Definition of bisect. transitive verb. : to divide into two usually equal parts. intransitive verb.
1 Muscle Pulls: Pulls of the muscles or ligaments in the chest and injuries to the ribcage may lead to right side chest pain.  Food Blockage: Blockage of the esophagus with food or beverages causes congestion, which can lead to pain in the right side of your chest.
Although not all types of pain under your right ribs are life-threatening, you should also have a doctor check out unexplained chest pain. In this article, you will find out the many causes of pain that specifically affects the right side of your chest under your right rib cage. Causes of Pain Under Right Rib Cage â When to See a Doctor. 1  Sudden squeezing tightness, pressure, or crushing pain under your breastbone. 2  The pain under your ribs radiates to your jaw, left arm or back. 3  Rapid heart rate or rapid breathing. 4  Nausea. 5  Dizziness. 6  Very low blood pressure. 7  Fever and chills.