Abdomen Flashcards
in adults, what is the size of an esophagus
10-13 inch LONG
3/4 inch ACROSS
an organ in the abdomen that mainly function by propelling the food into the stomach
esophagus
Dilated saclike organ structure that can be found in the LUQ
stomach
what are the 2 important structures (sphincter) of the stomach? and describe their location
- cardiac sphincter (entrance of stomach)
- pyloric sphincter (exit of the stomach)
the primary function of this organ is to store food & mix it with gastric juices composed of ________,
________, ________
stomach
- mucus
- pepsin
- hydrochloric acid
in the stomach, an intrinsic factor binds with vitamin ______ to be absorbed in the small intestine
vitamin B12
the stomach passes _____ into the small intestine for absorption and digestion
chyme
an organ that absorbs essential nutrients into the blood stream
small intestine
what are the 3 major parts of the small intestine
- duodenum (10 inch, the bile is added to chyme)
- jejunum (8ft w/ ileum - break down and absorb most nutrients)
- ileum (12ft)
it is the primary site for digestion aided by _____,_______,_______
small intestine
- liver
- gallbladder
- pancreas
it is an ileocecal junction and the narrowest part of the intestine (frequent site of bacteria)
appendix
it is an organ that measures 5-6ft long and primarily functions by absorbing ______ and _________
large intestine
- sodium
- water
this organ stores food residue then eliminates these waste products
large intestine
one of the functions of the large intestine is to synthesize the vitamins _____ and ______
vitamin B12 & K
what are the different parts of the large intestine
- cecum
- ascending colon
- transverse colon
- descending colon
- sigmoid colon
- rectum
- anus
what are the 6 accessory organs in the abdomen
- salivary glands
- liver
- gallbladder
- bile ducts
- pancreas
- spleen
what are the 3 types of salivary glands
- parotid
- submandibular
- sublingual
an organ that produces saliva to moisten and lubricate food
salivary glands
salivary glands secretes ______ which converts into starch and into _______
amylase
maltose
an organ that metabolizes carbohydrates, fats, and proteins and also detoxify the blood
liver
the liver contains glucose and converts it into _______.
the liver converts ammonia to ________ for ________
- glycogen
- urea
- excretion
the liver also synthesizes ______ (CHON), stores _______ (ADEK,B12), essential nutrients and ________ (iron & copper)
- plasma protein
- vitamins
- minerals
an accessory organ that secretes or produces bile
liver
it is a green fluid that helps in digesting fats & absorbs fatty acids, cholesterol and other lipids which gives stool its color
bile
an organ that stores and concentrates bile
gallbladder
what are the different bile ducts
- hepatic duct
- cystic duct
- common bile duct
● ________ - drain bile from the liver
● ________ - drains bile from the gallbladder
● _________ - receives bile from the hepatic & cystic ducts
& empties bile from the duodenum
- Hepatic ducts
- Cystic duct
- Common Bile Duct
Beta cells - release _____
Alpha cells – secretes ______
○ Glycogen into the bloodstream
Delta cells – ___________
(hypothalamic inhibiting hormone)
F cells - secrete __________ that regulates the release of pancreatic enzymes
- insulin
- glucagon
- somatostatin
- pancreatic polypeptide
an organ that is located at the left side of the abdomen and primarily function by filtering blood (removing old / damaged blood cells & platelets)
spleen
it is a serous membrane that covers the abdominal cavity
peritoneum
the peritoneum consists of two layers which are
parietal and visceral
________ – lines walls of abdomen
________ – coats the outer surface of organs
● Parietal
● Visceral
the ________ maintains homeostasis of fluids electrolytes, and the acid-base system and also controls _______ through the secretion of _____
- urinary tract
- BP
- renin
the urinary tract secrete ______ which stimulate RBC production
erythropoietin
what is the normal shape of an abdomen in an adult
flat round, scaphoid
for muscular patients, the shape of the abdomen is _______
flat
for infants and toddlers, there abdomen shape is ______ due to poor muscle tone
round/ rounded