<prompt> The connection between External and Internal Jugular vein isPosterior External Jugular veinOblique Jugular veinAnterior Jugular veinTransverse cervical vein  <response>: In the middle of the neck, the internal jugular vein may communicate with the external jugular vein through the oblique jugular vein which runs across the anterior border of the sternocleidomastoidReference: Chourasia; 6th edition; 86th page 