Perineum Flashcards
perineum is a (shallow or wide?) compartment bounded by the pelvic _____
Shallow
outlet
perineum is separated from the pelvic cavity by the fascia covering _____ aspect of the pelvic ______.
inferior
diaphragm
Boundaries of Perineum
- Anteriorly: _______
- Anterolaterally: ______
- Laterally: ______
- Posterolaterally: ______
- Posteriorly: inferior part of _____ and _____
pubic symphysis
ischiopubic rami
ischial tuberosities
sacrotuberous ligaments
sacrum & coccyx
Triangles of the Perineum
- The _____-shaped perineum
- is divided into 2 by a transverse line joining the (anterior or posterior?) ends of the ________
diamond
Anterior
ischial tuberosities.
The urogenital triangle lies (anterior or posterior?) to the line, while the anal triangle is (anteriorly or posteriorly ?) sited.
Anterior
Posteriorly
Fasciae of the Perineum
-In the urogenital region
- Superficial Fascia
- Superficial ____ layer
-Deep _____ layer
fatty
membranous
Deep membranous layer of the superficial fascia of the urogenital triangle
^ aka ____ fascia
^ Continuous anteriorly with ___ fascia containing the ____ and _____ layer of superficial fascia of anterior abd wall’s fascia(____)
^Attached posteriorly to ____ border of _____
Colle’s
scrotal
dartos & membranous
Scarpa
posterior
perineal membrane
- Deep Fascia of the Perineum
- ______
Perineal membrane
Perineal Body
-Midpoint of line joining the ______ is the ____ point of the perineum; the location of the perineal body.
ischial tuberosities
central
Perineal body is site of convergence of:
- ________ muscle
- ________
- _____ and ________ muscles
- (Smooth or striated?) & (voluntary or involuntary?) slips of muscle from ______ , _____ & _______
- Anteriorly, perineal body blends with ____ border of _____
Bulbospongiousus
External anal sphincter
Superficial & deep transverse perineal
Smooth; Voluntary
external urethral sphincter; levator ani; muscular coat of rectum.
posterior; perineal membrane
Superficial perineal space
-between ____ fascia and the ___ fascia of the ____
colle’s
inferior
urogenital diaphragm
Deep perineal space-
-between ____ and ______ of ______
superior and inferior fascia
urogenital diaphragm
Contents of Superficial Perineal Pouch in the female
- _____ of the _____ on each side of the _____
- _____ of _____
- _________ _____ muscles
- _______ glands on each side of the _____
- _______ branch of the _____ vessels and _____ nerves
bulbs of the vestibule
vaginal orifice
crura of clitoris
superficial perineal
greater vestibular
vaginal orifice
deep perineal; internal pudendal ; pudendal
superficial perineal muscles
- ______ muscle
- ______ muscle
- ___________ muscles
bulbospongiosus
ischiocavernous
superifcial transverse perineal
bulbospongiosus muscle surrounds____ of the _____ and covers the ______
orifice of the vagina
vestibular bulb
ischiocavernous muscle covers ______ on each side
crus of clitoris
Contents of Superficial Perineal Pouch in the male
- ___ of the ____ and associated muscles ( _____ and _____)
- (proximal or distal ?) or ____ part of the ____ urethra
- ________ muscles
- _____ branch of the internal pudendal vessels and ____ nerves
root
penis
ischiocavernosus and bulbospongiosus
Proximal; bulbous; spongy
superficial transverse
deep perineal ; pudendal
root of the penis include???
bulb and crura
Deep Perineal Pouch
- superficial : _____
- deep: _____ fascia of ______
- each side : ______
- posteriorly: closed by ____ fascia of urogenital diaphragm, perineal membrane
- Anterior: closed by ______ ?
perineal membrane
superior ; urogenital diaphragm
ischiopubic rami
superior; perineal membrane
Deep perineal pouch lies between the ______ and fascia over ____ aspect of levator ani muscle
perineal membrane
inferior
Deep perineal Pouch contains _____ urethra passing through the perineal membrane and sphincter ___ and ________ muscles
membraneous
urethra
deep transverses perineum
the urogenital diaphragm is a _____ layer between the ____ and limited inferiorly by the _____
fibromuscular
pelvic floor
perineal membrane
Contents of Deep Perineal Pouch -In both sexes: Part of \_\_\_\_\_ \_\_\_\_ part of \_\_\_\_\_ muscle (Anterior or posterior?) extensions of \_\_\_\_\_\_ at pads
urethra
Inferior; external urethral sphincter
Anterior
ischio-anal f
Contents of deep perineal pouch in Males
- ______ part of urethra
- _______ muscles
- _______ glands
- (ventral or Dorsal?) neurovascular structures of penis
Intermediate
Deep transverse perineal
Bulbo -urethral
Dorsal
Contents of deep perineal pouch in Females
- (Proximal or distal?) part of urethra
- A mass of (smooth or striated ?) muscle associated with the _____
- (ventral or Dorsal?) neurovascular bundles of ______
Proximal
Smooth
perineal body
Dorsal
clitoris
Other notable structures in Perineum
- _______ fossae
- ______ canal
- _____ canal
Ischio-anal
pudendal
Anal
Perineumal body lies between anus and vestibule of the vagina
T/F
T
