NUR 215 FUNDAMENTALS EXAM 2 -
MODULES 3, 4 & 5 EXAM WITH
CORRECT QUESTIONS AND ANSWERS
2025
Chain of Infection - CORRECT-ANSWERS1. Infectious Agent
2. Reservoir
3. Portal of Exit
4. Mode of Transmission
5. Portal of Entry
6. Susceptible Host
infectious agent - CORRECT-ANSWERSMicroorganism that lives on it in the
human body without causing harm
Reservoir - CORRECT-ANSWERSwhere pathogens live and multiply
Portal of exit - CORRECT-ANSWERSThrough body fluids (coughing, sneezing,
diarrhea, IV lines)
mode of transmission - CORRECT-ANSWERSDirect or indirect contact
( touching, kissing, touching a contaminated surface)
portal of entry - CORRECT-ANSWERSthe opening where an infectious disease
enters the host's body ( eyes, mouth, wound, vagina, etc)
Susceptible host - CORRECT-ANSWERSa person likely to get an infection or
disease (older, younger, weak immune system)
Local infection - CORRECT-ANSWERSCause harm to a limited region of the
body (single bone, joint, urethra, etc.) (primary)
primary infection - CORRECT-ANSWERSfirst infection that occurs in a patient
systemic infection - CORRECT-ANSWERSan infection throughout the body
that invades the blood or lymph (secondary)
secondary infection - CORRECT-ANSWERSfollows a primary infection
, exogenous - CORRECT-ANSWERSacquired from the health care environment
Endogenous - CORRECT-ANSWERSArises from the patients normal flora
acute infection - CORRECT-ANSWERSrapid onset, short duration
chronic infection - CORRECT-ANSWERSAn infection of long duration, develops
slowly
Excoriation - CORRECT-ANSWERSloss of the superficial layers of the skin (ex:
by scratching or stool incontinence)
Maceration - CORRECT-ANSWERSSoftening of the skin from prolonged
moisture (ex: urinary incontinence)
WBC's count normal range - CORRECT-ANSWERS5,000-10,000
blood culture normal - CORRECT-ANSWERSShow no growth of infectious
microorganisms
Urine culture normal - CORRECT-ANSWERSNo microorganism growth
Throat/Wound Culture normal - CORRECT-ANSWERSNo infectious
microorganism growth (presence of microorganism is normal)
RBC's sed rate normal - CORRECT-ANSWERS15mm/he for men, 20mm/hr for
women
Iron level normal - CORRECT-ANSWERS60-90 g/100mg
cutaneous pain - CORRECT-ANSWERSskin or subcutaneous tissue
deep somatic pain - CORRECT-ANSWERSligaments, tendons, bones, blood
vessels, nerves
visceral pain - CORRECT-ANSWERSDeep pain receptors, abdomen, menstrual
radiating pain - CORRECT-ANSWERSTraveling pain
phantom pain - CORRECT-ANSWERSamputation
psychogenic pain - CORRECT-ANSWERSFrom the mind, no physical cause
Incubation stage of infection - CORRECT-ANSWERSFrom time of infection
until manifestation of symptoms, can infect others
Prodromal stage of infection - CORRECT-ANSWERSVague symptoms, not all
diseases have this stage
Illness stage of infection - CORRECT-ANSWERSsigns and symptoms
present
MODULES 3, 4 & 5 EXAM WITH
CORRECT QUESTIONS AND ANSWERS
2025
Chain of Infection - CORRECT-ANSWERS1. Infectious Agent
2. Reservoir
3. Portal of Exit
4. Mode of Transmission
5. Portal of Entry
6. Susceptible Host
infectious agent - CORRECT-ANSWERSMicroorganism that lives on it in the
human body without causing harm
Reservoir - CORRECT-ANSWERSwhere pathogens live and multiply
Portal of exit - CORRECT-ANSWERSThrough body fluids (coughing, sneezing,
diarrhea, IV lines)
mode of transmission - CORRECT-ANSWERSDirect or indirect contact
( touching, kissing, touching a contaminated surface)
portal of entry - CORRECT-ANSWERSthe opening where an infectious disease
enters the host's body ( eyes, mouth, wound, vagina, etc)
Susceptible host - CORRECT-ANSWERSa person likely to get an infection or
disease (older, younger, weak immune system)
Local infection - CORRECT-ANSWERSCause harm to a limited region of the
body (single bone, joint, urethra, etc.) (primary)
primary infection - CORRECT-ANSWERSfirst infection that occurs in a patient
systemic infection - CORRECT-ANSWERSan infection throughout the body
that invades the blood or lymph (secondary)
secondary infection - CORRECT-ANSWERSfollows a primary infection
, exogenous - CORRECT-ANSWERSacquired from the health care environment
Endogenous - CORRECT-ANSWERSArises from the patients normal flora
acute infection - CORRECT-ANSWERSrapid onset, short duration
chronic infection - CORRECT-ANSWERSAn infection of long duration, develops
slowly
Excoriation - CORRECT-ANSWERSloss of the superficial layers of the skin (ex:
by scratching or stool incontinence)
Maceration - CORRECT-ANSWERSSoftening of the skin from prolonged
moisture (ex: urinary incontinence)
WBC's count normal range - CORRECT-ANSWERS5,000-10,000
blood culture normal - CORRECT-ANSWERSShow no growth of infectious
microorganisms
Urine culture normal - CORRECT-ANSWERSNo microorganism growth
Throat/Wound Culture normal - CORRECT-ANSWERSNo infectious
microorganism growth (presence of microorganism is normal)
RBC's sed rate normal - CORRECT-ANSWERS15mm/he for men, 20mm/hr for
women
Iron level normal - CORRECT-ANSWERS60-90 g/100mg
cutaneous pain - CORRECT-ANSWERSskin or subcutaneous tissue
deep somatic pain - CORRECT-ANSWERSligaments, tendons, bones, blood
vessels, nerves
visceral pain - CORRECT-ANSWERSDeep pain receptors, abdomen, menstrual
radiating pain - CORRECT-ANSWERSTraveling pain
phantom pain - CORRECT-ANSWERSamputation
psychogenic pain - CORRECT-ANSWERSFrom the mind, no physical cause
Incubation stage of infection - CORRECT-ANSWERSFrom time of infection
until manifestation of symptoms, can infect others
Prodromal stage of infection - CORRECT-ANSWERSVague symptoms, not all
diseases have this stage
Illness stage of infection - CORRECT-ANSWERSsigns and symptoms
present
