Description : Name two opportunistic pathogens infecting AIDS patients. -Biology
Last Answer : answer:
Description : Antiretroviral treatment affords the following benefit(s) in HIV infection: A. Increases CD4 leucocyte count B. Reduces the incidence of opportunistic infections in AIDS patients C. Increases survival time in AIDS patients D. All of the above
Last Answer : D. All of the above
Description : This opportunistic protozoan causes primary meningoencephalitis (PAM). a. Plasmodium Vivax b. Toxoplasma Gondil c. Naegieria Fowleri d. Paragonimus Westermani e. Entamoeba Histolytica
Last Answer : c. Naegieria Fowleri
Description : The following statement(s) is/are true concerning HIV infection. a. Initial screening with ELISA is highly sensitive but can be associated with a false positive rate of 25% b. ... , carinii pneumonia, CMV pneumonitis, Cryptococcus meningitis, and disseminated infection due to atypical mycobacteria
Last Answer : Answer: b, c, d Acquired immunodeficiency syndrome (AIDS) is a syndrome caused by the human retrovirus (HIV-1) that infects T lymphocytes and causes severe immunosuppression. Individuals who ... to prolong survival when administered early in the course of disease and is considered routine therapy
Description : : All the following are among the opportunistic organisms that may cause nosocomial disease except: a. Pseudomonas aeruginosa. b. Escherichia coli. c. Staphylococcus aureus. d. Mycobacterium leprae.
Last Answer : d. Mycobacterium leprae.
Description : ______ form the bulk of microbial products of industrial interest. a. primary metabolites b. secondary metabolites c. tertiary metabolites d. quaternary metabolites
Last Answer : b. secondary metabolites
Description : Denaturation refers to the loss of the ______ structure of a ______ molecule. a. primary; carbohydrate b. molecular; fat c. secondary; starch d. tertiary; protein
Last Answer : d. tertiary; protein
Description : A newborn a. Contains indigenous micro biota before birth. b. Remains sterile for many weeks after birth, c. Becomes colonized soon after conception. d. Is colonized with many common micro biotas within a few days after birth.
Last Answer : a. Contains indigenous micro biota before birth.
Description : What is the most common infectious disease today? a. Respiratory Infections b. Intestinal Infections c. Sexually Transmitted Infections d. Dental Caries
Last Answer : d. Dental Caries
Description : What part or parts of the male and female reproductive systems are typically colonized by indigenous microbiota? a. Male: Ureters; Female: Vagina And Ovaries b. Male: Testes And Epididymis c. Male: ... : Vagina, Vulva, And Cervix d. Male: Bladder And Ureters; Female: Fallopian Tubes And Cervix
Last Answer : c. Male: Urethra; Female: Vagina, Vulva, And Cervix
Description : Where do the indigenous microbiota come from to repopulate the gut after diarrhea? a. The Food You Eat b. The Place You Live c. The Appendix d. The Liver
Last Answer : c. The Appendix
Description : An acute disease becomes _____ when the body is incapable of ridding itself of the pathogen, while a local disease becomes ______ when it disseminates to deeper organs and tissues. a. Contagious; Systemic b. Contagious; Secondary c. Chronic; Systemic d. Chronic; Secondary
Last Answer : c. Chronic; Systemic
Description : It has been discovered that Helicobacter pylori is the cause of ______. a. Acute Gastritis b. Gastric Ulcers c. Stomach Cancer d. A-C Are Correct
Last Answer : d. A-C Are Correct
Description : What is the most common sexually transmitted infection in the United States? a. Chlamydia b. Gonorrhea c. Syphilis d. AIDS
Last Answer : a. Chlamydia
Description : Which group of people would be more susceptable to intestinal infections? a. Infants b. Young Children c. Teenagers d. Adults
Last Answer : a. Infants
Description : In an ELISA, the primary antibody represents a. The patient‘s serum. b. The antibody recognizing the secondary antibody. c. The enzyme-linked (labeled) antibody. d. The antibodies having been washed away.
Last Answer : b. The antibody recognizing the secondary antibody.
Description : A healthy person can be diagnosed as having a infection with the multiplication of bacterial cells in the blood. a. Primary; bacteremia b. Primary; vermeil c. Primary; septicemia d. Secondary; parasitemia
Last Answer : c. Primary; septicemia
Description : A chancre is typical of which stage of syphilis? a. Primary b. Secondary c. Tertiary d. Chronic, latent
Last Answer : a. Primary
Description : Trickling filter comes under A- primary treatment B- secondary treatment C- tertiary treatment D- none of these
Last Answer : secondary treatment
Description : Negative phase is observed in A- secondary humoral response B- primary humoral response C- both (a) and (b) D- none of the above
Last Answer : secondary humoral response
Description : The _______ structure of a protein is the sequence of amino acids. a. primary b. secondary c. tertiary d. quaternary
Last Answer : a. primary
Description : Bacitracin, Polymyxin and Neomycin are used together for topical skin infections under the name of _____. a. Neosporin b. Vancomycin c. Cephalosporin d. Nystatin.
Last Answer : a. Neosporin
Description : The drug isoniazid is used widely in contemporary medicine to a. Treat tuberculosis. b. Prevent fungal overgrowth in the intestine. c. Clear away wound infections. d. Eliminate infections due to gram-negative bacteria.
