This is about health I have a sad life, and im lesbian/bisexual. Can I please get a LGBTQ friend? I have none and im lonely, im on most time if you wanna message, i accept all requests..

The lungs are a. divided into seven lobes b.divided into nine lobes c.separated by the mediastinum d. connected by the mediastinum

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.

Explain why hiv is a life-threatening sti.