Pelvic Stuff Flashcards
Major/false pelvis
Iliac fossa to pelvic brim
Minor/true pelvis
Pelvic brim to pelvic diaphragm
Osseus components
Os cox
Sacrum
Coccyx
Os cox
Ilium
Ischum
Pubis
All fuse in acetabulum
Pubic bones
Superior and inferior rami
Superior rami
Continuous with arcuate line
Inferior rami
Connects with ischium to make pubic arch
Pubic arch
Pubis and ischio inferior ramus
Pubic arch in males and females
<70 males
> 80 females
Ischiopubic ramus
Ramus if ischium meets with ramus of pubis
Ischial tuberosity
Sit bone
Posterior inferior border
Ischial spine
Superior border of lesser sc notch and inf border of greater sc notch
Order of posterior landmarks on hip from superior to inferior
PSIS PIIS Greater sc notch Ischial spine Lesser sc notch Ischial tuberosity
Sacrum what tilt and shape
Posterior tilt
Anteriorly concave
Coccyx
3-5 fused
No processes or foramena
No support but point of attachment for pelvic floor muscles
Lesser trochanter
Inf and medial
Greater trochanter
Sup and lateral
Female vs male
Female - shallow, ischial tuberosities everted
Male - ischial tuberosities longer, medial facing
False pelvis muscles
Iliopsoas
Rectus abdominus
When does psoas major join with iliacus
Join together at level of iliac crest
Cross over anteriorly and inserts on lesser trochanter
Rectus abdominus
Pubis up to xyphoid process
Deepest layer of pelvic muscles
Pelvic diaphragm
What’s in the pelvic diaphragm
Levator ani and coccygeus
What are levator ani muscles
Iliococcygeus
Pubococcygeus
Middle layer of pelvic muscles
Perineum
Middle layer (perineum)
Urogenital diaphragm
Only anterior
Urogrnital diaphragm muscles
External urethral sphincter
Deep transverse perineal
Deep transverse perineal originates
Ischial tuberosity
Superficial layer of pelvic muscles
Urogenital triangle
Anal triangle
Obturator internus
Where Origin insertion and through what
Anterolateral wall
Obturator foramen through lesser sc notch to greater trochanter
Piriformis
Where origin insertion through what
Posterolateral wall
Sacrum through lesser sc notch insert into greater trochanter
Pubococcygeus location
Most anterior and medial (encircles urethra vagina rectum)
Iliococcygeus location
Posterolateral
Pubis + ischial spine to coccyx
Coccygeus location
Most posterior
Ischial spine to coccyx
Does not go around holes
Urogenital triangle muscles
Most superficial
Ischiocavernosum
Bulbospongiosus
Anal triangle muscles
Superficial transverse perineum
Sphincter ani
Where does superficial transverse originate
Ischial tuberosities
Where does superficial transverse insert
Central/medial perineal tendon
What divides perineum into urogenital and anal regions
Superficial transverse
Bulbospongiosus in men
Unite midline and encircle corpus spongiosum
Rectum follows
Curvature is sacrum/coccyx
Female pouches
Rectouterine
Vesicouterine
Male pouch
Rectovesico
Urinary bladder in which pelvis
Completely in true pelvis
Females vs males bladder location
Females bladder on pelvic floor, males bladder prostate then pelvic floor
Ureters turn in medially at ______ and insert how on bladder
Ischial spine
Posterolaterally
How do the urethras go in the female
Ureteral opening
Internal ureteral orfice
Through urogenital diaphragm
External urethral orfice
Male internal to external orfice pathway
Prostatic urethra through prostate, membraneous urethra through urogenital diaphragm
Spongy/penile urethra through spongy
5x the length than females
Trigone
Most sensitive to pain
2x ureteral openings
1 x internal urethral orfice
Cowper’s gland /bulbourethral location
Posterolateral to each membranous urethra but empty into prox spongy
Broad ligament
Covers uterus, Fallopian tubes and ovaries
Continuous with peritoneum
Divides pelvic cavity into post and ant
Round ligament
Uterine horns (cornua) to anterior pelvic wall
Through inguinal canal
Onto labia majora
Uterosacral ligament
Uterus to sacrum
Lateral cardinal /cervical
Extend laterally to pelvic floor
Stabilize cervix
Meaovarium
Ovary to posterior broad ligament
Ovarian ligament
Ovary to lateral wall uterus
Suspensory ligament
Ovary to lateral pelvic wall
Ovarian vessels
Which fornix is longer
Posterior
Vulva meaning and other name
Pudendum
All portions of the external female genetalia
Vestibule contains
Urethral orfice
Vagina
Greater & paraurethral gland
Path sperm follows
Seminiferous tubules Rete testis Epididymus (caput, body, cauda) Vas def Seminal vesicles Ejaculatory duct Prostatic urethra Membranous urethra Penile urethra
What is epididymus continuous with
Vas deferens
Spermatic cord
Tail of epididymus to inguinal canal
Where is seminal vesicles located
Between bladder and rectum
Ejaculatory duct is the joining of
Seminal vesicles and vas def
Prostate gland if enlarged
Can block urine
3 cylindrical masses in penis
2x corpus cavernosa
1x corpus spongiosum
Root of penis
Location, structures, which is part of which
Prox corpus cavernosa is the crura
Prox corpus spongiosum is the bulb
Body of penis contains
Glands penis
Prepuce
Opening for urethra in penis
Glands penis
Foreskin
Prepuce
