Heavy bleeding and abdominal cramping during the first trimester could be a sign of

Which description best defines the nervous system and its two main branches? a: the message center of the body, split into the autonomic nervous system and the somatic nervous system b: the control panel of the body, split into the central nervous system and the exterior nervous system c: the message center of the body, split into the central nervous system and the peripheral nervous system d: the control panel of the body, split into the brain and the spinal cord

What are the two things that all sociologists do in their studies?

Which method of administration would result in the highest concentration of the drug in the brain?