How does heavy consumption of alcohol affect reproductive system of humans? 1. it increases the frequency of menstruation in women.

2. it increases testosterone production and sex drive in men

3. it shrinks the size of the testicles

4. it increases testosterone producing in women

Which statement best illustrates that problem solving can create new medical devices? robert hooke was in charge of verifying the information that was sent to the royal academy. william harvey did experiments with apes to learn about the circulatory system. the stethoscope was invented because the physician did not want to put his head on women's chests to listen to their heart and lungs. anton van leeuwenhoek was a very curious man and looked at just about everything under this microscope.