BIO 322 GCU EXAM 2 PREP 2025/2026 COMPLETE
QUESTIONS WITH CORRECT DETAILED ANSWERS ||
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Tuberculosis (TB) .......Answer.........Infectious lung disease - used to
be called consumption
Tuberculosis (TB) causes .......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)
.......Answer.........Asymptomatic during early stages
Cough that produces purulent sputum, develops slowly
,age 2 of 51
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
Tuberculosis (TB) signs and symptoms (systemic)
.......Answer.........Can affect any other organs (neurological
deficits, meningitis, bone pain, urinary symptoms)
Tuberculosis (TB) signs and symptoms (latent)
.......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 .......Answer.........Skin test - doesn't
indicate if it is active or latent
Chest X-rays culture & sensitivity test of sputum cultures
,age 3 of 51
Blood test
Tuberculosis (TB) treatment .......Answer.........Combination of 4-6
drugs at once
Isoniazid
6-9 months of treatment to cure
pneumonia .......Answer.........Inflammatory process that can
involve all or part of the lungs
Pneumonia causes .......Answer.........Infection of respiratory tract
(bacteria, viruses, fungi)
Population at risk: people with underlying chronic diseases (heart
and liver)
Immunocompromised patients (HIV, organ transplant)
, age 4 of 51
Nosocomial infections (ET tubes, immobilization)
Pneumonia signs and symptoms .......Answer.........High fever,
cough, malaise, breathlessness
Symptoms vary upon individual and severity
Inspiration crackles, dullness to percussion, egophony, tactile
fremitus, whispered pectoriloquy
Pneumonia treatment .......Answer.........Antibiotics if bacterial
Hydration
S&S relief
acute bronchitis .......Answer.........Inflammation of the bronchial
tree caused by infection or irritating factors