Rachel accidentally stepped on a sharp object and felt a sudden pain. What role did the neurotransmitters play in this scenario?
A. They decreased the intensity of Rachel’s pain signals
B. They increased the intensity of Rachel’s pain signals
C. They caused inflammation in Rachel’s body
D. They blocked Rachel’s pain signals from reaching her brain
Preview next quiz:
Karen was studying for her biology exam when she came across the term ‘gate control theory’. She asked her friend Olivia, ‘What is the gate control theory?’
A. Olivia replied, ‘It’s a theory that suggests specific nerve fibers are responsible for transmitting pain signals.’
B. Olivia replied, ‘It’s a theory that suggests there is a ‘gate’ in the spinal cord that can either allow or block pain signals.’
C. Olivia replied, ‘It’s a theory that explains how pain signals are processed in the brain.’
D. Olivia replied, ‘It’s a theory that proposes the brain can regulate the intensity of pain signals.’