Which directional terms can be used to specific the relationships between:
a. Elbow and shoulder - the elbow is distal to the shoulder; the shoulder is proximal to the elbow
b. left and right shoulders - the left and right shoulder are contralateral
c. Sternum and the humerus - the sternum is medial to the humerus; the humerus is lateral to the sternum
d. Heart and the Diaphragm - the heart is superior to the diaphragm; the diaphragm is inferior to the heart
e. Knees and tibia - the knees are proximal to the tibia; the tibia is distal to the knees
f. Liver and gallbladders - the liver is anterior to the gallbladder; the gallbladder is posterior to the liver
g. Spleen and liver - the liver and spleen are contralateral
h. Kidneys and small intestines - the kidneys are posterior to the small intestines; the small intestines are anterior to the kidneys
i. 3rd and 5th digits - the 3rd digit is lateral to the 5th digit; the 5th digit is medial to the 3rd digit
j. Sternum and thymus glands - the sternum is anterior to the thymus gland; the thymus gland is posterior to the sternum