Verified answer

Answer:

The following body changes occur when adrenaline is secreted into the blood :

•Pupils dilate to improve vision

•Hearing sharpens

•Saliva decreases (dry mouth)

•Heart rate and blood pressure increase

•Increased blood flow to muscles

•Muscles tighten

That's your answer

Have a good day!

(◠‿◕)

Answer:

answer

Explanation:

Our body responds when adrenaline is secreted into the blood

When it reaches the heart, it beats faster to provide more oxygen to our muscles. The breathing rate further increases because of the contractions of the diaphragm and the rib muscles.