Fluid

Question 1

What is a Fluid?

Answer 1

Molecules are far enough apart that they can slide past each other

Question 2

Our Bodies are…

Answer 2

• 50-50% fluid

We lose fluid as we get older

Question 3

What is Fluid inside cells called?

Answer 3

• Intracellular Fluid

Question 4

Fluid Outside Cells

Answer 4

• Between cells
  
  • Extracellular fluid
  • Is in different compartments of our body
  • In plasma
  • In digestive secretions

Question 5

Body Fluids are Made of…

Answer 5

• Electrolytes:
  
  • Charged particles that are dissolved in water
  • Water with stuff dissolved in it
    Also have an electrical charge to them which is important for the function

Question 6

Electrolytes are…

Answer 6

• Dissolved mineral salts - ions

- This electrical charge allows them to do what they do

Question 7

What do fluids do?

Answer 7

• Dissolve and transport substances
  
  • Transports many water soluble nutrients
  • Water insoluble substances are transported with the help of proteins
  • Protect us:
  • Cerebrospinal fluid cushions the brain and spinal chord
  • Amnionic fluid protects a fetus
  • Moisten us!
  • Saliva, tears, mucus
  • Help maintain body temperature
  • Water isn’t east to heat
  • Being mostly water helps keep us cool

Question 8

Sweating and Vasodilation

Answer 8

• When sweat evaporates it takes energy into the air causing us to cool down
  
  • The heat energy leaves the body and goes into the air with fluid
  • Also get flushed skin when you get hot, moves hot blood to the core so that heat can escape

Question 9

BONUS QUESTION:

Answer 9

Exudate helps keep wounds clean, is the nasty fluid that comes out of wounds