A group of students from Kenyatta University are set out to undertake a case control study in Mzuri County, where a disease associated with stiffness of the spine and major joints had been reported. In the process, the researchers established that the prevalence of the disease was 24% out of the total 2800 people examined, 25% were exposed but had no disease while 280 of those not exposed had the disease Questions Describe in detail the study design giving both advantages and disadvantages. Show how the researchers arranged the various people for data collection. 10 marks

When caring for a client diagnosed with hypothyroidism, what nursing implementations can be initiated to reduce the impact of this disorder on bowel elimination?

Burns are devastating and debilitating because of loss of fluids and electrolytes from the body. how do physicians estimate the extent of burn damage associated with such dangerous fluid loss?

You isolate an infectious substance capable of causing disease in plants, but you do not know whether the infectious agent is a bacterium, virus, viroid, or prion. you have four methods at your disposal to analyze the substance and determine the nature of the infectious agent.i. treat the substance with enzymes that destroy all nucleic acids and then determine whether the substance is still infectious.ii. microscope.iii. culture the substance on nutritive medium, away from any plant cells.iv. treat the sample with proteases that digest all proteins and then determining whether the substance is still infectious.if you already know that the infectious agent was either bacterial or viral, which method(s) listed above would allow you to distinguish between these two possibilities? a) ib) iic) ii or iiid) iv