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Flashcards in Fertilization Deck (11):
1

What cell in the male maintains the gamete pool?

Spermatogonium

2

Are Leydig cells or Sertoli cells temperature sensitive?

Sertoli cells

3

What are the components of a mature spermatozoon?

Acrosome
Head
Neck
Middle piece
Tail

4

What proteins are specialized histones that lead to the very condensed chromatin of a sperm?

Protamines

5

What condition causes infertility due to cilia dysfunction as a result of defective dynein arm defect?

Kartagener syndrome

6

Aside from infertility what other signs/symptoms are associated with Kartegener syndrome?

Situs inversus
Bronchiectasis
Recurrent sinusitis

7

Where does sperm capacitation take place?

Female genital tract

8

Define sperm capacitation.

Process in which spermatozoa acquire the ability to undergo the acrosome reaction and fertilize an egg

9

What layers must a sperm pass through to fertilize an egg?

Corona radiata
Zona pellucida
Oocyte plasma membrane

10

What 3 glycoproteins compose the zona pellucida?

ZP1/2/3

11

What glycoprotein mediates sperm binding to the zona pellucida?

ZP3- binds acrosome ZP3 receptor