Busy. Please wait.
Log in with Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

Username is available taken
show password

Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't Know
Remaining cards (0)
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Infection Immunity 1

Topic 4 Infection and Immunity

what's the leading cause of death from infection? Resp infection 2.74 million death in 2015
Where do infectious disease hit the hardest? Young children in 3rd world countries.
What are some things that make infectious diseases special? Reliance of disease on signle agent, transmissibility, potential for unpredictable explosive global impact, derivatin from or evolution in other animals, potential for long-lasting immunity/prevention/eradication
How many bacteria and bacterial viruses were found per human in Human microbiome project? 10^14 bacteria and 10^16 bacterial viruses.
How many bacterial genes reside within us? >10 mil.
What did Antoni van Leeuwenhoek do? invented first microscope, single lens, curvature of water sample acted as second lens. Drew highly accurate drawings of bacteria.
What is the universla phylogenetic tree based on? small subunit rRNA sequence - divided into bacteria, archaea, eucarya.
Why is 16S rRNA used to classify Bacteria? it is highly conserved between different species of bacteria and archaea
What are prions? infectious proteins
What differs b/w a protazoa and a metazoa? proto - single cell, meta - tissue differentiation.
How long ago did microorganisms appear? about 3.7 billion years ago.
How do we know that microorganisms lived before the crust was fully stabilised? element patterns e.g. build up of iron on lake edges.
What is an obligate anaerobe? Die from oxyegn. 50% are found in the mouth.
How many new species of infectious agents evolved since 1977 12
What did Margaret Chan, director general of WHO, say about antibiotics? Resistance could bring the end of modern medicine as we know it
name some bugs already resistant: Methicillin-res. Staph. aureas; Penicillin-res. pneumococci; VRE; VISA; CRE; Extensively-resistant Mycobact. tuberculosis.
What are some factors in disease emergence? adaption to new environment/host, ecological changes, pop growth, human demographics & behaviour, tech & industry, breakdown in public health measures.
Created by: lmdavis97
Popular Biochemistry sets




Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
restart all cards