Which post processing feature will reverse an image from negative ...

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Which post processing feature will reverse an image from negative to positive in its appearance?
 
 smoothing
  edge enhance
  image reversal
  equalization

Question 2

Sesamoid bones in the foot are located:
 
 at the head of the first metatarsal on the dorsum of the foot
  at the head of the first metatarsal on the plantar surface of the foot
  at the head of the first metatarsal on the dorsum of the foot
  at the base of the first metatarsal on the plantar surface of the foot

[yahahah24021]

Answer to Question 1

image reversal

Rationale: Image reversal will reverse the light and dark pixels.

Answer to Question 2

at the head of the first metatarsal on the plantar surface of the foot

Rationale: Sesamoid bones are located at the head of the first metatarsal on the plantar portion of the foot.

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Great answer, keep it coming

[Liamb2179]

Thanks for the timely response, appreciate it