Question

i)The blood group called universal recipient.
ii) The instrument used to measure blood pressure.​

Answer 1

Answer:

sphygmomanometer

Explanation:

The sphygmomanometer consists of an inflatable pressure cuff which is wrapped around the patients upper arm and connected to a mercury type  manometer or to a pressure gauge.

Answer 2

1-: Blood group"AB" is called universal recipient.

2-: The instrument used to measure blood pressure is called sphygmomanometer.