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Bella S1

Organ Systems Revision

QuestionAnswer
What is the name for the tube that connects your mouth to the bronchus Windpipe or Trachea
Waht is the name for the sheet of muscle under your lungs which is necessary for breathing? Diaphragm
What direction does your diaphragm move when you inhale? Down
What direction does your rib cage move when you exhale? DOWN and IN
What does a peak flow meter measure? The maximum SPEED at which air can leave your lungs
What disease might you have if you have a lower than normal peak flow rate value? Asthma
What is a spirometer used to measure? The maximum volume of air breathed out after a big breath in OR Vital Capacity
What term is used to define the maximum volume of air breathed out after a big breath in? Vital Capacity
Name a factor that can affect your Vital Capacity. Any from age, gender, height, fitness, disease, smoking.
Name a factor that can affect your peak flow rate. Any from age, gender, height, fitness, disease, smoking.
What is the function of the respiratory system? To put oxygen into the blood and remove carbon dioxide from the blood (exchange of gases).
What is digestion? The breakdown of LARGE INSOLUBLE food molecules into SMALL SOLUBLE food molecules.
What is the name of the tube that connects the mouth to the stomach? Gullet or Oesophsagus
What is the function of the liver? To breakdown poisonous substances (and produce bile).
What is the function of the small intestine? To complete digestion and allow soluble foods to pass into the blood.
What is the function of the large intestine? To absorb water from waste and pass waste on to the rectum.
What is the name of the chemical that is used to test for starch? Iodine solution
What is the colour change in Iodine solution in a positive starch test? Changes colour from redish brown to bluish black
What is the name of the chemical that is used to test for sugar? Benedict's solution
What is the colour change in Benedict's solution in a positive sugar test? Changes colour from blue to brick red
What is the liquid part of blood called? Plasma
Which blood cell is the most numerous in blood? Red blood cells
What is the largest of the blood cells? White blood cell
What is the name of the bloood cell that is needed to clot blood? Platelet
What is the function of the White blood cells? To fight disease
What is the function of the red blood cells? To transport oxygen
In what blood vessels do you find valves? Veins
In what blood vessels do you feel a pulse? Arteries
What is the function of the heart? To pump blood round the body
What is the heart made of? Muscle
How many chambers are there in a heart? 4
What is the function of capillaries? Delivery of nutrient to cells
What is the function of arteries? To take blood Away from the heart
What is the function of veins? To take blood INto the heart
As you look at a picture of a heart what is the name of the chamber at the top right hand side of the diagram? The left atrium
As you look at a picture of a heart what is the name of the chamber at the bottom left hand side of the diagram? The right ventricle
Name somethjing carried round the body dissolved in plasma. Sugar?glucose OR salts OR carbon dioxide
Which side of a persons heart pumps blood to the lungs? The right side of their heart
Which side of a person's heart pumps blood to their body? The left side of their heart
Created by: nscobie