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Elbow and shoulder - shoulder is distal to the elbow.
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Left and right shoulders - left shoulder contralateral to the right shoulder.
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Sternum and the humerus - sternum is medial to the humerus.
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Heart and the Diaphragm - heart is superior to the diaphragm.
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Knees and tibia - knees are proximal to the tibia.
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Liver and gallbladders - liver is anterior to the gallbladder.
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Spleen and liver - spleen is contralateral to the liver.
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Kidneys and small intestines - kidneys are posterior to the small intestines.
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3rd and 5th digits - 3rd digit is lateral to the 5th digit.
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Sternum and thymus glands - sternum is anterior to the thymus glands.