Elements that share common features such as size, shape, or color are viewed as a set. This defines which Gestalt law of organization?

Which statement is true about rheumatoid arthritis?

A) Almost all older adults show some signs of the condition on X-rays. B) It is sometimes called “degenerative joint disease” or “wear-and-tear” arthritis. C) Although it can strike at any age, it increases after age 60. D) Symptoms cannot be relieved with analgesic medication.

Pain pathways must also descend from the brain because

a) pain is always is the same intensity b) pain is always the same duration c) pain can be reduced by placebos d) All of the above