What do you think is the most important structure in the urinary system

What is the hormone in your brain that makes you feel happy?

Why would one lymph node in the neck be swollen and not the other? what causes them to swell?

In one paragraph, explain how technology has influenced the perception of body image and weight management in both negative and positive ways. use supporting details in the form of facts, statistics, and examples. in another paragraph, describe an individual healthy weight-management plan. the plan should include specific details about goals, diet, exercise, and evaluative monitoring.