Final Exam Flashcards
the surface epithielium that line the lumen of the gall bladder is?
simple columnar
the surface epithielium that lines the lumen of the colon is?
simple columnar
the surface epithielium that lines the lumen of the stomach is?
simple columnar
within the liver the blood will flow
from the portal triads to the central vein
which will detoxify
hepatocytes
which layer is typically thickest in a vein?
tunica adventicia
which has the purpose of allowing a capillary bed to accomodate a rapid increase in blood flow without stressing the capillary wall
metarteriole
within elastic arteries which lumenal wall layer has fenestrated elastic laminae as its primary component
tunica media
why are venules susceptable to the effects of histamine
venules lack a complete tunica media
lymphatic capillaries have pericytes true or false
false
what is uniquely characteistic of the duodenum
the presence of brunners glands within the SM
which is lacking in the appendix?
villi
which is classified as both a physiologic sphincter and an anatomic sphincter
iliocecal valve
which organ has serosa most covering?
jejunum
tonsils are found where in the pharynx?
lamina propria
which salivary gland produces bout 60%of the total salivary output?
submandibular gland
which of the following is the prominent feature concerning the wall of the appendix?
lymph nodules
lacteals are found within the
submucosa of the duodenum
which of the following is covered by mostly adventicia but also a little serosa?
esophagus
which does not occur within the stomach?
absorption of nutrients
pepsinogen is produced by which stomach cell type?
chief cells
the gallbladder is not capable of coordinated peristalsis because?
the muscularis externus contains muscle that is not arranged
which is not a specialization associated with pancreatic ducts?
scatter DNES
the myenteric (auerbach) plexus is located between the?
longitudinal and circular muscle layers
which cells produce and release hydrochloric acid in the stomach?
parietal cells
which will increase muscular activity in the stomach?
secretin
which will cause the production and release of pancreatic enzyme into the duodenum?
cholecystokinin
which is a possible function for the appendix?
house beneficial bacteria
which is produced by the serous secreting acini within the salivary glands?
secretory IgA
which mucous glands are found in the lamina propria of the extreme proximal and distal esophagus?
esophageal cardiac gland
the upper 1/3 of the esophagus has a muscularis exterus that
is entirely skeletal muscle
the loss of which cell type would contribute to an inability to absorb vitamin b12?
parietal cells
the gallbladder is unique among the organs we have studied because it is the only organ to lack a?
submucosa
the surface epithielium that lines the lumen of the esophagus is?
stratified squemous
the surface epithieliun that lines the the lumen of the trachea is?
ciliated pseudostratified columnar
which comprises the majority of the functioning parenchyma in the pancreas?
exocrine secretion
which salivary gland produces a mixed product that is mostly mucus?
sublingual
langerhans cells are found in the surface epithielium of the
esophagus
which is a layer of loose alveolar connective tissue found covering an organ where peritonium is lacking?
adventcia
name the sublayer of connective tissue that directly supports the surface of epithielium
adventicia
as the amount of smooth muscle increase in the intrapulmonary bronchi the amount of _______ decrease
cartilage
which alveolar septal cell is specialized for gas exchange?
alveolar type 1 cells
which dome shaped secretory cell will degrade toxins and regenerate bronchiolar epithieluim?
clara cells
which alveolar septal cell produces pulmonary surfactant?
alveolar type 2
which alveolar septal cell is a stem cell for alveolar type 1 and type 2 cells?
alveolar type 2
which best describes the muscularis externus of the pharynx?
the muscularis externus exhibits a reverse pattern
the mucocilliary apparatus consists of?
sustentacular and goblet cells
respiratory disease syndrome is caused by immature _________ cells
alveolar type 2 cells
cigarette smoking can lead to emphysema by?
altering hepatocyte function of alpha 1 AT
within the respiratory system the third (smallest) particle of fiber consists of ?
brush cells
which lumenal wall sublayer is absent throughout the entire respiratory system?
muscularis mucosa
