Abdomen I Flashcards Preview

𝔸𝕟𝕒𝕥𝕠𝕞𝕪 ⚕ (Year 3) > Abdomen I > Flashcards

Flashcards in Abdomen I Deck (144)
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1

What are the 3 superior boundaries of the anterior abdominal wall?

  • xiphisternal joint
  • xiphoid process
  • costal margin

2

What are the 4 inferior boundaries of the anterior abdominal wall?

  • iliac crest
  • pubic symphysis 
  • inguinal ligament
  • ASIS

3

Where does the inguinal ligament attach?

  • to the ASIS and the pubic tubercle 

4

What kind of a joint is the pubic symphysis?

  • secondary cartilaginous

5

What are 6 soft tissue landmarks of the anterior abdominal wall?

  • umbilicus L4 
  • external oblique
  • linea semilunaris 
  • rectus abdominis
  • linea alba 
  • tendinous intersections

6

What 2 planes divide the abdomen into 4 quadrants?

  • transumbilical 
  • median

7

What 3 planes divide the abdomen into 9 regions?

  • transpyloric/subcostal
  • intertubercular
  • midclavicular

8

What 7 structures can be found at the transpyloric plane?

  • origin of superior mesenteric artery
  • origin of portal vein
  • hilum of left kidney 
  • origin of renal arteries
  • duodenojejunal flexure
  • termination of spinal cord
  • pylorus

9

What are the 4 structures found in the transtubercular plane?

  • tubercles of the iliac crest
  • L4/L5
  • origin of IVC
  • confluence of common iliac veins

10

Label this image

11

Label this image

12

At what level is the transpyloric plane?

  • L1

13

At what level is the subcostal plane?

  • L2

14

At what level is the transtubercular plane?

  • L4/L5

15

What 2 fascia does the superficial fascia become?

  • Camper's fascia (fatty)
  • Scarpa's fascia (membranous)

16

What is the Camper's fascia continuous with? (4)

  • superficial fascia of thigh
  • superficial fascia of penis
  • dartos fascia (male)
  • perineum and labia majora (fem)

17

What is Scarpa's fascia continuous with? (4)

  •  fascia lata of thigh 
  • superficial ligaments of penis 
  • colles' fascia (male) 
  • perineum and labia majora (fem)

18

What does the superficial fascia contain?

  • fat 
  • superficial veins and nerves of the anterior abdominal wall

19

Label this image

20

Where can urine pool in men if the urethra ruptures?

  • in the superficial perineal space
  • scrotum 
  • lower anterior abdominal wall 

21

What is the fiber direction of the external oblique muscles?

  • inferomedial 

22

What is the anterior border of the rectus sheath?

  • medial aponeurosis

23

Where does the inguinal ligament go from and to?

  • ASIS to pubic tubercle

24

What is the inferior border of the external oblique?

  • inguinal ligament

25

What is the origin of the external oblique?

  • external surfaces of 5-12th ribs

26

What is the insertion of the external oblique (3) ?

  • linea alba 
  • pubic tubercle 
  • anterior half of iliac crest

27

What is the nerve supply of the external oblique?

  • thoracoabdominal nerves (T7-T11) and subcostal nerve (T12)

28

What is the function of the external oblique?

  • compresses and supports abdominal viscera, flex and rotate trunk

29

What is the anterolateral wall of the abdomen made up of?

  • 3 flat muscles : external oblique, internal oblique and transversus abdominis

30

What are the muscles of the anterolateral abdominal wall equivalent to?

  • intercostal muscles of the thorax