HLTB21H3 : mmr__

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reddeer332

21 Dec 2010

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Written in egyptian papyrus document (1550 bc) and indian writings (600bc), ancient greece after alex the great returned from india (320 bc) and rome (62 bc) with return of pompeii. Thought to be: hereditary, punishment of god, or by curse. Leprosariums(lazaretto, leper colony, lazar house) first one in england 936 ad. Mid 12th century lost status and removal from public office. Mass of separation: no fountain drinking, small halls, wear gloves, no touching children. Dr. armauer hansen of norway 1873:delivered leprosy germ under microscope called mycobacteriusm leprae (m. leprae), now called. Etiology: slow multiplying bacillus, avg. doubling time 12-14 days, incubation period 3-5 yrs. , thought to be transmitted through sneezing droplets during close/frequent contact, not highly infectious, may link genetic susceptibility, mainly affects skin,nerves, mucous membranes. Risk: affect anyone, common in warm, wet areas of (sub)tropics, ages 10-14 and 35-44. Clinical manisfestation (5): interdeterminate leprosy (il)-earliest, mildest, few lesions, loss of sensation rare.

Related Questions

Highlight or bold the answer you select for multiple choice or type in your answer in the blank space provided.

1. Which of the following is not true of the nervous system?

Consists of central and peripheral systems

(b) Central nervous system is composed of brain and spinal cord

(d) Meninges are membranes that cover brain and spinal cord

(e) Normally free of microbes

2. Which of the following is a common cause of meningitis in nonimmunized young children?

(a) Streptococcus pneumoniae

(b) Escherichia coli

(d) Haemophilus influenzae

(e) None of the above

3. A complication of infection with this organism (Waterhouse-Friderichsen syndrome) can occur if the organism becomes widely distributed in the body, leading to endotoxin shock and death. The organism is:

(a) Haemophilus influenzae type A

(b) Neisseria meningitidis

(d) Streptococcus pneumoniae

(e) Listeria monocytogenes

4. Which of the following bacterial meningitis diseases currently is the most common type in the U.S., with increased incidences in infants and in the 15- to 24-year-old age group, and has three types or strains of the infectious microbe?

(a) Haemophilus meningitis

(b) Listeriosis

(d) Meningococcal meningitis

(e) a and c

5. Before development of a vaccine against this microbe, the disease it caused accounted for two-thirds of bacterial meningitis cases during the first year of life but is still the number one leading cause of mental retardation in patients who survive serious disease due to permanent central nervous system disorders. What is the microorganism?

(a) Haemophilus influenzae type B

(b) Haemophilus influenzae type A

(d) Streptococcus pneumoniae

(e) Listeria monocytogenes

6. Which of the following bacteria that may cause meningitis is Gram-positive and therefore does not cause endotoxin shock in infected individuals?

(a) Escherichia coli

(b) Neisseria meningitidis

(d) Haemophilus influenzae type B

(e) None of these

7. Avid swimmers and hot tub enthusiasts sometimes acquire an opportunistic infection caused by Naegleria fowleri that results in a meningoencephalitis. This organism is a (an):

(a) Protist

(b) Helminth

(d) Amoeba

(e) a and d

8. Which of the following in NOT true about listeriosis?

(a) Foodborne transmission is the most common source of infection.

(b) It is a leading cause of bacterial meningitis today.

(d) It is sometimes acquired as a zoonosis.

(e) Individuals with impaired immune systems are highly susceptible to this disease.

9. Viral meningitis is usually always fatal if untreated, unlike bacterial meningitis, which is always self-limiting and nonfatal. True or false?

10. Which of the following is acid-fast and causes Hansen's disease?

(a) Mycobacterium tuberculosis

(b) Clostridium tetani

(d) Haemophilus influenzae

(e) Mycobacterium leprae

11. An immunofluorescent antibody test (IFAT) has replaced the older test for the presence of inclusions in neurons (Negri bodies) for the detection of infections caused by:

(a) Neisseria meningitidis

(b) Enteroviruses

(d) Rabies virus

(e) Haemophilus influenza

12. The viruses that cause encephalitis are most likely to be:

(a) Togaviruses

(b) Enteroviruses

(d) Rabies virus

(e) Hepatitis viruses

13. What do the following viral encephalitis diseases have in common: eastern equine encephalitis, western equine encephalitis, Venezuelan equine encephalitis, St. Louis encephalitis, West Nile fever?

(a) They are all caused by the same virus.

(b) They are have the horse as a common intermediate host.

(d) Birds are never involved in the life cycle of the viruses that cause these diseases.

(e) Both a and d.

