how long do males produce sperm during their lifespan（関連順）

1:02

How long can sperm live in your body? Sexual Health Information

Bedsider

129,626 回視聴 - 8 年前

3:14

The Male Biological Clock

SciShow

335,903 回視聴 - 4 年前

16:01

Testes and sperm production

Dr Matt & Dr Mike

107,805 回視聴 - 7 年前

1:26

How long does sperm live outside the body? | Dr. Archana S Ayyanathan

DR ARCHANA IVF

13,531 回視聴 - 10 か月前

1:56

Sperm Death in the Uterus

Nucleus Medical Media

4,599,032 回視聴 - 2 年前

1:26

Dr Silber July 21' - How long do sperm live?

Infertility Center of St Louis

5,239 回視聴 - 3 年前

4:08

The Journey of Sperm: How the Male Reproductive System Works

Free Animated Education

878,301 回視聴 - 1 年前

5:37

How long does sperm survive : We may not know the answer - the evidence is very limited

FertilityEducation

439,234 回視聴 - 6 年前

2:21

Lifespan of Sperm in Menstrual Blood

Health·WHYS

977 回視聴 - 1 年前

3:20

Life span of a sperm after sex/life span of an egg after ovulation

Nurses lecture room

26,169 回視聴 - 2 年前

1:56

Does masturbation reduce sperm count? | Metromale Clinic & Fertility Center

Metromale Clinic & Fertility Center - Dr. Karthik

309,631 回視聴 - 7 年前

2:09

What happens to the sperm after a vasectomy

Vasectomy Specialist Clinics of Chicago

287,092 回視聴 - 3 年前

2:46

How long do sperm survive outside the body and can they cause pregnancy?

Science·WHYS

3,013 回視聴 - 1 年前

2:37

How Long Does Sperm Live in After Ejaculation?

What Women Want

25,231 回視聴 - 2 年前

1:54

How long can sperm live inside you to get pregnant?

Tech·WHYS

35,694 回視聴 - 2 年前

2:44

Surviving the Journey: The Lifespan of Sperm

Health·WHYS

36 回視聴 - 1 年前

1:46

Role of Y-chromosome in Fertility&how does it leads to Infertility?

Travel of sperm

Male reproductive organs #education

Clapp

46,211,840 回視聴 - 1 年前

1:59

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

KNF Science

1,650,432 回視聴 - 1 年前

結果 : how long do males produce sperm during their lifespan