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.
Betsy Ross The first official United States flag, adopted by an Act of Congress on June 14, 1777. According to legend, a group headed by George Washington commissioned Philadelphia seamstress Betsy Ross to execute their design for presentation to Congress.