Managerial accounting Labour cost is a significant element of cost specially in an organisation using more manual operations. It is the cost of human endeavour in the product and requires coordinated efforts for its control. The management objective of keeping labour cost as low as possible is achieved by balancing productivity with wages. Low wages do not necessarily mean low labour cost. Low labour cost is possible by giving substantial increase in wages against corresponding increase in productivity. The gain is reflected both in labour cost as well as in overheads expense per unit, since overheads are distributed over larger volume. Again, the productivity of labour is quite flexible. Given right type of motivation and incentive, it can reach amazing scale. It does not have any limitation like machines

11 Does aciclovir prevent the chances of developing herpes zoster (shingles) when given during primary infection?

12 How long does it take after vaccination to become immunized against chickenpox and therefore safe to work in infectious areas?

13 Is meticillin-resistant Staphylococcus aureus (MRSA) the only major hospital-acquired infection?

14 Do you have to have antibiotics to get Clostridium difficile infection?

15 Why do some patients with rheumatic fever later progress to chronic rheumatic heart disease?

16 What is the World Health Organization recommendation for the prophylaxis of rheumatic fever after a streptococcal throat infection?

17 Does rheumatic fever have an infectious or an immunological aetiology?

18 Why is migratory polyarthritis found in rheumatic heart disease?

19 Are penicillins still the drug of choice in streptococcal infections (particularly Strep. Pneumoniae)?

20 1. How long can the antistreptolysin-O (ASO) titre remain positive after a streptococcal infection? 2. What is the effect of a suitable antibiotic on the ASO titre, if any?