The Rectangular Coordinates of a Point Are Given $$r \geq 0 \text { and } 0 ^ { \circ } \leq \theta < 360 ^ { \circ } \text {. }$$

question 286

Multiple Choice

The rectangular coordinates of a point are given. Express the point in polar coordinates with $$r \geq 0 \text { and } 0 ^ { \circ } \leq \theta < 360 ^ { \circ } \text {. }$$
- $( - 2,0 )$

• A) \(\left( 2,270 ^ { \circ } \right)\)
• B) \(\left( 2,90 ^ { \circ } \right)\)
• C) \(\left( 2,180 ^ { \circ } \right)\)
• D) \(\left( - 2,180 ^ { \circ } \right)\)

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Definitions:

Capillary Puncture

A procedure to collect blood samples from a capillary bed, commonly used for tests requiring small amounts of blood, such as glucose levels.

Venipuncture Procedure

A medical procedure that involves puncturing a vein with a needle to draw blood for testing or to administer medication.

Tourniquet

Any constrictor used on an extremity to produce pressure on an artery and control bleeding; also used to distend veins for the withdrawal of blood or the insertion of a needle to instill intravenous injections.

Phlebotomist

A healthcare professional specialized in drawing blood from patients for various tests, transfusions, research, or donations.