membrana vitellina

mem·bra·na vit·el·li·na

1. the membrane enveloping the yolk; specifically, the thickened cell membrane of large-yolked oocytes; Synonym(s): ovular membrane, vitelline membrane

2. sometimes used to designate the zona pellucida of a mammalian oocyte.

Synonym(s): yolk membrane

Farlex Partner Medical Dictionary © Farlex 2012

mem·bra·na vit·el·li·na

(mem-brā'nă vi-tĕ-lī'-nă)

1. The membrane enveloping the yolk; specifically, the thickened cell membrane of large-yolked oocyte.
Synonym(s): ovular membrane.

2. Sometimes used to designate the zona pellucida of a mammalian oocyte.
Synonym(s): yolk membrane.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012