Chapter 23 GI part 2

The ____________ is the ____________ for food into the ________ through food ____________

________________ _______ increase surface area and help the ____________ collapse when not active

The _______________ ____________ is the physiological sphincter that helps the _____________ close when food is not being swallowed

A ________ _______ is the weakening of the gastroesophageal sphincter

GERD refers to _______________ ________ _________

_______________ is first symptom

Burning substernal pain that occurs when _________ acid ___________ into the __________ 

Likely to happen after eating or drinking too much

Conditions that force abdominal contents superiorly

Obesity

Pregnancy 

running

_____________ refers to the 2 major phases of swallowing, the _________ ______ and the ______________________ ________

Deglutition

The ________ ______ is __________and occurs in the mouth

Ends when a food _______ or some saliva leaves the mouth and stimulates __________ __________ in the __________ ________ initiating the next phase

Deglutition

The ____________________ ________ is _____________ and controlled by the _____________ _________ in the ________ and lower pons

Inhibits ______________ momentarily and all routes except the _____________ close

Solid foods pass from oropharynx to stomach in __ seconds

Fluids in __ seconds

The _____________ is a holding area for _________ food, it creates ________ by further degrading food with a _____________ motion

The __________ __________ at stomach-duodenum junction controls _________ _________

In the stomach, the ______ reinforces and surrounds gastroesophageal sphincter

Stomach innervation

The stomach has sympathetic fibers from ___________ __________ _______ relayed through the ________ ___________

Stomach innervation

The stomach has parasympathetic fibers from the _________ _______

Stomach blood supply

Arterial Supply is from the _________ and _________ _________ of _________ _______

Stomach blood supply

Vein drainage is part of the _________ ______ ________

Part of _______ ______ _________ and drains into _________ ______ ______

Drapes inferiorly from the greater curvature of the stomach to cover the coils of the small intestine

Runs dorsally and superiorly wrapping the spleen and the transverse portion of the large intestine 

Blends with dorsal mesentery mesocolon

The ________ _____________ contains large amounts of ______ _______ in __ ________

________ ______ ______ are found in neck of stomach and deep within glands, they secrete a ______ _______ _______

Name two changes to the tunics of the stomach that differ from the standard tunics of the GI tract

__________ __________ _____ ___ of the _________ produce __________ two-layer ________ mucus 

Viscous and insoluble surface layer 

 Bicarbonate-rich fluid beneath

Mucus cells in ________ ________ of ________ and _________ secrete gastric fluid

Mucus cells in __________ ________ of _________ __________ produce _______ and stimulatory hormone _______

The innermost _______ ________ ________ layer of the _________ muscularis externa physically breaks and pummels food by ramming it into the ________ _________