B. Describe the differences of the different filarial parasites as to - 1. Presence of sheath 2. Appearance and distribution of somatic cells 3. Periodicity 4. Pathogenicity 5. Specific vector

a. If a person returns from traveling afflicted with trypanosomiasisor leishmaniasis, is he or she generally infective to others?Explain.b. Explain why there is no malaria above 6,000 feet in altitude.c. Account for all of the protective effects offered by insecticidetreatedbednets.

Select 2 types of nonparasitic worms and describe the following: defining characteristics how each organism functions, its host, and its transmission any problems or any benefits associated with these worms

parasitology

Environmental Influence: 1. Describe what malaria is and where it is prevalent in what areas of the globe and in what habitats? Malaria is a life-threatening parasitic infection spread by the bite of infected femnale

21. Identify a FALSE statement regarding Sporotrichosis, Group of answer choices lymphocutaneous lesions transforms into secondary lesions pathogen is a soil fungi fixed lesions don’t spread and contains pus none of the above is false statement no systemic infection is associated with this fungal pathogen entry of this pathogen could be via abrasion   22. Antibiotic action could be ___________, meaning it stops / arrests bacterial growth Group of answer choices Bioavailable Bacteriocidal Bacteriostatic Antiseptic Unstable

Single Matching. Match each disease in the left column with its portal of entry in the right column. LQ fever - psitticosis a. skin b. mucous membrane c. respiratory tract d. urogenital tract _dental caries NUG . mycoplasma - syphilis . leptospirosis - lymphogranuloma venereum e. eye f. oral cavity g. gastrointestinal tract cholera - Lyme disease - trachoma .Campylobacter infection gastric ulcers

Describe the stages of the Plasmodium life cycle within the human host, including the inoculation through the bite of infected mosquitoes, the replication of parasites within hepatocytes, and the subsequent invasion of red blood cells. Explain how these lead to symptomatic disease. Discuss the cont

Caseous lesions containing inflammatory white blood cells area. lepromas b. pseudomembranes c. eschars d. tubercles

A 72 year old patient with a two week history of coughing was admitted to the hospital for community acquired pneumonia (CAP). The laboratory reports a G-, intracellular bacterium. Which of the following apply Production of cholesterol by the pathogen lacking a cell wall to mimic the human plasma membrane O Production of a gray pseudomembrane that may cause respiratory obstructions O An environmental pathogen associated with air conditioners and produces the Lcl adhesin A NF-OP of the upper respiratory tract that produces the pneumolysin exotoxin O Secretion of streptolysin O and S exotoxins by a pathogen associated with scarlet fever