สํารวจร่างกายมนุษย์: แม่เลี้ยงและลูกเลี้ยงชายโคลสอัพและเป็นส่วนตัว

Let's see. I mean, I guess we should just start off at the top and it's a fun subject. The human body.

You know, humans start with reproduction, so why don't we go to...

learning about the sperm cells. Fertilization race. Oh my goodness, look at this.

I think this is going to be a lot more fun than I thought. You know, some of these topics are

very intriguing. Do you know what the oral cavity is? I think that's a great start. Yeah, so the