Exam #5 Lower Gastrointestinal Tract Fl;ashcard Study Guide
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30 Terms
What is the function of the small intestine?
Chemical Digestion and absoprtion of nutrients from food
Chemical Digestion and absoprtion of nutrients from food
What are the regions of the small intestine?
Duodenum – first 10 inches
Jejunum – 3 feet
Ileum – 6 feet
Duodenum – first 10 inches
Jejunum – 3 feet
Ileum – 6 feet
How are proteins and sugars absorbed?
By the Blood Capillaries
By the Blood Capillaries
How are fats absorbed?
By the Lymphatic Capillaries
By the Lymphatic Capillaries
What is the role of the Circular Folds/Intestinal Villi/Microvilli?
To increase the surface area of the small intestine
To increase the surface area of the small intestine
What is the role of absorptive Cells?
To digest, and absorb nutrients from chyme
To digest, and absorb nutrients from chyme
What is the role of the Intestinal Glands?
To secrete digestive enzymes
To secrete digestive enzymes
What is the role of the Duodenal Glands?
To secrete alkaline mucus to buffer acidic chyme
To secrete alkaline mucus to buffer acidic chyme
What is the role of the Goblet Cells?
To secrete alkaline mucus coat
To secrete alkaline mucus coat
How do Peyer’s patches and Paneth Cells protect the gut?
Peyer’s Patches prevent bacterial infections
Paneth Cells help regulate bacterial flora
Peyer’s Patches prevent bacterial infections
Paneth Cells help regulate bacterial flora
What is the function of the Large Intestine?
Finish absorbing nutrients, and eliminates waste
Finish absorbing nutrients, and eliminates waste
What is the role of the Epiploic Appendages?
Play a role in the immune system
Play a role in the immune system
What is the role of the Taeniae Coli?
Plays a role with peristalsis
Plays a role with peristalsis
What is the role of the Liver?
Emulsifies fat
Stores and releases glucose, Vitamin A & B12, & iron
Detoxifies and cleans blood
Emulsifies fat
Stores and releases glucose, Vitamin A & B12, & iron
Detoxifies and cleans blood
What is the role of the Hepatocytes?
Liver cells that produce bile, process nutrients, and help detoxify the blood
Liver cells that produce bile, process nutrients, and help detoxify the blood