zona pellucida Antonyms
No Synonyms and anytonyms found
Meaning of zona pellucida
zona pellucida (n)
thick membrane around the mammalian ovum; can be penetrated by one sperm in the fertilization process; usually remains around the fertilized egg until it is implanted in the wall of the uterus
zona pellucida Sentence Examples
- The zona pellucida, a transparent outer layer surrounding the egg, creates a protective barrier.
- Mammalian eggs are enclosed by a glycoprotein coat called the zona pellucida, which prevents polyspermy.
- The thickness and composition of the zona pellucida vary among different species and affect sperm penetration.
- The zona pellucida undergoes structural changes during fertilization, allowing sperm entry and preventing further sperm penetration.
- Proteolytic enzymes released from the sperm's acrosome digest the zona pellucida, enabling the sperm to reach the egg membrane.
- In vitro fertilization techniques involve removing the zona pellucida to facilitate sperm penetration.
- The zona pellucida serves as a reservoir for growth factors that support early embryonic development.
- Dysfunctions in the zona pellucida can lead to fertilization problems and developmental abnormalities.
- Artificial zona pellucida can be created to study sperm-egg interactions and infertility treatments.
- The zona pellucida plays a crucial role in ensuring successful fertilization and the development of a healthy embryo.
FAQs About the word zona pellucida
thick membrane around the mammalian ovum; can be penetrated by one sperm in the fertilization process; usually remains around the fertilized egg until it is imp
No synonyms found.
No antonyms found.
The zona pellucida, a transparent outer layer surrounding the egg, creates a protective barrier.
Mammalian eggs are enclosed by a glycoprotein coat called the zona pellucida, which prevents polyspermy.
The thickness and composition of the zona pellucida vary among different species and affect sperm penetration.
The zona pellucida undergoes structural changes during fertilization, allowing sperm entry and preventing further sperm penetration.