The medical term for pertaining to sound is "auditory."
Esophageal means pertaining to the esophagus.
gastro- (stomach) esophage (esophagus) -al (pertaining to)
Fetal is the medical term meaning pertaining to a fetus.
The medical term pertaining to the pancreas is "pancreatic" or "pancreatitis", which refers to inflammation of the pancreas.
The medical term mean pertaining to the vein is venous.
The medical term for 'pertaining to carbon' would be carbonic.
The medical term for pertaining to the underside is "ventral."
The medical term for pertaining to between the teeth is interdental.
Axillary is the medical term meaning pertaining to the liver.
Interdental is the medical term meaning pertaining to between the teeth.
Chiral or manual is the medical term meaning pertaining to the hand.