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Bella S2
Organ Systems Revision
Question | Answer |
---|---|
What is the name for the tube that connects your mouth to the bronchus | Windpipe or Trachea |
What 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 blood 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 something carried round the body dissolved in plasma. | Sugar OR 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 |