Anatomy and Physiology Quiz 1

1. What can low levels of blood urea nitrogen indicate?

2. If your spinal cord is damaged, why might you lose the ability to move your limbs?

3. How will darkness affect melatonin secretion? Choose the best answer.

4. The lymphatic system is an important part of the circulatory system. What are the major functions of the lymphatic system?

5. What is the role of PSA in the male body?

6. Not all animals have the same type of digestive system. In cows and other ruminants, several different stomachs are part of the digestive system. Why do different animals have different digestive systems?

7. Which of these organs contains the pyloric sphincter?