BIO 2420

Match each sign of inflammation with its definition. Edema Granulomas and abscesses Lymphadenitis

-Edema matches Choice, Accumulation of fluid in an afflicted tissue Accumulation of fluid in an afflicted tissue -Granulomas and abscesses matches Choice, Walled-off collections of inflammatory cells and microbes in tissues Walled-off collections of inflammatory cells and microbes in tissues -Lymphadenitis matches Choice, Swollen lymph nodes Swollen lymph nodes

Click and drag on elements in order Beginning with growth of the pathogen at the top, place the events in order that can lead to a rapid exit of the pathogen.

1.- intestinal pathogens grow in intestinal mucosa 2.-inflammation results 3.-motility (irritability) of the bowel increases 4.-increased peristalsis results in diarrhea 5.-fluid stool provides rapid exit for pathogen

Which of the following can serve as reservoirs for pathogens?

Animals Water Humans Soil

During the ___ period, because their symptoms are declining as they are recovering, many patients stop taking their antibiotics

Blank 1: convalescent

An___ asks who, when, where, how, why, and what about diseases; the outcome of these studies helps public health agencies develop prevention and treatment programs.

Blank 1: epidemiologist

Depending on the microbe, a pathogen can potentially be spread during _____ phases of infection and disease.

Blank 1: four, 4, or all

A number of ____ worms release cysts and eggs through the feces.

Blank 1: helminth or helminthic

The four stages of infection from beginning to end are 1)_______period, 2)______ stage, 3)period of _______, and 4)_______period

Blank 1: incubation Blank 2: prodromal or prodrome Blank 3: acute Blank 4: convalescent

An abnormally large number of white blood cells in the blood is called _______

Blank 1: leukocytosis

In some diseases, (e.g., syphilis) the ___ and source for an infectious agent are the same.

Blank 1: reservoir

Tests reveal the presence of small numbers of viruses in a sample of blood taken from a patient; this condition is referred to as _____.

Blank 1: viremia

In most cases, pathogens leave the host via the portal of exit through:

Excretion Sloughing Discharge Secretion

Changes in the number of circulating white blood cells are considered to be a sign of possible infection. True or false: Leukocytosis is a decrease in the number of circulating white blood cells.

False

Which of the following is NOT considered a reservoir for pathogens?

Fomites

Which of the following are signs (not symptoms) of inflammation?

Granulomas Abscesses Edema Lymphadenitis

______ is an increase in the number of circulating white blood cells.

Leukocytosis

Which of the following are considered to be signs of blood infection?

Microbes in blood Leukopenia Leukocytosis

Which of the following are symptoms (not signs) of inflammation?

Pain Soreness

Symptoms of the prodromal stage usually include _______.

a vague feeling of discomfort

The portal of exit for the agent of influenza is ______.

coughing or sneezing

Increased peristalsis of the bowel results in ______.

diarrhea

True or false: Persons with latent infections can shed the agent to others in the population.

false

Click and drag on elements in order Put the stages of infection in order starting with the first stage at the top.

incubation period prodrome acute period convalescent period

The portal of exit for the agent of smallpox is ______.

open skin lesions

The incubation period is characterized by ______.

pathogen multiplication

The term ______ infection is used to refer to the initial infection in a previously healthy individual, which can later be complicated by an additional infection caused by a different microbe.

primary

The ______ is the short period of mild symptoms occurring at the end of the incubation period.

prodromal stage