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