Which of the following sequences is the best method for performing a fingerstick? a. squeeze the finger, decontaminate, puncture the skin b. decontaminate, squeeze the finger, puncture the skin, collect the first drop c. decontaminate, puncture the skin, wipe the first drop, collect the sample d. apply tourniquet, puncture the skin, wipe the first drop, collect the sample

Option C, decontaminate, puncture the skin, wipe the first drop, collect the sample

Explanation:

Some of the key measures to follow while performing finger sticking –  

a)Choose the best finger – generally the 3rd and 4th fingers of the non-dominant hand

b)Avoid swollen and cold fingers

c)Massage the hand and finger to increase the blood flow  

d)Cleanse the finger with 70% isopropyl alcohol

e)Now puncture the skin with a sterile lancet somewhere off the center of the finger pad  

f)Wipe away the first drop of blood

Hence, option C is correct

advantage of using stem cells in medical research:

1.       it provides medical benefits in the fields of therapeutic cloning and regenerative medicine.

2. it provides great potential for discovering treatments and cures to a variety of diseases including parkinson disease, spinal cord injuries, diabetes, alzheimer’s disease and many more.

3. limbs and organ could be grown in lab from stem cells and then used in transplant or treat illness.

correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.