Anatomy Flashcards
What does the bony pelvis consist of?
2 hip bones
Saccrum
Coccyx
Outline the pelvic inlet
Sacral promontory
Ilium
Superior pubic ramus
Pubic symphysis
Outline the pelvic outlet
Pubic symphysis Ischiopubic ramus Ischial tuberosities Sacrotuberous ligaments Coccyx
List palpable landmarks of the pelvis
Ischial tuberosity Iliac crest ASIS Pubic tubercle PSIS Pubic symphysis Coccyx Sacrum
Where are the ischial spines palpable?
4 and 8 o’clock on vaginal exam
Where does the inguinal ligament attach?
Between the ASIS and pubic tubercle
What are the joints of the pelvis?
Sacroiliac joint (x2) Hip joint (x2) Pubic symphysis
What are the 2 ligaments of the pelvis?
Sacrotuberous
Sacrospinous
Where does the sacrotuberous ligament attach?
Sacrum to ischial tuberosity
Where does the sacrospinous ligament attach?
Sacrum to the ischial spine
What passes through the obturator foramen?
Obturator nerve and vessels
Trauma to bony pelvis can damage what?
Common iliac artery Common iliac vein Sacral nerves/plexus Uterus Bladder Rectum
Is the AP and transverse diameters of pelvis larger in males or females?
Females
Is the subpublic angle and pelvic arch wider in males or females?
Females
Is the pelvic cavity shallower in males or females?
Females
Is the greater sciatic notch bigger in males or females?
Females
Is the sacrum and coccyx more curved in males or females?
Males
When does the anterior Fontanelle close over?
9-18 months
When does the posterior Fontanelle close over?
3-6 months
What is the ability of the bones to move over each other to allow delivery of foetal head called?
Moulding
What pouches does the peritoneum form?
Vesico-uterine
Recto-uterine (pouch of Douglas)
How do you get rid of fluid collected in the pouch of douglas?
Drainage by needle passed through posterior fornix of vagina
Are the broad ligaments of the uterus 1, 2 or 2 layers of peritoneum?
2
Where does the broad ligaments extend?
Between uterus and lateral walls and floor of pelvis
What does the broad ligament contain?
Uterine tubes
Proximal part of round ligament
The round ligament is an embryological remnant of what?
Gabernaculum
What ring dos the round ligament pass through?
Deep inguinal ligament to attach to superficial tissue of female peritoneum
What are the 3 layers of the body of the uterus?
Perimetrium
Myometrium
Endometrium
What are the most common positions of the uterus?
Anteverted
Anteflexed
What is the position of an anteverted uterus?
Uterus tipped anteriorly in relation to axis of vagina
What is the position of an anteflexed uterus?
Uterus tipped anteriorly in relation to axis of the cervix
What are other variations of position of the uterus?
Retroverted (tipped posteriorly in relation to axis of vagina)
Retroflexed (tipped posteriorly in relation to axis of cervix)
Where does fertilisation normally take place?
Ampulla of uterine tubes
What is a bilateral salpingo-oophrectomy?
Removal of both uterine tubes and ovaries
What is a unilateral salpingectomy?
Removal of one uterine tube
What test can be done to check the patency of ends of uterine tubes?
Hysterosalpingogram - HSG
Is the vagina an open or closed tube?
Closed apart from superiorly where cervix holds it open- fornix
Nerve supply of the levator ani muscle?
Nerve to levator ani (S3,4,5)
Nerve supply to perineal muscles?
Pudendal nerve
Over which ribs does the female breast extend?
2-6
What muscles does the female recast lie superiorly to?
Pec major
Serratus anterior
Where is the retromammary space?
Between fascia and the breast
What are the 4 quadrants of the breast?
Upper outer
Upper inner
Lower outer
Lower inner
Where does majority of breast lymph drain to?
Ipsilateral axillary lymph nodes then supraclavicular lymph nodes
Where an lymph from inner breast drain to?
Parasternal lymph nodes
Where can lymph from lower inner breast drain to?
Abdominal lymph nodes
Level 1 axillary node clearance means?
Inferior and lateral to pec minor