Problem: How to flex your back
Do abdominal exercises.
Abdominal exercises will flex you back each time you roll your body forward or to the side. Include a few abdominal exercises in your regular exercise routine.

Answer: There are lots of different abdominal exercises you can try including : Sit ups crunches oblique crunches do bicycle crunches | bicycle crunches] ] Try supermans. Lay down on your stomach with your arms straight out in front of you and your legs straight out behind you.

Problem: How to study the function of the adrenal gland in humans
Learn the anatomy of the adrenal gland.
The adrenal gland is located directly above the kidney. There are two adrenal glands each is located on top of each kidney.

Answer: The adrenal gland has very important roles in maintaining homeostasis inside the body. This is manifested by the number of hormones that it secretes into the blood circulation.

Problem: A boy is standing in the woods with another boy. He lights a fire, then throws it at a pile. the two boys
Answer: stare at the pile while it burns.