Which step is performed first in the process of in vitro fertilization?

RRB Nsg. Superintendent-2026 (Shift -1st)

Obstetrics & Gynaecology

Easy

Appeared in: RRB Nsg. Superintendent-2026 (Shift -1st)

Explanation

The IVF process begins with stimulating the ovaries to produce more than the single egg that normally develops each month.
This step, known as controlled ovarian stimulation, uses fertility medications (hormones) to encourage the growth of multiple mature follicles.
Maximizing the number of available eggs at the start is crucial for increasing the chances of obtaining a viable embryo for transfer, as not all eggs will fertilize or develop normally.

Option B: Oocyte retrieval is the second major step in the IVF process. It is impossible to retrieve eggs before they have been stimulated to grow and mature.
Option C: Embryo transfer is the final clinical step. It requires an embryo that has already been created through fertilization and cultured in the lab, making it one of the last procedures in the sequence.
Option D: Sperm injection, or Intracytoplasmic Sperm Injection (ICSI), is a technique used during the fertilization step. It occurs in the laboratory after the eggs have been retrieved from the ovaries.

Visual 1: Flowchart - A step-by-step flowchart illustrating the entire IVF process from ovarian stimulation to embryo transfer and pregnancy test. This helps visualize the sequence and where each option fits.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Sequence of steps in In Vitro Fertilization (IVF) as background academic context rather than a clinical decision trigger.
A nurse's role is critical in educating the patient about the medication regimen for ovarian stimulation, including injection techniques, schedules, and monitoring for potential side effects like Ovarian Hyperstimulation Syndrome (OHSS).
Patient adherence and correct administration of hormones during the stimulation phase directly impact the number and quality of eggs retrieved, setting the foundation for the success of the entire IVF cycle.
What if the patient has a poor response to ovarian stimulation? The cycle may be cancelled, or the medication protocol may be adjusted in future cycles to try and achieve a better follicular response. This highlights the importance of monitoring during this first step.

How to Approach the Question

First, identify the core subject of the question, which is the process of In Vitro Fertilization (IVF).
Note the keyword 'first', which clearly indicates this is a sequencing question asking for the initial step of a multi-step procedure.
Mentally recall or logically deduce the sequence of events required to achieve pregnancy outside the body. The process must start with obtaining the necessary biological material (eggs).
To maximize the chances of success, multiple eggs are needed. Therefore, the first logical action is to stimulate the ovaries to produce multiple eggs.
Evaluate each option against this logic: Oocyte retrieval, embryo transfer, and sperm injection all depend on having mature eggs available, which is the direct outcome of the initial stimulation phase.

Concept Tested & Keywords

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