body parts

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Across
  1. 2. are located at the ends of the forearms and has five fingers each
  2. 4. is one of the fundamental parts next to the head and limbs
  3. 7. is the part of the body where the arm joins the trunk
Down
  1. 1. is a cartilaginous structure and captures the sound vibrations
  2. 3. is the joint where the foot joins
  3. 5. is a protuberance that is part of the respiratory system
  4. 6. is the body opening through which food is ingested