1. Name the structures from sperm production to sperm emission. 2. Where is testosterone produced? What cells makes testosterone? 3. What structure is being altered in a vasectomy? (Look at the root word vas.) 4. Does a vasectomy affect testosterone production? 5. Body temperature is 98.6F, but optimal temperature for sperm production is 96 F. What do the cremaster muscles do when it is cold outside? Why? How about when it is hot outside? 6. A.W. complains of groin pain. An examination (turn your head and cough) shows the presence of a small bulge in his groin. What is the most likely cause of his condition and what is causing the bulge in his groin? 7. What role does the epididymis play in male reproduction? 8. Where is sperm produced? What cells her "nurse" sperm production? 9. A.Q. is a 65-year old man who complains of frequent urination and low urine flow. What is the most likely cause of his condition?