Fichas
Unit 1.1 Digestion
Fichas del conjunto (34)
- 1What are cells?Building blocks of all living things.
- 2What is an organ?A group of tissues in a living organism that have been adapted to perform a specific function.
- 3What is the digestive system?The digestive system is a group of organs working together to convert food into energy and basic nutrients to feed the entire body.
- 4What is the respiratory system?Series of organs responsible for taking in oxygen and expelling carbon dioxide.
- 5What is the circulatory system?The circulatory system is a vast network of organs and vessels that is responsible for the flow of blood, nutrients, hormones, oxygen and other gases to and from cells.
- 6What is the excretory system?The human excretory system functions to remove waste from the human body.
- 7What is the skeletal system?The framework of the body, consisting of bones and other connective tissues, which protects and supports the body tissues and internal organs.
- 8What are the 2 types of digestion?Mechanical and Chemical.
- 9Mechanical digestionmechanical digestion processes, such as swallowing and the muscular movements that move food through the digestive tract.
- 10Chemical digestionChemical digestion refers the to the breakdown of food in the mouth, stomach and intestines through the use of acids and enzymes.
- 11What is saliva?Watery liquid containing a chemical that
begins digestion of starch. - 12What is Bolus?Food rolled into a ball by tongue.
- 13Types of teeth
- 14What is the oesophagus (food pipe)?A long muscular tube that starts at your mouth and ends in your stomach. Its function is to transport food and fluid, after being swallowed, from the mouth To the stomach.
- 15What is Peristalsis?Peristalsis is a series of wave-like
muscle contractions that move food to
different processing stations in the
digestive tract.
- 16What is the Epiglottis?A flap of skin in the oesophagus that stops food from entering windpipe.
- 17What are Sphincters?Circles of muscle which Keep food from passing into the small intestine until it is
properly mixed with digestive juices. - 18Gastric JuiceThe colorless, watery, acidic digestive fluid that is secreted by various glands in the mucous membrane of the stomach.
- 19Hydrochloric acidStrong acid that that kills germs that have been swallowed.
- 20MucusLayer on the lining of stomach that
prevents stomach for digesting itself. - 21Digestive JuicesJuices containing chemicals that start the
digestion of protein, the main nutrient found in meat. - 22What is the small intestine?Longest part of digestive tract it's up to 6 meters it gets its small name from its diameter which is only 3cm it absorbs digested food into bloodstream.
- 23What is the duodenum?The duodenum is an organ located just below the stomach and its functions include the continuation of the digestion process and the regulation of gastric emptying. The organ is a part of the small intestine.
- 24What is the pancreas?The pancreas is a large and important gland behind the stomach close to the duodenum. It digests your food and produces insulin, the main chemical for balancing the sugar level in the blood.
- 25What is the liver?The liver is a large, meaty organ that sits on the right side of the belly. The liver has multiple functions, but its main function within the digestive system is to process the nutrients absorbed from the small intestine.
- 26What is Bile?Bile is a digestive juice that is secreted by the liver and stored in the gallbladder.
- 27What is the ileum?In humans, the ileum, which is the last and longest part of the small intestine, is where vitamin B12 is absorbed.
- 28What is the large intestine?It's 1.5 meters long and 6cm to 7cm in diameter making it shorter but Wider than the small intestine. It is 1.5 meters long and 6cm to 7cm in diameter making it shorter but wider
than the small intestine.
- 29What is the Anus?The anus is the opening at the far end of the digestive tract through which waste leaves the body.
- 30What are digestive disorders?Digestive diseases are disorders of the digestive tract
- 31VomitingA quick way of getting rid of unwanted
bacteria in the digestive tract.
- 32DiarrhoeaDiarrhea is usually a symptom of
gastroenteritis, an infection of the bowel.
Gastroenteritis may be caused by a virus,such as a norovirus or a rotavirus. bacteria.
- 33HeartburnHeartburn is caused by stomach contents backing up into the oesophagus. Obese
people have more chance of getting
heartburn.
- 34AppendicitisAppendicitis is inflammation of theappendix, which is a thin
pouch attached to the large intestine onthe right side of the
abdomen. It is usually about the size of a finger.