The Neuromuscular System Flashcards
1
Q
What happens to the blood vessels when we start to exercise?
A
They vasodilate increasing the blood flow to the muscles
2
Q
What does the increase of blood flow do?
A
Increases oxygen delivery to the muscles and helps haemoglobin release oxygen faster into the muscle cells
3
Q
What does more oxygen do?
A
Speeds up production of energy in the muscle tissues which increases body temperature
4
Q
From an increase of temperature what happens to the muscle cells?
A
Makes them more pliable or elastic
5
Q
What does temperature do to the nervous impulses?
A
Speeds up muscle contractions and relaxation
