A6 - GI system Flashcards

1
Q

abdominal quadrants - name 2 lines that separate quadrants

A

transumbilical - horizontal

median saggital plane - vertical

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2
Q

abdomen - 9 regions

A

L & RHS

  • hypochondrium
  • flank
  • groin

MIDDLE ;

  • epigastic
  • umbilical
  • suprapubic
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3
Q

peritoneum is composed of what lining

A

mesothelial - simple squamous epithelium

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4
Q

intra peritoneal organs mnemonic

retro peritoneal organs mneomnic

A
intra; 
SALTD SPRSS
- Stomach 
- Appendix
- Liver
- Transverse colom 
- Duodenum 
  • Small intestine ; jejunum & ileum
  • Pancreas
  • Rectum (only 3rd part)
  • Spleen
  • S??
retro; 
SAD PUCKER; 
- Suprarenal glands 
- aorta/IVC 
- duodenum - rest of it 
  • Pancreas
  • Ureters
  • Colon - ascending and descending
  • Kidneys
  • Eosophagus
  • Rectum
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5
Q

IVC is on what side of body

A

RHS

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6
Q

duodenum wraps around ;

A

pancreas

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7
Q

pancreas exocrine & endocrine secretion;

A

EXO; pancreatic enzymes
ENDO; glucagon and insulin

hint ; X; P is furtehr on un alphabet than N

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8
Q

small bowel refers to?

function

A

small intestine

f; chemical digestion and absorption of nutrients

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9
Q

great mesentery carries

A

mesenteric arteries and veins , AN fibres & lymph

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10
Q

where does the hepatic portal vein get its blood from

A

GI tract and spleen

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11
Q

from which branch of the aorta do the hepatic arteries arise from

A

AORTA

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12
Q

SPLEen function

A

filters blood blood by removing red blood cells

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13
Q

spleen lies between which ribs

A

9-12 on LHS

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14
Q

DERMATOME vs MYOTOME

A

D; area of skin supplied by one single spinal nerve

M ; group of muscles that a single spinal nerve innervates

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15
Q

pain from stomach referred to what region

2) DECENDING COLON

A
  • EPIGASTRIC

- INGUINAL CANAL

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16
Q

inguinal ligament attachments

A

ASIS to pubic TUBERCLE

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17
Q

LIVER has 2 blood supplies

A

hepatic portal vein - deoxygenated blood

hepatic arteries - oxygenated blood

18
Q

ABDOMINAL wall layers from superficial to deep

A
  • skin
  • superficial fascia
  • muscles; external, internal obliques and trasversalis abdominis
  • fascia (trasversali???)
  • parietal peritoneum
19
Q

inguinal ligament is formed by ?

A

external oblique aponeurosis

20
Q

what structures run deep to inguinal ligament

A
  • psoas major
  • iliacus
  • femoral sheath ; VAN & lymph
21
Q

learn about inguinal canal with images

A

ASAP

22
Q

INGUINAL canal openings can be found where?

A

deep ring/opening ; transversalis fascia
superficial ring ; external oblique aponeurosis

check this ?

23
Q

what passes through inguinal canal

A

males ; spermatic cord

females ; round ligament of uterus

24
Q

displacement of organs to unusual positions is called ?

A

HETEROTOPIA

25
Q

QUADRATUS lumborum function

A

extension & lateral flexion of vertebral column ie spine

26
Q

branches of abdominal aorta

A

major; coeliac trunk, SMA & IMA

minor ; find mnenomic in notes

27
Q

IVC tributaries

A

hepatic portal vein

find the rest in notes

28
Q

where does hepatic portal vein drain

A

IVC

29
Q

TEETH

A
  • incisors ;8
  • canines ;4
  • premolars ;8
  • molars ;12 including 4 wisdom teeth
30
Q

palates; what bones form them?

A

HARD; palatine process of MAXILLA & horizontal plane of PALLATINE bone

soft; purely muscular

31
Q

arches in the mouth ;
anterior ;
posterior ;

what lymphoid tissue is found between the 2 arches

A

ant; PALLATOGLOSSEUS muscle
post; PALLATOPHARYNGEUS muscle

? find out !

32
Q

salivary glands
- look up diagram

parasymp innervation to;

  • parotid gland
  • submandibular gland
  • sublingual gland
A
  • PG; CN 9 ; GLOSSOPHARYNGEAL
  • SM; CN 7 ;FACIAL
  • SL ; CN7 ; FACIAL
33
Q

what type of epithelium lines oesophagus

2) stomach

A
  • stratified squamous

2) ; mesothelial - simple squamous

34
Q

stomach diagram - structure

A
  • oesophagus & gastro - oesphgeal junction
  • fundus
  • body
  • pylorus
35
Q
greater momentum 
lesser omentum 
- attachments 
- functions 
- how many layers 

great mesentery attatchments
- What does it carry

A

G0; greater curvature of stomach to traverse colon
stores fat and prevents spread of disease

L0; lesser curvature of stomach to liver

layers ; 4 ; 2 parietal, 2 visceral

GREAT MESENTERY ; small intestine i.e. jejenum TO posterior abdominal wall

carry? mesenteric arteries, veins, AN fibres & lymph

36
Q

major duodenal papilla

A

opening of pancreatic duct into duodenum

37
Q

into which structure does chyme in the ileum pass next

A

CECUM

38
Q

sigmoid mesocolon ?

A

?

39
Q

function of large intestine

A
  • absorb water from indigestible food matter

- transmit waste material from body

40
Q

TAENIAE COLI

A

?

41
Q

body of pancreas is posterior to what organ

A

STOMACH

42
Q

WHAT IS LIVER RELATED TO SUPERIORLY

A

?