Gametogenesis

IMPORTANT

Gametogenesis: Overview

This topic covers concepts such as Spermiation, Oogenesis, Oogonia, Primary Oocytes, Primary Follicle, Secondary Oocyte, Zona Pellucida, Ovulation, Progestogens, Structure of Sperm, Sperm Head, Middle Part of a Sperm, Tail of a Sperm, etc.

Important Questions on Gametogenesis

EASY
IMPORTANT

Where is acrosome present in human?

HARD
IMPORTANT

Mention four differences between spermatogenesis and oogenesis.

MEDIUM
IMPORTANT

Assertion (A): In a woman after hysterectomy (removal of the uterus), the ovarian cycle is stopped.

Reason (R): Stoppage of FSH secretion.

MEDIUM
IMPORTANT

The scar on the surface of an ovary is _____ (corpus luteum/corpus albicans).

MEDIUM
IMPORTANT

Corpus albicans is a remnant of ovulation present on the surface of an ovary as a scar.

HARD
IMPORTANT

How does the formation of corpus albicans takes place in an ovary?

MEDIUM
IMPORTANT

Corona radiata is the inner most layer of the granulosa cells and attached to the zona pellucida.

HARD
IMPORTANT

Write functions of the corona radiata in the egg.

HARD
IMPORTANT

What is the role of a primary follicle present in the ovary of a female?

HARD
IMPORTANT

What does the label 'A' indicate in the given picture? Name the cells present in this structure.

Question Image

MEDIUM
IMPORTANT

A stratified epithelium is formed from the cuboidal cells during the formation of primary follicles. 

MEDIUM
IMPORTANT

The flattened layer of follicular cells named primordial follicle turns cuboidal and proliferate to form _____ (membrane granulosa/zona pellucida).

MEDIUM
IMPORTANT

Give a brief account of the formation of the granulosa cells.

MEDIUM
IMPORTANT

Sperm has many mitochondria present in the tail and provide energy for its movement.

HARD
IMPORTANT

Draw and label the structure of a human sperm.

MEDIUM
IMPORTANT

Where does spermatogonia present in the human body? What is its function?

EASY
IMPORTANT

Four polar bodies are formed during oogenesis.

EASY
IMPORTANT

Explain the formation of the polar bodies.

MEDIUM
IMPORTANT

What is the role of polar bodies in reproduction?

EASY
IMPORTANT

The number of polar bodies formed during the process of oogenesis is _____.