Chapter 8, Part B â The Spinal Cord! 13 Spinal Reï¬exes-Reï¬ex Arc Components! Spinal cord is the integrating center (âdecision makerâ) of a spinal reï¬ex arc!1. Sensory receptor!â¢ Responds to stimulus!â¢ Generates signal to be sent to integrator!2.
Betsy Ross was from the major colonial city of Philadelphia.
Other than her family's claims, there is no serious evidence linking Ross to the flag's design. When the US Post Office announced its Betsy Ross commemorative stamp in 1952, some naysayers and historians objected, citing the lack of documentation to support the story.