Answer:
True
Explanation:
Unlike arteries, veins contain valves that ensure blood flows in only one direction. (Arteries don't require valves because pressure from the heart is so strong that blood is only able to flow in one direction.) Valves also help blood travel back to the heart against the force of gravity.
A signal from the nervous system that is sent from the brain to the hand would follow a different pathway than a signal sent from the hand to the brain.
this statement is false
Answer: b
Explanation: players at high level can pass the ball quickly enough to the players who is about to or already be in the air.
