Body Parts and Organs

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Across
  1. 2. Each of the pair of organs situated within the rib cage, consisting of elastic sacs with branching passages into which air is drawn, so that oxygen can pass into the blood and carbon dioxide be removed.
  2. 4. Any of the pieces of hard whitish tissue making up the skeleton in humans and other vertebrates.
  3. 5. Internal organ in which the major part of the digestion of food occurs.
  4. 7. An organ in the body that produces insulin and substances that help to digest food so that it can be used by the body.
Down
  1. 1. Each of a pair of organs in the abdominal cavity of mammals, birds, and reptiles, excreting urine.
  2. 2. A large lobed glandular organ in the abdomen of vertebrates, involved in many metabolic processes.
  3. 3. A band or bundle of fibrous tissue in a human or animal body that has the ability to contract, producing movement in or maintaining the position of parts of the body.
  4. 4. An organ of soft nervous tissue contained in the skull of vertebrates, functioning as the coordinating center of sensation and intellectual and nervous activity.
  5. 6. A hollow muscular organ that pumps the blood through the circulatory system by rhythmic contraction and dilation.