Last Answer : a. Treat tuberculosis.
Description : Gentamicin and other aminoglycoside drugs are widely prescribed for treatment of _____ infections. a. fungal b. gram-positive bacterial c. gram-negative bacterial d. staphylococcal
Last Answer : c. gram-negative bacterial
Description : Penicillins are useful in treating a. Gram-positive infections. b. Leprosy. c. Gram-negative infections. d. Tuberculosis.
Last Answer : a. Gram-positive infections.
Description : Which one of the following statements is NOT true of innate immunity? a. It is an early-warning system against pathogens. b. It is a form of immunity found only in vertebrates. c. It is a nonspecific response. d. It responds within minutes to many infections.
Last Answer : b. It is a form of immunity found only in vertebrates.
Description : Tinea infections include all but which one of the following? a. Athlete's foot b. Ringworm c. Thrush d. Jock itch
Last Answer : c. Thrush
Description : The tinea infections of the human skin are a. All caused by fungi. b. Transmissible from pets. c. Treated with a variety of powders or ointments. d. All the above (a-c) are true.
Last Answer : d. All the above (a-c) are true.
Description : Hydrophobia is a term applied to a. rotavirus infections. b. West Nile fever. c. arboviral encephalitis. d. rabies.
Last Answer : d. rabies.
Description : Though few in number, some drugs, such as _____, can be used to treat some viral infections. a. penicillin and ampicillin b. isoniazid and dapsone c. amantadine and acyclovir d. streptomycin and amphotericin
Last Answer : c. amantadine and acyclovir
Description : Which of the following viral infections is associated with the development of hydrophobia? A.Rabies B.Influenza C.Polio D.Hepatitis
Last Answer : A.Rabies
Description : Why does an AIDS patient suffer from many other infections? -Biology
Description : Tetracycline hydrochloride conditioning of root surfaces in periodontal surgery is to: A. Sterilise the root surface B. May enhance binding of fibronectin and fibroblast C. Aids in re-mineralising the root surface D. Assist the biding of lamina dura E. Prevents post operative infections
Last Answer : B. May enhance binding of fibronectin and fibroblast
Description : Anti-HIV drug therapy is recommended in the following category of HIV exposed subjects: A. HIV positive symptomatic patients with opportunistic infections B. HIV positive asymptomatic subjects with CD4 cell count ... asymptomatic subjects with CD4 cell count less than 200/μl D. Both 'A' and 'C
Last Answer : C. HIV positive asymptomatic subjects with CD4 cell count less than 200/μl
Description : A common roundworm in young children is ______, causing an itchy anus at night. a. Ascaris b. hookworm c. pin worm d. elephantiasis
Last Answer : c. pin worm
Description : MYSIN attempts to recommend appropriate therapies for patients with bacterial infections. a) True b) False
Last Answer : a) True
Description : Typical features of Down’s syndrome (Mongolism) do not include: A. Multiple immunodeficiencies B. Sever caries but minimal periodontal disease C. Susceptibility to infections D. Multiple missing teeth and malocclusion E. Hepatitis B carriage in institutionalised patients
Last Answer : B. Sever caries but minimal periodontal disease
Description : Choose the correct statement about methenamine (hexamine): A. It acts by getting converted to mandelic acid in the urinary tract B. It releases formaldehyde in acidic urine which inturn kills ... acute urinary tract infections D. It is the preferred urinary antiseptic in patients with liver disease
Last Answer : B. It releases formaldehyde in acidic urine which inturn kills bacteria
Description : Palliation refers to a) relief of symptoms associated with cancer. Palliation is the goal for care in terminal cancer patients. b) hair loss. Alopecia is the term that refers to hair loss. c) ... the lowest point of white blood cell depression after therapy that has toxic effects on the bone marrow.
Last Answer : a) relief of symptoms associated with cancer. Palliation is the goal for care in terminal cancer patients.
Description : : _____ is an exaggerated or inappropriate immune defense that is causing the problems in an affected individual. a. Hypersensitivity b. Autoimmune disease c. AIDS d. HIV
Last Answer : a. Hypersensitivity
Description : An HIV patient with swollen lymph nodes and CD4 T cell count of would be in stage of HIV disease/AIDS. a. 1,000; stage II b. 700; stage I c. 400; stage III d. 400; stage IV
Last Answer : a. 1,000; stage II
Description : Which one of the following protozoa would most likely be isolated in an individual with AIDS? a. Cryptosporidium b. Balantidium c. Babesia d. Leishmania
Last Answer : a. Cryptosporidium
Description : Which of the following fungi would most likely be seen in an individual with AIDS? a. Cryptococcus neoformans b. Sporothrix schenkii c. Trichophyton d. Microsporum
Last Answer : a. Cryptococcus neoformans
Description : Three stop codons, which aids in termination of translation are also known as A- pause codons B- .nonsense codons C- missense codons D- antisense codons
Last Answer : .nonsense codons
Description : The development of global regulatory systems in prokaryotes A- determines the exact location of the cell on the globe B- aids in DNA replication C- .determines the exact location of the replication site D- regulates many genes under varying environmental conditions
Last Answer : regulates many genes under varying environmental conditions
Description : Which one of the following is NOT considered an emerging infectious disease? a. Polio b. Hantavirus pulmonary disease c. Lyme disease d. AIDS
Last Answer : c. Lyme disease