Name 3 effects that the sympathetic nervous system has on human physiology?
Constriction of blood vessels Dilation of pupils Slows down digestion
BV
Related Biology A Level answers
All answers ▸How is the cardiac cycle regulated by the heart itself?
How does genetic engineering work?
What is the difference between the primary and secondary immune responses? (May be asked in the form of how to interpret a commonly used graph on the subject)
What is protein Structure