Pathogens and Immunity

Elena Cade
Flashcards by , created over 4 years ago

A-Level Biology (1.6 Defence Against Disease) Flashcards on Pathogens and Immunity, created by Elena Cade on 04/30/2015.

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Elena Cade
Created by Elena Cade over 4 years ago
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Question Answer
What is a pathogen? A microorganism that causes disease (bacterium, virus etc.)
Definition of a Prokaryotic cell: a cell lacking a true membrane bound nucleus
Definition of a Eukaryotic cell: A cell with a true membrane bound nucleus
A Cell mediated immune response involves: T lymphocytes
A Humoral immune response involves: B lymphocytes (and antibodies)
Definition of immunity: The body's ability to identify and react to foreign materials and is based on the various types of white blood cells called lymphocytes
What do T lymphocytes respond to? Antigen presenting cells (e.g cancer cells, virus infected cells, organ transplants)