Common Sexually Transmitted Diseases Overview
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Questions and Answers

What is the most commonly reported bacterial STD in the US?

Chlamydia

Name a viral STD that cannot be treated with antibiotics.

AIDS

Which STD can lead to infertility by damaging the reproductive tract?

Chlamydia

What is the process called when a sperm and egg cell fuse?

<p>Fertilization</p> Signup and view all the answers

What STD causes genital warts and cervical cancer in women?

<p>Human papillomavirus (HPV)</p> Signup and view all the answers

What key events occur in early human development?

<p>Gastrulation and neurulation</p> Signup and view all the answers

Which STD has a vaccine developed recently?

<p>Human papillomavirus (HPV)</p> Signup and view all the answers

Where does fertilization typically occur in the female reproductive system?

<p>In the Fallopian tubes</p> Signup and view all the answers

What are some ways to avoid contracting STDs?

<p>Abstain from sexual contact before marriage, remain faithful to your partner, use latex condoms</p> Signup and view all the answers

What is the protective layer that surrounds the egg called?

<p>Zona pellucida</p> Signup and view all the answers

What is the beginning of pregnancy marked by the fertilization of an egg by a sperm called?

<p>Conception</p> Signup and view all the answers

What is the term used for the process where the sperm head releases enzymes to break down the protective layer of the egg?

<p>Acrosome reaction</p> Signup and view all the answers

What is the name of the serious birth defect that can result if the neural tube does not close completely?

<p>Spina bifida</p> Signup and view all the answers

What is the function of the amnion during embryonic development?

<p>To cushion and protect the developing embryo</p> Signup and view all the answers

What are the fingerlike projections that form on the outer surface of the chorion near the end of the third week of development?

<p>Chorionic villi</p> Signup and view all the answers

What is the role of the placenta in embryonic development?

<p>Acts as the embryo's organ of respiration, nourishment, and excretion</p> Signup and view all the answers

Why is folic acid an important nutrient in any woman's diet, especially during early pregnancy?

<p>To prevent most cases of spina bifida</p> Signup and view all the answers

What structures develop from the neural tube?

<p>Spinal cord and brain</p> Signup and view all the answers

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