Micro Chapter 25
Terms in this set (44)
The Uterine Cervix
A frequent site of infection and a place where cancer can develop.
Affects the normal vaginal microbiota
What causes deposition of glycogen in the cells lining the vagina?
Metabolizes the glycogen in the cells lining the vagina.
How does Vaginal Lactobacilli protect the vagina from colonization by pathogens?
By metabolizing the glycogen and releasing lactic acid and hydrogen peroxide.
What do Escherichia coli or Enterobacteriaceae members from normal intestinal microbiota cause?
Pseudomonas aeruginosa, Serratia marcescens, and Enterococcus faecalis
Cause healthcare-associated UTIs. Are often resistant to most antibiotics.
Leptospirosis is infected by
Infected by Leptospira interrogans from the bloodstream.
Leptospirosis is what kind of illness?
The septicemic phase of Leptospirosis
Fever, bloodshot eyes, and pain.
The immune phase of Leptospirosis
Improvement occurs, then damage to multiphle organs occurs
How do animals spread L. interrogans?
Through their urine
Bacterial Vaginosis (BV)
Gray-white discharge, and a strong fishy odor.
When does BV occur?
When there is a disruption of the normal microtiota
Vulvovaginal Candidasis (VVC)
Itching, burning, vulvar redness and swelling, and a thick, white discharge.
What causes VVC?
Candida albicans (yeast)
What factors aid in developing VVC?
Antibacterial treatment, uncontrolled diabetes, and oral contraceptives.
Staphyloccal Toxic Shock Syndrome
Sudden fever, headache, muscle aches, bloodshot eyes, vomiting, diarrhea, a sunburn like rash that later peels, confusion, and a drop in blood pressure.
Kidney failure or death may occur without treatment of....
Staphylococcal Toxic Shock Syndrome
What's the most commonly reported bacterial STI?
Men's Symptoms of Gonorrhea
Painful urination and a thick pus draining from the urethra
What does an inflammation reaction to Gonorrhea cause? (men and women)
Scarring, which can partially obstruct the urethra and cause infertility
Gonorrhea vs. Chlamydia
Chlamydia signs and symptoms are more mild than Gonorrhea and often go unnoticed.
What is Treponema pallidum often called?
The Great Imitator
A painless, firm ulceration. Multiplies and spreads throughout the body.
Characterized by formations of chancres
Skin and mucous membranes show lesions that have large #s of the organisms.
Latent Period (Syphilis)
Occurs between secondary and tertiary phases. May last months or years.
Causes damage to the eyes, the cardiovascular system, and the central nervous system.
Which phase of syphilis is not contagious?
A necrotizing mass. Can involve any part of the body. (Syphilis)
Spread from pregnant woman across the placenta to involve the fetus.
Causes Chancroid. (some strains resistant to antibiotics)
Single or multiple soft, tender genital ulces, and enlarged, painful groin lymph nodes.
A group of vesicles with itching, burning, or pain; these break, leaving painful ulcers and local lymph nodes to enlarge. Increases risk of transmitting HIV.
Where does herpes establish?
In the sensory nerves.
Small DNA viruses
Symptoms of HPV
Warts on or near genitalia.
What is HPV is associated with?
Cancer of the cervix, vagina, penis, anus, or throat. (HPV 16 & 18)
Pre-exposure prophylaxis with antiretroviral meds
Reduce infection rates of transmitting HIV.
Itching, burning, swelling, and redness of the vagina; with frothy, smelly, yellow-green discharge; and burning on urination.