Chapter 12 Flashcards
Are non -specific defenses used to protect the body from any general pathogenic attack.
Innate
Are specific defenses used to protect the body from pathogens identified by the body.
Acquired
The branch of medicine and biology is concerned with immunity.
Immunology
This usually involves chemical or physical
Barriers
Is the most apparent physical barrier.
Skin
In the respiratory system trap and then push out inhaled particles.
Cilia/Mucus
Can physically occupy space to prevent pathogens from attaching to the body surfaces
Microbiome
Is a chemical found in tears and saliva (among others) that hydrolyzes bacterial cell walls.
Lysozyme
A type of cell within the body capable of engulfing and absorbing bacteria and other small cells and particles.
Phagocytes
A protein by cells usually in response to the entry of a virus.
Interferons
Plasma proteins that can be activated directly by pathogens or indirectly by pathogen-bound antibody.
Complement system
A localized physical condition in which part of the body becomes reddened, swollen, hot, and often painful.
Inflammation
When the body temperature rises over 37C.
Fever
Is a solution
Plasma
are not ‘soluble’
Formed elements.
Red blood cells.
Erythrocytes
White blood cells
Leukocytes