topic 29

Question 1

what are the branches of a. celiaca

TEGN!

Answer 1

1. a. lienalis
   rr. lienalis
   a. gastrica breves
   a. gastroepiploica sinistra
2. a. gastrica sinistra
3. a. hepatica
   rr. hepatici
   a. gastrica dextra
   a. gastroduodenalis
   - a. pancreaticoduodenalis cran
   - a. gastroepiploica dex

Question 2

what are the branches of a. mes cran

TEGN

Answer 2

1. a. ileocolica
   - a. colica media
   - a. colica dextra
   - r. colicus
2. a. pancreaticoduodenalis caudalis
   - a. cecalis
   - r. ilei antimesenterialis (same side as ceacum)
3. a. jejunalis
4. ends in a. ilealis -> r. ilei mes (in mesentary)

Question 3

what are the branches of mes caud artery

Answer 3

a. colica sin

a. rect cran

Question 4

(plica)

Answer 4

plica duodenocolica (duod asc to colon descendens)
plica ileocecalis

Question 5

diaphragma; lumbar part

Answer 5

L and R crus attatch to bodies of 3rd and 4th lumbar vertebrae

Hiatus aorticus - aorta abdominis run between the two crus
- aorta, azygous vein, thoracic duct

Question 6

diaphragma: Costal part

Answer 6

Arise from medial surface of 8th to 13th ribs

Interdigits with the transverse abdominal muscle

Question 7

diaphragma: sternal part

Answer 7

Arise from the dorsal surface of the sternum cranial to the xiphoid cartilage

Question 8

Cupula

Answer 8

bulges cran towards the lung into thorax

Question 9

Hiatus esophagus

Answer 9

In muscular part of right crus

- oesophagus, vagal nerve, sympathetic trunk

Question 10

foramen vena cava caudalis

Answer 10

Where muscular and tendinous part meets at the right side (centrum tendineum)

Question 11

shortly describe the Ggl of the undpaired arteries of the abdomen

Answer 11

all three ar found at level of arteries with same name: primarely symp fibers, to their organs, celiac is a paired ggl: L+R

Question 12

n. splancnhnicus majus

Answer 12

• leave symp tr at level of th13
• adrenal glands and aorta
• terminates in celiacomesenteric ggl.

there are also minor splanchnic nerves which have a similar distribution

Question 13

celiacomesenteric ggl aka

Answer 13

ggl. Soleare

Question 14

n. vagus in abdomen

Answer 14

the dors+ventr vagal branches

at level of hiatus aorticus the L and R dorsal branches unite to form the dorsal vagal trunk - same with ventral

Question 15

tr. vagalis dors provide

Answer 15

ps fibers to celiac ggl

Question 16

tr. vagalis ventr provide

Answer 16

PS fibers to liver and stomach

caud to stomach the PS innervation is not yet known, only theories