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65 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Name the four types of pathogen |
Fungi Protist Bacteria Virus |
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What is a stem cell? |
An undifferentiated cell that has the potential to become any cell |
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What is multi potency? |
There is a limit to what they can become. |
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Describe prokaryotic cells |
Found in bacteria Small Plasmids Reproduce quickly Always contain a cell wall |
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Describe eukaryotic cells |
Animals and plants Larger Have a nucleus Take longer to reproduce |
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Describe the cell cycle |
1) Cell growth 2) Cell division (mitosis) |
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Why is mitosis needed? |
To replace old worn out cells and for growth |
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Define diffusion |
Molecules moving from a higher conc to a lower conc |
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What is osmosis? |
The movement of water from a dilute to a more concentrated solution through a partially permeable membrane |
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What is binary fission? |
The cell multiplying by simple cell division |
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What are factors for enzymes? |
Temperature Ph Conc Surface area Pressure |
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What is a double pump system? |
Blood is pumped to the lungs then to the heart then to the muscles back to the heart |
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Describe an artery |
Carries blood to the organs Thick layer of muscle and outer wall No valve Small lumen High blood pressure |
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Describe a vein |
Blood towards the heart One cell thick Has a valve Low blood pressure Mid lumen |
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Describe a vein |
Blood towards the heart One cell thick Has a valve Low blood pressure Mid lumen |
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Describe a capillary |
Carries blood close to organ cells Thin muscle and outer wall No valve Smallest lumen Mid pressure |
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Name the components of the blood |
Red blood cells White blood cells Plasma Platelets |
There's four lols |
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Name the components of the blood |
Red blood cells White blood cells Plasma Platelets |
There's four lols |
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What is the function of red blood cells? |
To carry oxygen around the body |
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What is the function of white blood cells? |
To help defend against pathogens |
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What is the function of white blood cells? |
To help defend against pathogens |
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What is the purpose of plasma? |
To carry different substances around the body and make the blood fluid |
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What is the function of white blood cells? |
To help defend against pathogens |
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What is the purpose of plasma? |
To carry different substances around the body and make the blood fluid |
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What do de platelets do? |
Help de blood clot af |
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What is heart disease caused by? |
Genetic factors Life style factors - poor diet - lack of exercise - stress - smoking/drugs |
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What does turgid mean? |
Full slash swollen |
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What does turgid mean? |
Full slash swollen |
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What does flaccid mean? |
Lacking in water |
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What is a pathogen? |
A microorganism that causes disease |
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Name viral diseases |
HIV Measles Flu |
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Name viral diseases |
HIV Measles Flu |
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Name bacterial diseases |
Salmonella Gonorrhoea |
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What are phagocytes? |
A type of white blood cell that carries out phagocytosis |
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What are phagocytes? |
A type of white blood cell that carries out phagocytosis |
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What is phagocytosis? |
The process where bacteria are engulfed and destroyed by phagocytes |
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What are phagocytes? |
A type of white blood cell that carries out phagocytosis |
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What is phagocytosis? |
The process where bacteria are engulfed and destroyed by phagocytes |
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What is pseudopodia? |
The extension of the cytoplasm |
Su da po dia (Who cares lol) |
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What are phagocytes? |
A type of white blood cell that carries out phagocytosis |
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What is phagocytosis? |
The process where bacteria are engulfed and destroyed by phagocytes |
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What is pseudopodia? |
The extension of the cytoplasm |
Su da po dia (Who cares lol) |
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What are lymphocytes? |
A white blood cell that releases antibodies |
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What are antigens? |
A genetic marker on the surface of a pathogen |
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What does the term herd immunity mean? |
When the majority of the population is vaccinated the spread of disease is contained. |
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What does the term herd immunity mean? |
When the majority of the population is vaccinated the spread of disease is contained. |
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How do antibiotics work? |
They block the vital processes in bacteria, killing them or stopping them from multiplying. |
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What does the term herd immunity mean? |
When the majority of the population is vaccinated the spread of disease is contained. |
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How do antibiotics work? |
They block the vital processes in bacteria, killing them or stopping them from multiplying. |
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Describe lipase (enzyme) |
Found in the small intestine For fats Produce fatty acids/glycerol |
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What does the term herd immunity mean? |
When the majority of the population is vaccinated the spread of disease is contained. |
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How do antibiotics work? |
They block the vital processes in bacteria, killing them or stopping them from multiplying. |
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Describe lipase (enzyme) |
Found in the small intestine For fats Produce fatty acids/glycerol |
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Describe protease (enzyme) |
Found in the stomach & small intestine Proteins Produce amino acids |
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What does the term herd immunity mean? |
When the majority of the population is vaccinated the spread of disease is contained. |
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How do antibiotics work? |
They block the vital processes in bacteria, killing them or stopping them from multiplying. |
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Describe lipase (enzyme) |
Found in the small intestine For fats Produce fatty acids/glycerol |
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Describe protease (enzyme) |
Found in the stomach & small intestine Proteins Produce amino acids |
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Describe amylase |
Found in pancreas & mouth & small intestine Carbs Glucose (sugars) |
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What does the term herd immunity mean? |
When the majority of the population is vaccinated the spread of disease is contained. |
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How do antibiotics work? |
They block the vital processes in bacteria, killing them or stopping them from multiplying. |
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Describe lipase (enzyme) |
Found in the small intestine For fats Produce fatty acids/glycerol |
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Describe protease (enzyme) |
Found in the stomach & small intestine Proteins Produce amino acids |
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Describe amylase |
Found in pancreas & mouth & small intestine Carbs Glucose (sugars) |
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What is hydrolysis? |
When water breaks stuff up |
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