Flashcards - Digestive System Functions & Organs for the MCAT: Help and Review

Flashcards - Digestive System Functions & Organs for the MCAT: Help and Review
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Pepsin is an enzyme that breaks down proteins into smaller peptides
Fat is one of the three main macronutrients, along with carbohydrate and protein
A zymogen , also called a proenzyme , is an inactive precursor of an enzyme
The larynx /ˈlærɪŋks/ , commonly called the voice box, is an organ in the neck of tetrapods involved in breathing, sound production, and protecting the trachea against food aspiration
gastric juices
Gastric acid, gastric juice or stomach acid, is a digestive fluid, formed in the stomach and is composed of hydrochloric acid
peptic ulcer
Peptic ulcer disease , also known as a peptic ulcer or stomach ulcer, is a break in the lining of the stomach, first part of the small intestine, or occasionally the lower esophagus
Bile or gall is a dark green to yellowish brown fluid, produced by the liver of most vertebrates, that aids the digestion of lipids in the small intestine
common bile duct
The common bile duct, sometimes abbreviated CBD, is a duct in the gastrointestinal tract of organisms that have a gall bladder
In vertebrates the gallbladder is a small organ where bile is stored and concentrated before it is released into the small intestine
A lacteal is a lymphatic capillary that absorbs dietary fats in the villi of the small intestine
goblet cells
A goblet cell is a glandular, modified simple columnar epithelial cell whose function is to secrete gel-forming mucins, the major components of mucus

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