Science biology Flashcards
Revision (24 cards)
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How many nutrients do humans need to live?
7
What nutrients do the human body struggle to digestion?
Fibre
What food group haves the most energy🍱🥓🧆🍟🍥🍫🍽️
Carbs … I think
What does the Gullet/oesophagus do?
Takes the food to the stomach
What do minerals do?
Minerals are essential for bone growth/strenghtning and nervous systems red blood cells and immune systems you only need a small amount
What are the 3 mucuses
Skeletal cardiac and smoooooooooooth one 🏊🏻♂️🤽🏻♀️🤽🏻🤽🏻♂️🚣🏻♀️🏊🏻🏊🏻♀️🏄🏻♂️🏄🏻🏄🏻♀️
What are some examples of minerals?
Iron, calcium zinc potassium and magnesium
What are Vitamins?
Vitamins are vital for the production of energy and the prevention of diseases and the working metabolism you only need small amount
What is a disease 🦠🦠🦠🦠🦠🦠
A disease is something that can cause damage to the body and how it functions
What nutrient is this? Repair growth and efficient working of all the body tissues
Proteins
What is fertilisation
Name some types of vitimans
Vitamin A, B, C
What are carbohydrates?
Provide quick and efficient energy for movement.
What foods can you find carbohydrates in?
Potato’s bread pasta and much more
What is the order the digestive system goes in?
Mouth, osephagus, stomach, small intestine, large intestine, rectum and anus
What are the enzymes specifically designed for?
Breaking down nutrients
What does the mouth do?
It chews food and breaks it into pieces by teeth to increase the surface area and add salvia which in the saliva there is an enzyme called amylase which breaks down nutrients and protein
What are the muscles in the oesophaus used for?
They push food down the throat the process is called peristalsis
What part of the digestive system is this?
It is a bag of muscles that churns food and mixes it with digestive juices
The stomach
What does the pancreas do?
It converts food into small soluble which allows it to be absorbed by the blood stream
How long is the small intestine?
22 feet
How long is the large intestine?
About 5 feet
What does the small intestine do?
Adds more digestive juices are added and nutrients are absorbed into the blood stream.
