8-12, iliohypogastric N (L1) and ilioinguinal N (L1)
F: compression of abdomen
identify on pictures; Iliac spine
see image
identify on picture ASIS
see image
identify on image pubic sympthysis?
what attaches to it
see image
pubococcygeal sling
identify on image the ischial tuberosities?
what attaches onto it?
see image
ischiocavernosus ms, superficial transverse ms
identify on image to ischiopubic ramus?
what attaches to it?
see image
deep transverse muscle,
identify on images ischial spine?
what attaches to it?
iliococcygeus, ischioscoccygeus
see image
identify sacrum on image?
what attaches to it
ischiococcygeus
see image
identify coccyx, what attaches it to?
see image
ischiococcygeus, iliococcygeus,
identify the borders of the pelvic outlet
anterior: pubic bone
medial and lateral: ischial tuberosities
posteriorly: coccyx
identifiy the piriformis on the model?
see image
provide the origin insertion innervation function for the piriformis muscle
o: Anterior aspect of the sacrum at the level of about S2 through S4
Sacrotuberous ligament
Periphery of the greater sciatic notch
I: greater trochanter
N: sacral plexus and S1-S2
F: Lateral Rotation of the hip when it is extended (that is when in standing).
Abduction of the hip when it is flexed.
Aids slightly in tilting pelvis laterally.
Also aids in tilting pelvis posteriorly by pulling the sacrum down towards the thigh
identify the sacrotuberous ligament?
see image
identify sacrospinous ligament
see image
how to properly ask for consent?
explicit informed continuing free volontary
upon external vaginal palpation what can you assess through observation
- trophicity
- color
- puffiness of labia majora
- labia minora
- sulcus
- presence of vaginal gapping
- central tendon of perineum