Obs and Gynae Surgical Incisions Anatomy

Question 1

what is the name of a vertical midline incision?

Answer 1

laparotomy

Question 2

what location is the incision for a lower segment caesarean section made?

Answer 2

suprapubic

Question 3

label

Answer 3

Question 4

what is the linea alba?

Answer 4

midline blending of aponeuroses

Question 5

what direction do external oblique fibres run in?

Answer 5

DOWN (hands in pockets)

Question 6

what direction do internal oblique fibres run?

Answer 6

UP

Question 7

order of muscles, internal to externally?

Answer 7

transversus abdominis

internal oblique

external oblique

Question 8

what divides up the rectus abdominis?

Answer 8

tendinous intersections

Question 9

what is the rectus abdominis divided up into?

Answer 9

3/4 smaller muscles

Question 10

where does the linea alba run from?

Answer 10

xyphoid process to pubic symphysis

Question 11

where is the rectus sheath?

Answer 11

immediately deep to superficial fascia

Question 12

what surrounds rectus abdominis?

Answer 12

rectus sheath

Question 13

label

Answer 13

Question 14

where does the nerve supply to anterolateral abdo wall travel?

Answer 14

between internal oblique and transversus abdominis

Question 15

what is the name given to 7-11th intercostal nerves?

Answer 15

thoracoabdominal nerves

Question 16

what is the name given to T12?

Answer 16

subcostal nerve

Question 17

what is the name given to the two branches of L1? where do they lie in relation to eachother?

Answer 17

iliohypogastric (superior)

ilioinguinal (inferior)

Question 18

blood supply of lateral abdominal wall? where do these arteries come from?

Answer 18

intercostal and subcostal arteries

from posterior intercostal arteries

Question 19

blood supply to anterior abdo wall? where do these arteries come from?

Answer 19

superior epigastric (from internal thoracic)

inferior epigastric (from external iliac)

Question 20

where do the arteries that supply the anterior abdo wall lie in relation to the rectus abdominis?

Answer 20

posterior

Question 21

where should incisions in muscle be made?

Answer 21

in the same direction as muscle fibre

Question 22

in a LSCS, what happens to the rectus muscles?

Answer 22

separated laterally, NOT CUT

Question 23

what layers are stitched closed after a LSCS?

Answer 23

uterine wall

rectus sheath

fascial layer (if high BMI)

skin

Question 24

layers opened when doing a laparotomy?

Answer 24

skin

fascia

linea alba

peritoneum

Question 25

layers stitched closed when doing a laparotomy?

Answer 25

peritoneum

linea alba

fascia (if high BMI)

skin

Question 26

what do midline incisions have a high risk of? why?

Answer 26

wound complications due to poor blood supply

Question 27

in a laparoscopy, what incision is required?

Answer 27

sub umbilical incision

Question 28

in a laparoscopy, if a lateral port is inserted, what must be avoided?

Answer 28

inferior epigastric artery

Question 29

where is the deep inguinal ring located?

Answer 29

half way between

ASIS and pubic tubercle

Question 30

what are the two types of hysterectomy?

Answer 30

abdominal

vaginal

Question 31

layers cut in a c section?

Answer 31

skin

superficial fascia

deep fascia

rectus sheath

rectus abdominis

transversalis fascia

extra peritoneal CT

peritoneum

uterus