Name the body system that is known as the control centre.
Nervous system
What does RBC stand for?
Red Blood Cell(s)
What does WBC stand for?
White Blood Cell(s)
What is plasma mostly made of?
Water
What is Athena's favourite cell?
macrophage
In the first slideshow, name three things that have markers.
Cells, pathogens, foods
What percentage do red blood cells take up in blood?
~45%
What percentage do white blood cells take up in the blood?
~1%
What percentage does plasma take up in blood?
~55%
The process of engulfing bacteria is called?
phagocytosis
How do allergies form? (Very specific answer)
We don't know!
What is sickle cell anemia?
When the red blood cell loses its shape, meaning you have less successful oxygen delivery
What type of white blood cell attacks parasites?
eosinophil
What has the highest density out of the three things that make up blood?
Red blood cells
Monocytes can become how many things?
Three things (macrophages, dendritic cells, microglial cells)
What does the mouth, nose, eyes, and cuts have in common?
They are all gateways into your bloodstream/body
How does carbon monoxide poisoning happen?
CO ends up taking oxygen's place on RBC.
Why are the arms of macrophages called 'pseudopods'?
They are like fake (pseudo) arms!
Name three types of nutrients/minerals found in blood.
Ex. sodium, vitamins, calcium, zinc, potassium, etc
The hemoglobin contains what element?
Iron
What body system involves hormones?
Endocrine
Why do athletes use drugs to increase the amount of red blood cells they have?
More RBC = More Oxygen = More Energy
Some white blood cells have the ability to remember pathogens that have entered the body before. What is this called?
Memory.
There is another part of blood that was not mentioned in the slideshow, but Athena talked about it. It helps form blood clots for cuts! What is it?
Platelets
Why does carbon monoxide have a higher priority over oxygen? (mention the letters)
Due to symmetry (extra points if you mention polarity)