Answer:
What are the answer choices?
Explanation:
Answer:
Correct answer: Norepinephrine is a substance that is predominantly released from the ends of sympathetic nerve fibers.
Explanation:
Norepinephrine is a substance that is predominantly released from the ends of sympathetic nerve fibers and that activates the force of skeletal muscle contraction as well as the rate and force of contraction of the heart. Their actions are vital to the fight or flight response, so the body thus prepares to react or withdraw from an acute threat.
Answer:
I'm pretty sure the answer is A.
Answer:
Option: c. Francisco Vásquez de Coronado
Explanation:
Francisco Vásquez de Coronado, a Spanish explorer in 16th century, known for his expeditions in Southwest of America, discovered the Grand Canyon and Colorado River. He became the first European explorer to encounter herds of bison, also known as American buffalo in Llano. His route took him into new areas which were not explored by Europeans before.
Right side. I hope this helps!!