Digestive System Flashcards
What cell in the liver actives phagocytosis of foreign particles?
Von Kupffer cells
What structure secretes mucus into the s-intestine to combat stomach acid?
Brunner’s gland
What type of epithelium lines the S-Intestine?
Simple columnar striated epithelium
What part of the stomach has deep pits and shallow glands?
Pyloric & Cardiac regions
What is the name of the localized thickening of the outer layer of smooth muscle in the L Intestine?
Taeniae coli
What type of salivatory gland contains deeply stained secretory cells & centrally located nuclei?
Serous gland
What cell produces intrinsic factor?
Parietal/oxyntic cell
The canals of Herring are associated w/ what substance?
Bile
What papillae is associated w/ von Ebner’s gland?
Circumvallate papillae
What nerve plexus is located between the 2 smooth muscle layers of the muscularisexterna in the s-intestine?
Auerbach’s plexus
What type of epithelium lines the stomach?
Simple columnar mucigenous bordered
What salivary gland contains striated ducts & is purely serous glandular elements?
Parotid Gland
What specialized cell is part of the simple columnar striated bordered epithelium of the s-intestine?
Goblet cells
Taenae coli are found in?
Colon
What cells secrete enamel?
Ameloblasts
What pyramidal cell of the stomach stains intensely w/ eosin?
Parietal/oxyntic cell
What major salivary gland contains an abundance of serous demilunes?
Submandibular Gland
What is the functional unit of the liver?
Hepatic acinus
Kellikrein is associated w/ what secretion?
Saliva
What is the name of the folding of the lamina propria&muscularis mucosa best seen in the jejunum?
Plicaecircularis
The liver has immunologic fxn since it secretes what type of immunoglobulins into bile?
IgA
What enzyme is necessary for the prod of melanin?
Tyrokinase
Where would cytoplasmic granules be seen most easily?
Stratum granulosum
What skin layer contains dead cells?
Stratum corneum
Tyrosine &tyrosinase are related to the prod of what substance?
Melanin
What skin layer, often obscured, exhibits little morphologic structures & poor staining w/ H&E?
Stratum lucidem
Panniculusadiposus is found in what skin layer?
Hypodermis
In what skin layer could the papillary layer be observed?
Dermis
What cell contains tonofilaments & tonofibrils?
Keratinocytes
What cell is found in the integument that is considered to be part of the immune system?
Langerhans cell
What layer is pigment cells located?
Stratum basale
What cell is thought to be a neuroendocrine or sensory origin?
Merkel cell
What CTprojection pushes up to the epidermal layer?
Dermal papillae
What nerve ending is responsible for fine tactile awareness?
Meissner’s corpuscle
What specialized cell, in the stratum spinosum, is related to antigen production?
Langerhans cell
Deep pressure is related to what dermal structure?
Pacinian corpuscle
