What is true of varicose veins?
a.
They are whitish, pearl-like masses of sebum and dead cells under the skin.
b. They are often yellow or flesh-colored.
They are sometimes treated with sclerotherapy, a nonsurgical injection into the
vein.
d. They are a cosmetic irregularity that do not need medical treatment.



Answer :

Final answer:

Varicose veins are enlarged and twisted veins caused by ineffective valves, predominantly affecting the legs.


Explanation:

Varicose veins are enlarged and twisted veins due to ineffective valves, leading to blood pooling and stretching. They commonly occur in the legs, particularly in older adults, females, and those with a family history. Although often a cosmetic concern, severe cases can cause pain, swelling, and skin issues.


Learn more about Varicose veins here:

https://brainly.com/question/42661428