University of North Carolina

BIO 101

Human Reproduction I

1)Compare and contrast asexual and sexual reproduction including potential problems for each approach of reproduction:

 

 

2. How are external and internal fertilization different?

 

3. An egg cell is released from a follicle in the                                               . What becomes of the follicle after the egg is released at ovulation?

 

4. What happens in the oviduct?

 

5. Where does normal implantation of an embryo occur?_____________What if it occurs in the oviduct?

 

6. What medical test is routinely done on the cervix and what are physicians testing for?

 

7. What is unique about the temperature required for sperm development? How does the male body ensure the proper temperature?

 

8. Put these terms in order as sperm exit the body:

urethra, epididymis, ejaculatory duct, vase deferens, testes

What are the three glands associated with semen and what does each secrete? What is the function of each secretion? (Make a table for yourself)

 

 

9. The vagina is acidic and not ideal for sperm—how is this problem solved?

 

10. Go back to fig 27.4C. To promote sperm production, releasing hormone from the hypothalamus causes the pituitary to secrete _                                                          and                              hormones. This causes cells of the testes to make                                                                              and                                   .

 

11. Negative feedback loops make sure that there is not too much sperm production (homeostasis). Explain negative feedback in this example:

 

12. Sexually transmitted disease (STD)/Sexually transmitted infection (STI) scavenger hunt:

 

Use these sources to answer the questions. You can go in any order: http://kidshealth.org/en/teens/sexual-health/#catstds https://www.cdc.gov/std/default.htm

 

 

1. What are some common myths about STDs?

 

2. What age group are STDs most common in?

 

3. Chlamydia

What are the symptoms of chlamydia?

Is it bacterial or viral?

Can someone get it from oral sex? Vaginal sex? Anal sex?

 

What causes it and someone you get treatment to cure it?

 

Can someone get tested? How often it recommended that people (especially women) get tested?

Can someone get it a second time?

What are the dangers of untreated chlamydia?

 

4. Genital herpes

What are the symptoms of genital herpes?

Is it bacterial or viral?

Can someone get it from oral sex? Vaginal sex? Anal sex?

 

What causes it and can someone get treatment to cure it?

Can someone get it a second time or multiple times?

Can someone get it from another person who doesn’t have symptoms?

Is a condom 100% effective?

5. HPV

What are the symptoms of HPV infection?

Is it bacterial or viral?

Can someone get it from oral sex? Vaginal sex? Anal sex?

Can someone get tested? How often it recommended that people (especially women) get tested?

 

What causes it and can someone get treatment to cure it?

Can someone get it a second time or multiple times?

 

Can someone get it from another person who doesn’t have symptoms?

Is a condom 100% effective?

 

 

 

6. Gonorrhea

What are the symptoms of gonorrhea?

_________________________________Is it bacterial or viral?

bacterial

 

Can someone get tested?

Can someone get it from oral sex? Vaginal sex? Anal sex?

What causes it and can someone get treatment to cure it?

 

Can someone get it a second time or multiple times?

Can someone get it from another person who doesn’t have symptoms?

 

13. Let’s talk protection:

What are several methods to protect oneself from STDs for:

 

Oral sex? Vaginal sex? Anal sex?

http://www.nakedtruth.idaho.gov/dental-dams.aspx

 

Why can’t dental dams be flipped over?

 

In a pinch, what else can be used as a dental dam for oral sex?

 

It is important to think about how to talk to a partner about using protection—these are a few suggestions.