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The smallest and most basic unit of life.
What is a cell?
The materials provided by food that are necessary for the body's cells to function.
What are nutrients?
This material is made of amino acids and it is used for growth and body repair
What are proteins?
___has a specific function in the body, and is made of tissue
What is an organ?
Chemicals that control the body's functions
What are hormones?
The largest organ in the body
What is skin?
Can be water soluble or fat soluble
What are vitamins?
This term describes the process of how food is broken down with chewing and peristalsis.
What is mechanical digestion?
This is the unit of measure for carbohydrates
What are calories?
A thick column of nerve tissue that sends messages to and from the brain
What is the spinal cord?
Maintaining a stable internal environment
What is homeostais?
Speeds up the chemical reactions in the body, and helps to break down foods faster
What are enzymes?
How materials are transported from the blood vessels to the cells and vice versa.
What is diffusion?
It is both an excretory and digestive organ
What is the liver?
* Daily Double *
The brain is made of billions of these things, which receive impulses from the sensory neurons and send them to the motor neurons
What are interneurons?
Body system that produces blood cells
What is the skeletal system?
This organ makes insulin, a chemical that monitors blood sugar.
What is the pancreas?
The circulatory system contains these two systems
What are the cardiovascular and lymphatic systems?
The body's reaction to a perceived threat.
What is stress?
This is the part of your brain that is trying to remember the answer to this question right now
What is the cerebrum?
The five sensory receptors in the body
What are eyes, taste buds, ears, skin, and the nose
This organ is the site where most nutrient absorption occurs
What is the small intestine?
The lower heart chambers that pump blood away from the heart.
What are ventricles?
Tiny tubes that remove water and urea from the blood
What are nephrons?
This hormone triggers a response to excitement or emergencies
What is adrenaline?