14. The only bacterium known to damage peripheral nerves is:

(a) Naegleria fowleri

(b) Mycobacterium leprae

(d) Neisseria meningitidis

(e) Haemophilus influenzae

15. All of the following are true about Clostridium tetani, the causative agent of tetanus, EXCEPT:

(a) They are spore-forming rods.

(b) They are part of the normal bowel microflora of horses, cattle, and humans.

(d) Their toxin elicits muscle stiffness, spasms, and paralysis in the victim.

(e) They require oxygen to survive.

16. A vaccine that was developed in 1933 has proven effective in reducing the incidence of disease caused by:

(a) Clostridium botulinum

(b) Mycobacterium leprae

(d) Streptococcus pneumoniae

(e) Listeria monocytogenes

17. The most common form of disease caused by Clostridium botulinum is:

(a) Infant

(b) Wound

(d) Foodborne

(e) None of these

18. The endospores of this organism are the most heat-resistant known; it is:

(a) Clostridium tetani

(b) Clostridium botulinum

(d) Streptococcus thermicos

(e) Listeria monocytogenes

19. All of the following are true about Clostridium botulinum, the causative agent of botulism, EXCEPT:

(a) Their ability to form toxin depends on infection with a bacteriophage.

(b) They can produce one of eight different toxins, all of which cause human disease.

(d) Although their endospores are highly heat-resistant, their toxin can be inactivated by only a few minutes' boiling.

(e) All of the above are true.

20. All of the following are true about poliomyelitis EXCEPT:

(a) Most poliovirus infections are inapparent or mild and nonparalytic.

(b) Polio can be caused by three strains of picornaviruses.

(c) The Salk vaccine contains live, attenuated polioviruses while the Sabin vaccine contains formalin-inactivated polioviruses.

(d) Transmission is by the fecal-oral route and pharyngeal secretions.

(e) Poliomyelitis has afflicted man for thousands of years.

graydinosaur157

PLEASE ANSWER ALL QUESTIONS..PLEASE NOT ONLY 1 QUESTION. THANK YOU

QUESTION 1. Chronic diseases generally have several underlying characteristics, including a.A long latency period between exposure to risk and disease outcomes b. Low degree of preventability c. High curve rate d.None of the above

QUESTION 2.Which of the following risk factors collectively explain a significant proportion (not incidence) of most chronic diseases. a.Tobacco, alcohol, diet b.Tobacco, alcohol, diet, physical activity c. Alcohol, physical activity d.Tobacco, diet, physical activity

QUESTION 3.Adherence to treatment is influenced by several interacting dimensions including a.Social and economic factors b. Healthcare system factors c.Condition-related factors d.Therapy-related factors e.Patient related factors f.All of the above

QUESTION 4. _________ is the leading cause of cancer in both developed and developing countries worlwide a.Radiation exposure b. Tobacco use c.Pesticide exposure d.Air pollution

QUESTION 5.This week's YouTube video on treating non-communicable diseases in Rwanda showed how a community health worker helps to treat heart disease, diabetes and _______ a.Cancer b.Asthma c.Hepatitis d.HIV/AIDS

QUESTION 6.Which of these are myths of chronic disease control a.Benefits of chronic disease control accrue not only to the individual but also to the population b.Economic growth improves all health conditions c. Chronic diseases are associated with low SES/poverty d.Chronic disease only occurs in the elderly e.a and c f.b and d

QUESTION 7 ___________ remains the leading cause of death among both men and women in low- and middle-income countries a.Cancer b.Cardiovascular disease c. Diabetes d.Obesity e.Respiratory disease

QUESTION 8.Chronic disease in adults accounts for approximately 60% of all deaths worldwide. True False

QUESTION 9.The WHO's Innovative Care for Chronic Conditions Framework includes a positive policy environment. True False

QUESTION 10.It is estimated that the overall number of cancer cases will rise by 50% in the next 20 years. True False

QUESTION 11.Comorbidity refers to simultaneous occurrence in a person of two or more disorders; comorbid conditions can increase the risk of adverse outcomes. True False

QUESTION 12.Emerging evidence supports starting promotion efforts during pregnancy and early childhood and continuing efforts throughout life lower exposures to major chronic disease risk factors. True False

QUESTION 13. Increased cumulative exposure to risk factors over the lifecourse combined with social and economic inequalities, leads to the levels of inequalities seen in later adult life. True False

QUESTION 14.The "compression of morbidity" model proposes that morbidity due to aging cannot be postponed or mitigated by disease prevention programs True False

QUESTION 15.There is few significant funding sources for chronic diseases in low-and middle-income countries. True False

