結果 : how do man produce sperm
4:08

The Journey of Sperm: How the Male Reproductive System Works

Free Animated Education
883,535 回視聴 - 1 年前
16:01

Testes and sperm production

Dr Matt & Dr Mike
108,155 回視聴 - 7 年前
1:41

3D Sperm Production: Prepare to be Amazed!

Design Cells
1,045,175 回視聴 - 5 か月前
1:54

How Sperm Travels through Male Reproductive System Animation - Sperm Release Pathway -Function Video

AniMed
833,364 回視聴 - 8 年前
5:20

How to Improve Sperm Quality & Quantity | Men's Fertility Tips

JHP Medical UK
269,976 回視聴 - 2 年前
3:45

What Is Sperm?What is sperm made of? medical animation #sperm #fertilization

Dandelion Medical Animation
1,385,598 回視聴 - 2 年前
8:19

Pathway of Sperm from a Testis to Outside the Body

EasyAandP
1,466,979 回視聴 - 3 年前
1:41

Pathway of Sperm | Male Reproductive System |

Medical Animation Media
97,971 回視聴 - 1 年前
6:16

Sperm Retrieval for Conception (Fertilization)

Nucleus Medical Media
1,245,544 回視聴 - 2 年前
1:54

How Sperm Travels through Male Reproductive System Animation | Sperm Release Pathway Video

HEALTH INFO NETWORK
62,816 回視聴 - 8 年前
0:18

Sperm Donation ROOM TOUR 🤯 #shorts

Michael & Matt
650,485 回視聴 - 2 年前
1:21

Male Reproductive System|3d medical animation|#malereproductivesystem #sperm #erectiledysfunction

Dandelion Medical Animation
2,028,674 回視聴 - 2 年前
4:08

Azoospermia - Male infertility due to no sperm - How to get pregnant

Infertility TV
174,667 回視聴 - 5 年前
2:20

Why do some men not produce sperm?

Stowers Institute for Medical Research
296 回視聴 - 11 か月前
4:51

10 Best Foods To Increase Sperm Count | Fix Infertility | How To Increase Sperm Count

MedThink
185,266 回視聴 - 1 年前
0:21

Real injection of sperm into a human egg to create a new life

StevenPalterMD
17,277,267 回視聴 - 1 年前
1:59

The Journey of Sperm and Egg: The Fertilization Process | Pregnancy | Conception Explained in Urdu

KNF Science
1,656,879 回視聴 - 1 年前
0:13

Egg Rejects Lazy Sperm😅 #shorts #viral

Friendly Health
958,045 回視聴 - 1 年前
4:17

Male Fertility Boost: 10 Key Strategies to Increase Your Sperm Count

Medical Centric
34,150 回視聴 - 6 か月前
0:26

omg human sperm under microscope 😱😱 #

RaviRajSuman26
2,318,461 回視聴 - 6 か月前