Health And deasise Flashcards
what does MRS GREN stand for?
Movement
Respiration
Sensitivity
Growth
Reproduction
Excretion
Nutrition
what colour is Plasma?
Yellow
What is plasmas job?
Carry red and white blood cells
What is plasma mainly made out of?
Water
What is the Job of a white blood cell
Defend against disease
White blood cells have a large…
Nucleus
what are the two different types of white blood cell?
Phagocytes and Lymphocytes
what are white blood cells also called?
Leucocytes
what do red blood cells carry?
Oxygen
What shape are red blood cells?
Disc shape
what do red blood cells contain
Iron
What don’t red blood cells have?
A nucleus
what do platelets help to do?
Change fibrenger into Fibrin
What are platlets?
Small fragments of cells
True or false
Platelets help with clotting
True
What does plasma not have?
A nucleus
what happens during the process of decay?
something no longer living starts to decompose, rot away
what is a virus?
Tiny Particles that cause diesis in, People, animals and plants
Are Prokaryotes Unt cellular or multi cellular?
Uni cellular
an example of a Prokaryote?
Bacteria
Does a prokaryotes have cytoplasm?
Yes
prokaryotes do they have a cell membrain
Yes
prokaryotes do they have a nucleus?
No.
prokaryotes do they have a mitochondria?
No
prokaryotes do they have a cell wall
Yes
prokaryotes do they have a chloroplast?
No
Protists are they Uni cellular or multi cleeular?
Uni cellular?
Example of Protists
Amoeba
Protists do they have cyroplasm/
Yes
Protistsdo they have a cell membraine?
Yes
Protistsdo they have a nucleus?
Yes
Protists do they have a mitochondria
yes
Protists do they have a cell wall?
Some do
Protists do they have chloroplast
Some do
Are fungi Uni cellular or Multicellular?
Multicellular
examples of fungi
Yeast
fungi do they have cytoplasm
yes
fungi do they have cell membrane
yes
fungi do they have a Nucleus
Yes
fungi do they have a mitrocholdria?
Yes
fungi do they have a cell wall?
yes
fungi do they have chloroplast?
No
Are Plants Unicellular or Multicellular?
Multicellular
Example of Plants
Daisy
Do plants have all the possible elements of a cell in?
Yes
Animals have all the possible elements of a cell bar two which two is it missing?
Cell wall and chloroplast
Example of a animal
Dog
Are animals unicellular or multi cellular
Multi
what is the equation for respiration
Glucose + oxygen = carbon dioxide + water
what do forensic scientist sometimes need to do to identify a body
Use patterns in the victims teeth (dental records)
they look for filings ect
In which days do you need to use skin colour to determine the time of death
Between three and 48 hours
In which days do you need to use body temperature to determine the time of death?
first 10-12 hours
In which days do you need to use the presence of cockroaches to determine the time of death?
2-4 weeks
In which days do you need to use rigor mortis to determine the time of death?
between 48 hours and 7 days
In which days do you need to use the presence of mites to determine the time of death
1-2 weeks
what is the role of a Phagocyte
They ingest and destroy microbes
what is the role of a B-cell
They produce anti bodies which attach to microbes and destroy them
what is the role of a T-cell
They produce anti toxins (chemicals)
