Dynamic stretches are part of an effective warm-up because they can
a)lubricate the muscles used in the activity
b) decrease cardiovascular difficulty in the activity
c)expand lung capacity for the activity d)build endurance for the activity

Dynamic stretches are part of an effective warm-up because they can help build endurance for the activity. They also help in flexibility and range of motion in the human body.

1.)dr. natterson- horowitz came to realize that their isn't much of a difference between animals and humans. just like humans, animals can suffer from illnesses and diseases like breast cancer, self injury, anxiety, and many more. she also discovered how they even treated and performed surgical procedures on animals just as if the animal it self were human. the los angeles zoo called dr. natterson- horowitz because they knew that she was a doctor and that  she would be able to recognize what was wrong with the gorilla. they knew that humans and gorillas were similar, so instead of calling another veterinarian, they called a doctor.