A __________Detects a Change in a Regulated Variable and Sends

Multiple Choice

A __________detects a change in a regulated variable and sends that information to a(n) __________ which relays signals to a(n) __________, usually a muscle or a gland.

A) stimulus : receptor : organ system
B) sensor : integrating center : effector
C) receptor : integrating center : negative feedback control
D) sensor : effector : integrating center
E) receptor : stimulus : regulated variable