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Chap 17

digestive system

QuestionAnswer
___ is the digestive process occuring in the small intestine. absorption
Saliva is invloved with the digestive process known as chemical digestion
teeth, stomach, and the large intestine are involved with the digestive process known as mechanial digestion
release of feces is controlled by the digestive process of defecation
intake of food is called ingestion
the movement of food down the alimentary canal is known as propulsion
____ glands produce saliva salivary glands
bile is stored in the gall bladder
produces bile liver produces bile
____ is produced to break down fats bile
pancreatic juices are prod by the pancreas
absorption of water from the feces occurs in the lg. intestine
absorption of nutrients from food occurs in the sm. intestine
connecting the mouth to the esophaus is pharynx
hydrochloric acid is produced by the stomach
food travels through the ______ to get to the stomach esophagus
mechanical and chemical digestion occurs in the ____ via teeth and salivary glands. mouth
opening to the rectum is anus
what regulates the release of feces rectum
length of lg. intestine 7ft
length of sm. intestine 18-20 ft
which bones make up hard palate palatine bones
what propels food down into parynx tongue
what bone is the point of attachment for the tongue hyoid
how many primary teeth 20
primary incisors 8
primary molars 8
primary cuspids 4
part of tooth that is above gumline crown
part of tooch that is below the gumline root
socket in which the tooth sits in is called aveolar process
hard outer covering of the tooth is called enamal
connective tissue holding the tooth in place is called pariodontal ligament
tooth is held into socket by tissue called cementum
another term for the gum gingiva
3 types of salivary glands 1. parotid2. submandibular3. sublingual
3 constrictor muscle types found in pharynx 1. mandible superior contractor2. middle constrictor muscle3. inferior constrictor muscle
during swallowing, aka_____, the ______ and _______ rises. deglutition, uvula and soft palate
during swallowing the ____ closes off the top of the trachea epiglottis
during swallowing the ____ ____ and _____ elevate hyoid bone and larynx
during swallowing the ____ ____ ____ relax and the ____ oepns inferior constrictor muscles- esophagus
how is food pushed through the parynx during swalloing once it enter the pharynx peristalsis
___ is a J shaped organ made of smooth muscle fibers stomach
list the 3 phases of gastric secretion 1. cephalic2. gastric3. intestional
which gastric secretion phase is triggered by entry of food in stomach gastric phase
which gastric secretion is triggered by taste and smell cephalic phase
which gastric secretion phase is triggered by the entry of good in the small intestine intestional
___ is the term used for food that has been digested by the stomach chyme
in ordered for chyme to exit the stomach the ___ _____ must relax pyloric spincter
____ is the hormone that signals the pancreas to produce pancreatic juices acidic chyme
4 functions of liver 1. converts noncarbs into glucose2. oxidizes fatty acids3. removes toxins4. produces and secretes bile
describe condition which stimulates the realease of bile fatty chyme entering duodenum stimulate gall bladder to release bile
3 parts to small intestine 1.duodenum2. jenjunum3. lleum
what is the function of mesentery hold interal organ in place
what fucntion of villi in small intestine moves chyme downward into lower intestine
segmentation pushing food down esophagues
peristalsis goes around the whole thing
which condition within the intestinal wall will cause diarrhea over distended wall
4 functions of large intestine 1. absorbs water 2. secrets mucus 3. forms feces 4. carries out defecation
5 components of feces 1. water 2. electrolyes 3. mucus 4. bacteria 5.bile
5 life span changes with digestive system 1. teeth sensative2. gum recede3. heart burn more frequent4. constipation more frequent
hepatitis inflamation of liver
Created by: Mollie28