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20 questions
Disease causing agents such as bacteria and viruses are called _______________.
pathogens
antibodies
villians
particles
What is the primary function of your immune system?
to create organelles
to protect your body from pathogens
to aid in blood circulation
to protect your bones and muscles
First line defenses include
skin
hair
mucus
all of the above
Skin protects a person from pathogens by _______________.
being thin and easy to allow things through
shedding occasionally
serving as a protective layer that keeps foreign objects out
allowing bacteria to enter if it is healthy
Which parts of the respiratory system keep pathogens from reaching the inside of your body? (select all that apply)
nose hair
lungs
mucus
blood
Select 3 ways that your digestive system works to protect you form pathogens that have entered your body on food?
by using stomach acids to neutralize the pathogen
causing you to vomit
causing you to have diarrhea
causing you to burp
White blood cells and inflammatory response is part of what line of defense?
first line
second line
third line
What is the best definition of antibodies?
antibiotics that help you when you are sick
organs that create pathogens
pathogens that enter the bloodstream
proteins that attach to antigens and make them useless
Bacteria come in 3 shapes. What are they?
bacteriophage, macrophage, flosophage
cone, sphere, spiral
rod, sphere, spiral
cone. rod, spiral
Bacteria are ______________ than plant and animal cells.
smaller
larger
All bacteria cause illness and disease.
TRUE
FALSE
Bacteria can harm your body and cause disease by...
destroying cells and capturing toxins
damaging tissue and releasing toxins
damaging organs and ingesting cells
causing fungus and viruses to grow
Most bacterial diseases can be treated with _______________.
antibiotics
carcinogens
pathogens
microbes
Viruses include... (select all that apply)
flu
common cold
measles
chicken pox
food poisoning
Bacteria are smaller than viruses.
TRUE
FALSE
Viruses are not living.
TRUE
FALSE
A living cell that a virus infects is called a ________ cell.
mast
host
cast
partner
Replication is ...
the process by which a virus can make copies of itself
repeating a cell again and again
using a scientific tool to make copies of bacteria
how fungi grow larger by feeding off of dead materials
Fungi cannot be used to make medicines.
TRUE
FALSE
How can fungi be harmful to a person? (Select all that apply)
eating poisonous mushrooms
causing athlete's foot
allergies
cause diaper rashes
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