Biology question and answers for November 01, 2023
- Q Match the individual on the left to his contribution to microbiology on the right.IndividualHippocratesThucydidesMarcus Terentius VarroAntonie van LeeuwenhoekLouis PasteurRobert KochContribution to MicrobiologyFirst to observe single-celled organisms and dubbed them as...
- Q As our bodies gets older, we have a higher tendency to form tumors and cancers.What causes this?Repair of DNA mistakes does not occur as efficiently as we get older.Our cells...
- Q What do saliva, tears, and nasal mucus have in common?All can be classified as biological barriers.All contain Langerhans cells.All can destroy bacterial cell walls.All are part of the complement system.
- Q Some years ago, the CDC noticed a puzzling trend: Reported cases of salmonellosis seemed to soar in the summer months and then drop radically in September. Can you venture a...
- Q A patient's own E. coli bacteria colonized his catheter during his hospital stay. This isan example of a:A) Community-acquired infection.B) Healthcare-acquired infection.C) Communicable disease.D) Contagious disease.E) None of the above.
- Q The most common example of lymphatic nodules is typicallythe medulla of the thymusthe cortex of the spleenthe red bone marrowthe tonsils
- Q Q6.3. A disease has been introduced to a population of 1,000 susceptible people. Infected people are contagious for about 3 days, and the overall rate of transmission between susceptible and...
- Q Q6.7. During many epidemics, health-care professionals emphasize the importance of community mitigation strategies, such as wearing masks, frequent hand-washing, and social distancing. Why is it important for people to adopt...
- Q Imagine that a new, deadly coronavirus arises and starts a global pandemic. Experts are worried because the disease spreads easily, having a basic reproductive number, Ro, of 5. The good...
- Q The use of electrostatic sprayers are a concern becausea. the process has proven to be ineffective in applying adequate amounts of disinfectantb. the process is too expensive to be used...
- Q A new disease has recently been discovered in a community, and you have been broughtin to investigate. The disease appears to spread through drinking water, and it can be cured...
- Q There are many diseases that do not infect a person more than once, such as chicken poxand measles. What is responsible for this lifetime immunity?The innate immune response, because barriers...
- Q Fifth sub-stage: Tertiary Circular Reactions (12-18 months)A) Example:B) Explanation
- Q 6. According to the CDC video, about 1 in ___ hospital patients have an infection caused by medical care and 1 in ____ their of these infected patients will diea....
- Q About 30% of nosocomial infections are preventable through more stringent use of aseptictechnique by healthcare professionals such as...a. washing handsb. preventing direct contact transmissionc. using glovesd. using masks and shieldse....
- Q Botulism is caused by ingestion of a proteinaceous exotoxin; therefore, it can easily be prevented by...a. treating food with antibiotics.b. administering antibiotics to patients.c. heating food prior to consumptiond. avoiding...
- Q Botulinum toxin and tetanus toxins are examples of...a. NeurotoxinsCorrect but incompleteb. Exotoxinsc. Toxins produced by Gram-positive bacteriad, the most lethal substances knowne. All of the above
- Q A 4-year old girl presents at the emergency room with bloody diarrhea, fever and vomiting. The child's mother reports that the child has had these symptoms for about 24 hours...
- Q A 58-year old lawyer presents in the emergency room with headache, irritability, generalized muscle pain and uncontrollable back spasms. He has become very restless and worried because he has had...
- Q Which of the following is most true about inflammation?A Inflammation is the body showing that it's losing the fight against infection.B Inflammation causes cool, moist skin.C Heat and inflammation should...
- Q Familial cancer syndromes are rare, but those that exist are typically due to inherited germ-line mutations in what type of cancer associated genes?oncogenespassenger mutationsproto-oncogenestumor suppressors
- Q 4. What term is best used to describe the parasitic process in which a host bacterial cell carries and replicates with viral DNA as part ofits chromosome?Temperate phageLysogenyBacteriophageVirophage
- Q Select true statements about community- vs hospital-acquired MRSA.Community-acquired MRSA is more virulentHospital-acquired MRSA is more virulentHospital-acquired MRSA exhibits higher resistance to antibioticsCommunity-acquired MRSA affects healthy individualsCommunity-acquired MRSA exhibits higher resistance...
- Q Which statement is true about a New England Journal of Medicine study about twinsand cancer?Environment was judged to have played a relatively small role in inherited cancerlikelihood.There was no significant...
- Q In 1890, Emil von Behring and Shibasaburo Kitasato demonstrated the efficacy of serum transfer at conferring infection resistance a process now known as passive immunity. The researchers isolated serum from...
Get Answers to Unlimited Questions
Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!
Membership Benefits:
- Unlimited Question Access with detailed Answers
- Zin AI - 3 Million Words
- 10 Dall-E 3 Images
- 20 Plot Generations
- Conversation with Dialogue Memory
- No Ads, Ever!
- Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!