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Anatomy Year 2 - GI > Class 3 > Flashcards

Flashcards in Class 3 Deck (57)
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1

How long is the oesophagus?

25cm

2

What vertebral level is the oesophageal hiatus?

T10

3

Where are the three constrictions of the oesophagus located?

Cervical, Thoracic, Diaphragmatic

4

List the structures that go through the oesophageal opening in the diaphragm.

Oesophagus 

oesopheageal branch of left gastric artery

vagus 

left inferior phrenic vessels

 

5

What is the blood supply of the abdominal part of the oesophagus?

Branches of left gastric artery

6

What is the venous drainage of the abdominal part of the oesophagus?

Left gastric veins

7

What is the lymphatic drainage of the abdominal part of the oesophagus?

Left gastric lymph nodes

8

Stomach: name 2 orifices.

Cardial

Pyloric 

9

Stomach: name 2 curvatures.

Greater curvature 

Lesser curvature

10

Stomach: name 2 surfaces.

Anterior 

Posterior

11

Identify the different parts of the stomach: 

Cardia

Body 

Fundus 

Pylorus

See image

12

What is the pyloric sphincter?

Ring of smooth muscle controlling discharge of stomach contents into duodenum

13

Clinical aspects of pyloric sphincter: some children are born with ___________ ____________ ___________, presenting as _____________.

congenital pyloric stenosis

presents with vomiting.

14

What are the gatric folds/rugae of the stomach formed from?

Mucosal folds

15

In what 2 portions of the stomach are they most apparent?

Pylorus 
Greater Curvature 

16

Describe the arterial supply to the stomach.

Lesser curvature

Left gastric artery (from coeliac trunk) 

Right gastric artery (from common hepatic)

 

Greater Curvature

Left gastro-omental artery (from splenic artery)

Right gastro-omental artery (from common hepatic)

17

Name the 4 groups of lymph nodes that drain the stomach.

 

Gastric 

Pyloric 

Pancreatosplenic 

Pancreaticoduodenal 

18

The 4 primary lymph nodes that drain the stomach drain into which group of lymph nodes?

Coeliac lymph nodes

19

What nerve is key to controlling gastric motility?

Vagus

20

What is the effect of increased vagal stimulation on the pyloric sphincter?

Relaxes and opens 

21

What is the effect of increased vagal stimulation on gastric secretions?

Increased secretions

22

Name 3 parts of the small intestine

Duodenum, Jejunum, Illeum

23

Which part of the small intestine receives the opening of the bile and pancreatic duct?

Major duodenal papilla (duodenum)

24

Where is the foregut/ midgut boundary in the small intestine?

1/3rd of way along duodenum.

25

Which part of the small intestine is the shortest, widest and most fixed part?

Duodenum

26

Compare the jejunum and illeum in life.

 

Colour, Wall, Vascularity, Vasa recta Arcades, Fat in mesentery, Circular folds

27

How is the large intestine peritonised?

Caecum Ascending Colon  Transverse Colon  Descending Colon Sigmoid Colon 

Caecum - intra

Ascending Colon - retro

Transverse Colon  - intra
Descending Colon - retro

Sigmoid Colon - intra

28

In which abdominal region is the caecum and appendix located?

Right illiac

29

What is the midgut/hindgut boundary in the large intestine?

2/3rds along Transverse Colon

30

Which two structures open into the cavity of caecum?

Appendix 

Illeum