1. What part of the human body produces insulin?

2. How many teeth does a typical adult human have?

3. Which animal is known as the “ship of the desert”?

4. Which protein in red blood cells uses iron to transport oxygen throughout the body?

5. Besides fingerprints, which of the following is unique to every individual and can be used for biometric identification?

6. Which vital fluid is produced by the liver to help the body break down and absorb fats?

7. What is the name of the selective barrier that protects the brain from toxins and pathogens in the blood?

8. What is the primary function of platelets in the human blood?

9. What are the clusters of cells in the pancreas that produce insulin called?

10. Which tissue connects muscles to bones?

11. What is the primary function of melanin in the human skin?

12. How does the cornea receive oxygen since it contains no blood vessels?

13. What percentage of human blood is typically composed of plasma?

14. What is the primary role of the 'red pulp' within the spleen?

15. Which of the five senses is the only one that does NOT pass through the thalamus before reaching the cerebral cortex?

16. What is the name of the gap between two neurons where chemical signals are transmitted?

17. What is the name of the lining of the uterus that is shed during menstruation?

18. Which cranial nerve is the primary component of the parasympathetic nervous system?

19. What is the anatomical name for the 'white of the eye'?

20. What two gases are exchanged across the blood-air barrier in the lungs?