GI 3 Flashcards
0
Q
Degluttination relex N
A
CN 5, 7, 9, 10, 12
1
Q
Saliva constituents
A
Mucin
Ptylain
Urea
Bacteriocidal compounds
2
Q
Phases of swallowing
A
Oral (voluntary)
Pharyngeal (consci)
Esophageal (invol)
3
Q
Anatomical LES ⛔️reflux
A
FRED
Flutter valve P
Redundancy mucosa
Eso angle
Diaphragm pinch
4
Q
Stomach Fn
A
Prox: receive & store food
Distal: mix+grind & move food to SI
5
Q
Prox Stomach motility
A
Tonic ⚪️ sm M
Swallow center & TensionR ➡️✳️ inhibitor neuron ➡️⛔️⚪️sm M= relax
6
Q
Distal Stomach motility
A
Peristalsis pacemaker
Ring mid stomach ➡️ twd pylorus: open sphincter➡️ acid chyme goes both directions ➡️ close p.sphincter