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