Mark Isthumus of Panama on North America physical map.A map is provided below:- Share with your friends Share 0 Rashmi Sharma answered this Hope this information will clear your doubt. Regards 1 View Full Answer Anannya Attri answered this The narrow path which joins north america to south america . Behind it their is a small curve made that is your isthmus of panama. 1 Rashmi Ranjan answered this The shaded region is the location 1