Right-angled instruments are best for performing an open cholecystectomy because they are used:
a. to reach around blood vessels and ducts.
b. to facilitate elevation of the gallbladder.
c. to occlude the common bile duct
d. horizontally along the wall of the incision.

answer: the choice of providing direction for individualized care of a patient.   the care plans is a flow of communication and organizing the constantly changing of the care plan.  

hope this is

have a great day: )

explanation:

1)drink water

2)try concentrating on what u r doing to distract urself from the headache and manipulate ur brain

3)go to sleep.its an easier yet time consuming way

4) massage ur temple and head