MIP 300 Exam 2 Question & Answer 2023.

MIP 300 Exam 2 Question & Answer 2023. Symbiosis - ANSWER Any type of relationship between organisms Commensal relationship - ANSWER Relationship between organisms where one benefits and the other is neither harmed nor benefited, arguably does not exist any more Mutualistic relationship - ANSWER Relationship between organisms where both benefit, most common type Parasitic relationship - ANSWER Relationship between organisms where one benefits off of the other's expense, least common type Parisitism on a relationship level should not be confused with... - ANSWER Macroscopic parasites such as hookworms Normal flora - ANSWER Organisms residing on body surfaces Colonization - ANSWER Normal flora proliferating within host Infection - ANSWER Disease causing bacteria proliferating in host List of locations where flora should be found - ANSWER -Any part of GI tract -Upper respiratory tract -Little bit in deep respiratory tract -Skin -Eyes -Urogenital tract (not typically bladder) List of locations where flora should not be found - ANSWER -Any organs such as heart, liver, kidneys, spleen Protective functions of normal flora - ANSWER 1) Compete for attachment within host with pathogenic genera 2) Produce antimicrobial substances, vitamins, and neurotransmitters 3) Stimulate the immune system Normal flora functionally... - ANSWER -Impact digestion -Are in constant flux depending on diet -Most closely resemble housemates Fecal transplant - ANSWER Not approved by the FDA currently, but physician can prescribe movement of feces from donor to recipient with similar gut biomes to reproduce gut bacteria within the GI tract, will become an issue in athletics with fecal doping Infectious disease - ANSWER Host cannot function normally due to presence of parasite or its products