Module 9 - GI Issues in Athletes Flashcards
How many runners experience Gastrointestinal Distress?
- 30-90% of runners
What are the symptoms of Gastrointestinal Distress?
- Heartburn
- Nausea
- Vomiting
- Abdominal Cramping
- Bloody Diarrhoea
What is the GI tract divided into?
- Upper GI tract
- Lower GI tract
What is the beginning and end of the upper GI tract?
Begins
- Mouth
Ends
- Ileum
What is the beginning and end of the lower GI tract?
Begins
- Cecum
Ends
- Anus
How many parts make up the GI tract?
- 11
What part of the GI tract breaks down food and prepares it for ingestion?
- Mouth
- Salivary Glands
What does the Esophagus do?
- Transports food to stomach
How does food travel down the esophagus?
- Peristalsis
Describe the Stomach
- Hollow Organ
What does the Stomach do?
- Stores food while its being processed
- Food is broken down
What causes the food to be broken down in the stomach?
- A series of enzymatic and chemical reactions
What does the liver do in the GI tract?
- PRocesses nutrients absorbed from SI
- Produces Bile
- Major role in detoxification
What does bile do?
- Breaks down fat
What does the pancreas do in the GI tract?
- Secretes digestive enzymes into duodenum
- Secretes Insulin into blood stream
What do the enzymes excreted by the pancreas do?
- break down fat, carbohydrates, and protein
What does the gallbladder do in the GI tract?
- Stores and concentrates bile
- Releases it for fat digestion
Describe the structure of the Small intestine?
- Approx 7m long
- Composed of 3 parts
What 3 parts make of the small intestine? (in order)
- Duodenum
- Jejunum
- Ilium
What happens in the Small Intestine of the GI tract?
- Water, bile (liver), and enzymes (pancreas) are added to the food bolus
- nutrient absorption
Describe the Structure of the Large intestine?
- 5 Parts
- Approx 2m long
What are the 5 parts of the large intestine? (in order)
- Cecum
- Ascending Colon
- Transverse Colon
- Descending Colon
- Sigmoid Colon
What happens in the LArge Intestine of the GI tract?
- Waste Product remains
- Water is absorbed
What is mostly absorbed from waste when it reaches the large intestine?
- Most nutrients