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Retroperitoneal Organ

Pancreas

Mesentery

holds arteries and nerves coming into digestive tract

Parotid Gland

largest salivary gland

Lower esophageal Sphincter

failure results in reflux; acid into esophagus

Deglution

Swallowing

lacteals

involved in absorption of fatty substances

Parietal cells

responsible for production of intrinsic factor and stomach acid

HCL

converts pepsinogen to active pepsin

Parietal cells

helps in activation of inactive pepsinogen to active pepsin

Cephalic phase

triggered by sight, smell, and taste

Gastrin

stimulates parietal cells to increase acid production

submucosal plexus

network of nerves responsible for the primary regulation of secretin in the GI tract

CCK

released by the presence of fatty acid in the duodenum; acts on the gall bladder

Small intestine

duodenum; jejenum; ileum

Secretin

substance produced by cells of the duodenum due to acidic contents in the lumen

Branches of the celiac trunk

common hepatic; left gastric; splenic

Organ that contains endocrine and exocrine cells

pancreas

GIP

substance that directly stimulates secretion of insulin

Functions of the liver

synthesis of clotting factors; convuersion of bilirubin; detoxification

large intestine

involved in absorption of water

Bronchitis

inhaled irritants lead to excessive mucous; inflamation

Cilia

beats upward preventing trapped debris from moving down to the alveolar sacs

Vital capacity

maximum air you can take in after maximum expiration

emphysema

disease associated with smoking

Functions of hemoglobin

transport CO2; buffers blood; transport O2

Inspiration

phase of respiration where there is negative pressure in lungs

restrictive lung diseases

VC is reduced

Tidal volume

volume of air inhaled and exhaled with each normal respiration

Epiglottis

structure in throat which prevents entrance of food in trachea

Obstructive lung diseases

FEV is reduced

Insulin

released by endocrine cells in pancreas

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