Diseases of the respiratory tract
[DOC File]Chapter 15
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Chapter 15 is the first of two chapters that surveys human viral diseases. In this chapter, the viral diseases of the respiratory tract (pneumotropic) and of the skin (dermotropic) are summarized. Some pneumotropic pathogens are pathogens of the upper respiratory tract, such as the common cold viruses.
[DOC File]DISEASES of the RESPIRATORY TRACT
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THE RESPIRATORY TRACT. Major entry into body for M/Os. UPPER RESPIRATORY TRACT (URT) Nose, pharynx, associated structures. LOWER RESPIRATORY TRACT (LRT) Trachea, bronchi, alveoli of lungs. DEFENSES: ciliated mucous membranes, alveolar macrophages, IgA antibodies. BACTERIAL DISEASES of the URT. Streptococcal Pharyngitis. Scarlet Fever. Diptheria ...
[DOC File]Introduction to Respiratory Diseases
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Respiratory tract infections are a major reason why children and the elderly seek medical care. These infections are more common in cold-weather months in locales with temperate climates. Respiratory tract infections are primarily spread by inhalation of aerosolized respiratory secretions from infected hosts.
[DOC File]Chapter 22 Diseases of the Respiratory System
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Streptococcal Respiratory Diseases • Cause: Group A streptococci (S. pyogenes) • Virulence factors: M proteins, hyaluronic acid capsule, streptokinases, C5a peptidase, pyrogenic toxins, streptlysins • Portal of entry: Upper respiratory tract via respiratory droplets
[DOCX File]RESPIRATORY TRACT
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RESPIRATORY TRACT. nose to alveoli . continuous operation is essential . constantly exposed to air & microbes . divided into 2 regions : upper & lower. Generalizations. Many cause local infections, some may spread systemically. Professional invaders - normal healthy host, specific attachment mechanisms, specific evasion tactics. Secondary ...
[DOCX File]MODEL RESPIRATORY PROTECTION PROGRAM
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Policy. It is the policy of this company to provide its employees with a safe and healthful work environment. The purpose of this program is to reduce employee exposure to infectious agents in the workplace through the proper use of respirators during an influenza pandemic or other infectious respiratory disease emergency.
[DOC File]RESPIRATORY DISEASES - kau
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Most of these illnesses are mild, but about 5% are more serious, involving the lower respiratory tract. The highest morbidity and mortality from lower respiratory tract diseases occurs in the first year of life. Obstructive Diseases of the lower airway: - Asthma. - Bronchiolitis. - Bronchiolectasis.
[DOC File]Chapter 21: Infectious Diseases Affecting the Respiratory ...
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21.3 Upper Respiratory Tract Diseases Caused by Microorganisms. A. Rhinitis (Common Cold) 1. Most often caused by Rhinoviruses. A) Cause 30-50% of common colds. B) There are more than 100 types of rhinoviruses. 2. Unlike bacterial infections, there is typically no sign of fever but malaise, scratchy throat, runny nose and cough are frequently ...
[DOCX File]Centers for Disease Control and Prevention
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2.exp respiratory diseases/ or exp lower respiratory tract infections. 3.exp pneumonia/ 4.exp bronchiolitis/ OR exp bronchitis/ 5.influenza-like illness.mp OR ILI.mp OR SARI.mp OR ARI.mp OR ALRI.mp OR LRTI.mp OR CAP.mp. 6. 1 AND (2 OR 3 OR 4 OR 5) 7.Limit to yr=”1996-Current” ...
[DOC File]CH. 21 DISEASES OF THE RESPIRATORY TRACT
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5) Respiratory Syncytial Virus (RSV) - mild infections in adults; serious LRT infections in young children (
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