Chapter 16 Flashcards
Give cells the ability to withstand damage,
abrasion, and water penetration
Keratin
Positively charged chemicals that act by disrupting
the negatively charged membranes of bacteria.
Antimicrobial peptides
Oily substances secreted by sebaceous glands. Has
a low pH (acidic) making the environment
inhospitable for pathogenic bacteria.
Sebum
Enzyme found in sweat, tears, and
saliva that breaks down peptidoglycan
found in the cell walls of bacteria
Lysozyme
Known for a Red raised rash that erupts on the
head and progresses to the trunk and extremities
Measles
Progressive neurological degeneration of the
cerebral cortex, white matter, and brain stem.
Caused by entry of the Measles virus in the brain.
Subacute sclerosing panencephalitis
MMR vaccine provides protection against what?
Measles, Mumps and Rubella
Flat pink rash that Appears first on the face and
progresses down the trunk and toward the
extremities
Rubella
Infection in the first trimester can result in
miscarriage or multiple permanent defects
Congenital Rubella
*most common defect is deafness
Causative agent of chicken pox and shingles
Varicella-zoster virus (VZV)
Around 2 weeks after exposure, small irregular,
rose colored skin lesions appear on the scalp and
trunk and then spread to the face and limbs.
Chicken Pox
After the chicken pox virus runs its course it becomes
latent in the ________.
Nerve ganglion
The virus moves down the nerves, often damaging
them, causing pain/burning and then the
appearance of lesions confined to one area of the
body. This is known as what?
Shingles
This disease has officially been declared
eradicated.
Smallpox
Causative agent of smallpox
Variola Virus
