GCU BIO 322 Exam 2 Questions and
Answers Graded A+
Tuberculosis (TB) - Correct answer-Infectious lung disease - used to be called
consumption
Tuberculosis (TB) causes - Correct answer-Mycobacterium tuberculosis ->
incubation period 2-8 weeks
Decreased immune system -> high rate of co-infection with HIV
Crowded living quarters; poverty; homelessness; substance abuse; decreased
access to medical care/screening
Tuberculosis (TB) signs and symptoms (active) - Correct answer-Asymptomatic
during early stages
Cough that produces purulent sputum, develops slowly
Night sweats, fatigue, fever/chills, pleurisy, weight loss, caseous necrosis (TB
bacteria can resist lysosomal killing in a macrophage -> granulomatous tubercle of
dead material and dormant bacilli after about ten days
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,Tuberculosis (TB) signs and symptoms (systemic) - Correct answer-Can affect any
other organs (neurological deficits, meningitis, bone pain, urinary symptoms)
Tuberculosis (TB) signs and symptoms (latent) - Correct answer-Asymptomatic,
very slow to progress, not noticed until advanced disease, granulomas (Ghon), co-
infection with HIV (MC) increase risk of deactivation as well as cancer
Tuberculosis (TB) testing - Correct answer-Skin test - doesn't indicate if it is active
or latent
Chest X-rays culture & sensitivity test of sputum cultures
Blood test
Tuberculosis (TB) treatment - Correct answer-Combination of 4-6 drugs at once
Isoniazid
6-9 months of treatment to cure
pneumonia - Correct answer-Inflammatory process that can involve all or part of
the lungs
Pneumonia causes - Correct answer-Infection of respiratory tract (bacteria, viruses,
fungi)
Population at risk: people with underlying chronic diseases (heart and liver)
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, Immunocompromised patients (HIV, organ transplant)
Nosocomial infections (ET tubes, immobilization)
Pneumonia signs and symptoms - Correct answer-High fever, cough, malaise,
breathlessness
Symptoms vary upon individual and severity
Inspiration crackles, dullness to percussion, egophony, tactile fremitus, whispered
pectoriloquy
Pneumonia treatment - Correct answer-Antibiotics if bacterial
Hydration
S&S relief
acute bronchitis - Correct answer-Inflammation of the bronchial tree caused by
infection or irritating factors
Acute bronchitis causes - Correct answer-Secondary to viral URI (MC) or bacterial
infection
Toxins, smog, cigarette smoke, GERD
acute bronchitis signs and symptoms - Correct answer-Usually self limiting
Productive cough, chest pain/congestion, wheezing, fever/chills, DIB
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Answers Graded A+
Tuberculosis (TB) - Correct answer-Infectious lung disease - used to be called
consumption
Tuberculosis (TB) causes - Correct answer-Mycobacterium tuberculosis ->
incubation period 2-8 weeks
Decreased immune system -> high rate of co-infection with HIV
Crowded living quarters; poverty; homelessness; substance abuse; decreased
access to medical care/screening
Tuberculosis (TB) signs and symptoms (active) - Correct answer-Asymptomatic
during early stages
Cough that produces purulent sputum, develops slowly
Night sweats, fatigue, fever/chills, pleurisy, weight loss, caseous necrosis (TB
bacteria can resist lysosomal killing in a macrophage -> granulomatous tubercle of
dead material and dormant bacilli after about ten days
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
,Tuberculosis (TB) signs and symptoms (systemic) - Correct answer-Can affect any
other organs (neurological deficits, meningitis, bone pain, urinary symptoms)
Tuberculosis (TB) signs and symptoms (latent) - Correct answer-Asymptomatic,
very slow to progress, not noticed until advanced disease, granulomas (Ghon), co-
infection with HIV (MC) increase risk of deactivation as well as cancer
Tuberculosis (TB) testing - Correct answer-Skin test - doesn't indicate if it is active
or latent
Chest X-rays culture & sensitivity test of sputum cultures
Blood test
Tuberculosis (TB) treatment - Correct answer-Combination of 4-6 drugs at once
Isoniazid
6-9 months of treatment to cure
pneumonia - Correct answer-Inflammatory process that can involve all or part of
the lungs
Pneumonia causes - Correct answer-Infection of respiratory tract (bacteria, viruses,
fungi)
Population at risk: people with underlying chronic diseases (heart and liver)
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
, Immunocompromised patients (HIV, organ transplant)
Nosocomial infections (ET tubes, immobilization)
Pneumonia signs and symptoms - Correct answer-High fever, cough, malaise,
breathlessness
Symptoms vary upon individual and severity
Inspiration crackles, dullness to percussion, egophony, tactile fremitus, whispered
pectoriloquy
Pneumonia treatment - Correct answer-Antibiotics if bacterial
Hydration
S&S relief
acute bronchitis - Correct answer-Inflammation of the bronchial tree caused by
infection or irritating factors
Acute bronchitis causes - Correct answer-Secondary to viral URI (MC) or bacterial
infection
Toxins, smog, cigarette smoke, GERD
acute bronchitis signs and symptoms - Correct answer-Usually self limiting
Productive cough, chest pain/congestion, wheezing, fever/chills, DIB
©COPYRIGHT 2025, ALL RIGHTS RESERVED 3