QUESTION 16.To combat chronic diseases, modern, evidence-based interventions emphasize shared decision making and collaborative goal setting among providers and patients. True False

QUESTION 17.In the absence of legislative, financial and engineering approaches, health education programs often have a limited impact on preventing or reducing chronic diseases. True False

QUESTION 18. It is estimated that deaths from diet-related chronic disease in China will triple between 1995 and 2025. True False

QUESTION 19.The third highest percent of global DALY's is attributed to which risk factor? a.Alcohol use b.Tobacco use c.Unsafe sex d.Childhood underweight

QUESTION 20.In the 1990's which country experienced a substantial decline in male life expectancy as a result of dramatic socio-political changes a.China b.Russia c. India d.Canada

jademole302

QUESTION 1 1. The relative importance or burden of a disease within a population will depend on a number of factors including : A. Disease frequency B. Disease severity C. Disease consequences D. All of the above

QUESTION 2 1 . With the epidemiologic transition, there is a reduction in malnutrition and _____ . A. Communicable diseases B. Injuries C. Non-communicable chronic diseases D. Mental health disorders

QUESTION 3 1. A major challenge to developing a burden of disease profile in low and middle-income countries relates to A. Unwillingness to share complete information B. Conflicting disease definitions C. Challenges obtaining information related to cause of death D. All of the above

QUESTION 4 1. The demographic transition describes which of the following changes to society A. Changes in birth and death rates that reflect a modern society B. Declines in mortality followed by a reduction in fertility C. A change in the age structure of the population D. All of the above

QUESTION 5 1. Measures of health status that combine mortality and morbidity data A. Facilitate comparisons both within and across populations B. Help estimate the quantitative health benefits from interventions C. Serve as tools to assist with resource allocation D. All of the above

QUESTION 6 1. The disability-adjusted life year is defined as A. A health gap population summary measure that combines time lost due to disability with that lost due to death B. A measure to compare the gap between the current situation to that of an ideal situation C. A measure that combines the amount of healthy life lost due to morbidity with that lost due to injury. D. Answers B and C

QUESTION 7 1. True or false? A key limitation to mortality-based indicators is that they fail to account for the morbidity caused by disease. True False

QUESTION 8 1. The most widely used composite measure of population health is the DALY, and this epidemiological measure is the sum of morbidity and ________data. A. Years of life lost (YLL) B. Morbidity C. Infant mortality rates (IMR) D. none of the above

QUESTION 9 1. What would be the best source of information on adult and infant mortality (in high income countries)? A. Disease registers B. Vital statistics C. Special survey study D. Hospital clinic statistics

QUESTION 10 1. Which term is best used to describe the proportion of people in a population who have a defined disease at a specific point of time? A. DALY B. Incidence C. Mortality rate D. Prevalence

QUESTION 11 1. Which term is best used to describe new cases of disease occurring in a population? A. DALY B. Incidence C. Mortality rate D. Prevalence

QUESTION 12 1. Which term is used to describe the absence or presence of illness or disease? A. Demography B. Morbidity C. Mortality D. Vitality

QUESTION 13 1. Mortality (death indicators) include: A. Mortality rate B. Infant mortality rate C. Neonatal morality rate D. All of the above

QUESTION 14 1. True or false? The value of life is often implicit in the way resource allocation decisions are made, which suggests that these decisions should be as explicit, open, and transparent as possible. True False

QUESTION 15 1. _________________is projected as the number one leading cause of disease burden in 2030. A. Ischemic heart disease B. Diabetes mellitus C. HIV/AIDS D. Unipolar depression

QUESTION 16 1. Some of the negative aspects of globalization include A. Greater insecurity of employment B. Poorer housing and sanitation due to rapid urbanization C. Greater vulnerability to environmental degradation D. All of the above

QUESTION 17 1. Current concerns about climate change focus on several developments including A. Rising global average land and sea surface temperature B. Increasing frequency of extreme weather conditions C. Both A and B D. None of the above

QUESTION 18 1. True or false? Diseases carried by mosquitoes are especially sensitive to meteorological conditions because they are vulnerable to changes in the ambient temperature. As a result of changing temperatures, infectious diseases such as malaria and dengue have decreased in incidence and geographic range. True False

QUESTION 19 1. True or false? International cooperation of infectious disease control has a long history that includes obligatory reporting of outbreaks of specific diseases. However, compliance with obligatory reporting has been poor due to economic consequences that have often accompanied notification of disease outbreaks. True False

QUESTION 20 1. True or false? Globalization is a relatively new phenomenon that began in the mid-20th century. True False

HLTB21H3 : mmr__

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