Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
7 Cards in this Set
- Front
- Back
|
The salivary glands and pancreas are ____ ____ glands
|
compound acinous
|
|
|
How deep do the crypts of Lieberkuhn extend?
|
Into the submucosa
|
|
|
What stimulates the secretion of mucus from the mucous/goblet cells?
|
They function mainly in response to local irritation of the epithelium
|
|
|
Describe the three types of stimulation that activates the ENS.
|
1. Tactile stimulation
2. Chemical irritation 3. Distention of the gut wall |
|
|
Stimulation of _____ nerves to the alimentary nerves to the alimentary tract increases the rates of alimentary glandular secretion
|
Parasympathetic
|
|
|
If parasympathetic stimulation is already causing copious secretions by the glands , what should we expect if we add sympathetic secretion?
|
The superimposed sympathetic secretion usually reduces the secretion
|
|
|
Describe the dual effect of sympathetic stimulation on the GI tract.
|
1. Sympathetic stimulation alone- slightly increases stimulation
2. Para + Sym stimulation - significant reduction of secretion because of the vasoconstrictive reduction of blood supply |
