MBIOS 101 1nd Edition Lecture 26 Outline of Last Lecture - Lines of Defense1. Skin2. GI Tracta. Esophagusb. PharynxOutline of Current Lecture – 1. STDs2. Reproductive tract3. Urinary Tract4. 2nd line of defense a. BloodCurrent Lecture – First Line of Defense1. STDs-a. Syphilis: often in genital areas, secondary rashes, can erode away the boneb. Trichomonas vaginalis: parasite that eats epithelial cells – fertility issues and secondary infections2. Reproductive Tracts: 1st line of defensea. Sexual secretion—pH 6i. Lysozyme- destroys microbesb. Mucusc. NFO –i. bacteria and yeast live hereii. Can become opportunistic – if taking antibiotics, etc. d. STDs continuedi. HIV virusii. Syphilis – bacteriaiii. Genital warts1. HPV- Human Papillomavirus vaccine2. Prevents some forms of cervical canceriv. Gonorrhea – bacteria v. Trichomoniasis – parasite These notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.3. Urinary Tracta. Kidney filters bloodb. Acidic pH 6c. Urination – flushingd. Mucus protectione. NFOf. Urinary Tract infections – usually from E. coli from fecal material to urinary tracti. Cranberry juice can helpii. Makes pH of urine more acidic g. Sometimes after antibiotic treatment, some people get yeast infection 4. Second Line of Defense a. Example- Acne is inflammation b. Part of inflammation is pain – notifies you that something is wrong c. Made up of:i. White blood cellsii. Red blood cells iii. Inflammationiv. Antimicrobial substance v. All protect against microbesd. Bloodi. Fluid1. Water – to move substances 2. Nutrients3. Minerals4. Vitamins 5. Hormones6. Proteins7. Clotting factors ii. Cells1. Know all the cell types in blood 2. Hematopoietic Stem cells 3. Know from stem cells to neutrophilsDefinitions in book iii. Blood smears tell you a lot about a personiv. All starts in bone marrow v. Starts with stem cell – blank cellvi. Become what cells body need at that moment vii. All blood always present but at different times there are different concentrations of the types of cells viii. Supply and demande. Types of Blood cellsi. RBC – red blood cells 1. Carry oxygen to cells to produce ATP 2. Remove carbon dioxide3. Oxygen and carbon dioxide exchange occurs in the
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