Control of Digestive Tract Flashcards
1
Q
What is the main cranial nerve involved in regulating the digestive system?
A
Vagus nerve (X)
2
Q
Name the two main reflexes the affect motility in the intestines?
A
- Gastrolienal Reflex
- Gastrocolic Reflex
3
Q
State the stimulus for the Gastrolienal reflex?
A
The Gastrolienal Reflex is initiated when the stomach distended. It intensifies peristalsis in the small intestines so chyme is moved into the caecum
4
Q
State the stimulus for the Gastroocolic reflex?
A
The Gastrocolic Reflex is initiated when the stomach distended. It stimulates mass peristalsis in the colon
5
Q
The wave-like, rhythmic contractions that move food through the digestive tract are called?
A
Peristalsis
