Date post: | 31-May-2015 |
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SENIORSENIORDIGESTIVE SYSTEMDIGESTIVE SYSTEM
Janet J. Nelson RNJanet J. Nelson RN
Alimentary Alimentary Canal:Canal:
PROCESS OF DIGESTION
1. INGESTION
2. MECHANICAL DIGESTION
3. CHEMICAL DIGESTION
4. MOVEMENTS
5. ABSORPTION
6. ELIMINATION
Digestion Animation
http://www.pennmedicine.org/encyclopedia/em_DisplayAnimation.aspx?gcid=000041&ptid=17
PERISTALSISPERISTALSIS
SALIVARY GLANDSSALIVARY GLANDS
DEGLUTITIONDEGLUTITION
http://www.hopkins-gi.org/Upload/200803141402_22821_000.swf
BUCCAL PHASEBUCCAL PHASE
PHARYNGEAL PHASEPHARYNGEAL PHASE
ESOPHAGEAL PHASEESOPHAGEAL PHASE
ESOPHAGEAL HIATUSESOPHAGEAL HIATUS
Layers of the stomachLayers of the stomach
EGDEGD
NOTICE: epiglottis, mucous lining of organs, valves, & NOTICE: epiglottis, mucous lining of organs, valves, & gastric pits.gastric pits.
http://daveproject.org/stomach-normal-upper-endoscopy/2005-01-11/
GASTRIC PITGASTRIC PIT
Gastric glands
Mucous cells= MUCOUS (thick & thin) Parietal cells= HCL acid and intrinsic factor
Chief cells= Pepsinogen Endocrine cells= Gastrin
EXOCRINE VS ENDOCRINE????
QUIZ REVIEW Complete “Window in the Stomach” Use Pat and/or models to locate:
Salivary glands Esophagus Esophageal hiatus Stomach
Fundus Body Pylorus Two sphincters Rugae Layers
EXOCRINE AND ENDOCRINE from small intestines
EXOCRINEPEPTIDASEMALTASE, SUCRASE, AND LACTASEINTESTINAL LIPASEMUCOUS CELLS
ENDOCRINE-To control bile and pancreatic juice secretion.
GREATER OMENTUM
Mesentery
Peristalsis Animation
http://www.pennmedicine.org/encyclopedia/em_DisplayAnimation.aspx?gcid=000097&ptid=17
http://www.anatomy.wisc.edu/courses/gross/