Question

Which of these examples involves a human body organ creating a force?

A The skin produces sweat on a hot day to help cool the body off.
B
C
The brain sending electrical impulses
The stomach releasing gastric acid to help break down food
D The heart pumping blood through the veins

Answer 1

D

Step-by-step explanation:

The heart is a muscle that physical contracts to force blood through the human body. I'm around 90% it is D.