Term
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Definition
| Microbes in the body that are harmless |
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Term
Parts of the human body that are colonized by normal flora
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Definition
| Skin, Conjunctiva, Upper respiratory tract, Gastrointestinal tract, Lower urogenital tract |
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Term
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Definition
| Body fluids, internal tissue, sinuses, lungs, lower respiratory tract, upper urogenital tract |
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Term
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Definition
| nutritonal benefits and microbial antagonism |
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Term
| Nutritional benefits of microbes |
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Definition
| Provides essential nutrients |
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Term
| Microbial antagonism (competing) |
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Definition
Competition against microbes
Keeps normal flora in balance
Competes against incoming pathogens |
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Term
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Definition
| Classical and Opportunistic |
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Term
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Definition
| Always associated with disease |
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Term
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Definition
| Only causes disease under certain conditions |
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Term
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Definition
| Humans, animals, and nonliving |
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Term
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Definition
| infection found in animals that can spread to humans |
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Term
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Definition
| Contact, vehicle transmission, vector transmission |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| Touch something that the infected host touched |
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Term
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Definition
| Nonliving object involved in the spread of disease |
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Term
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Definition
Transmission via a medium.
food, water, and air |
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Term
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Definition
| Animal or insect that carries the infection from one host to another host |
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Term
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Definition
Number of cases of said disease that develop within a given time period.
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Term
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Definition
| Total number of cases of a disease within a time period. |
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Term
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Definition
| Occasionally present in the population |
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Term
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Definition
| Relatively constant leel of disease w/in a population |
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Term
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Definition
| Spike in number of cases of said disease |
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Term
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Definition
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Term
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Definition
| Hospital acquired infection |
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Term
| Reasons why nosocomial infections are common |
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Definition
| immunocompromised patients, many microbes present, and staff to patient transfer. |
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Term
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Definition
| Where microbes enter the body. |
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Term
| Most common portal of entry |
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Definition
Mucous membranes
1st: Respiratory tract
2nd: Gastrointestinal tract |
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Term
| What are the portal of entries for skin? |
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Definition
| Hair follicles and sweat gland ducts are the most common. |
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Term
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Definition
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Term
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Definition
| Number of invading microbes required to cause disease |
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Term
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Definition
| Infectious dose for 50% of the test population |
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Term
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Definition
| Attachment to a host cell or tissue |
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Term
|
Definition
| Fimbrae, surface proteins, and capsules |
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