Question

please answer this question, only the second question

this circulatory system is also coming in my test along with nervous system​

Answer 1

Answer:

2.The ventricles of the heart have thicker muscular walls than the auricles. This happens because the blood from the ventricles of the heart is pumped out of the heart at greater pressure compared to the auricles. The ventricles are responsible for pumping blood to various parts of our body.

Explanation:

Question number 1 refer from attachment hope it's helpful to you

It's ok no problem (◍•ᴗ•◍)❤(◍•ᴗ•◍)❤

Answer 2

Answer:

what's your problem tell me freely okay no need to worry if I will able to help you than I will..

EDIT -hey just learn the important points now okay I am also having my geography test tomorrow..