A sense of relief of the pressure symptoms is obtained due to engagement of the presenting part is?

DHS Staff Nurse - 2018 (Shift-2nd)

Obstetrics & Gynaecology

Easy

Appeared in: DHS Staff Nurse - 2018 (Shift-2nd)

Explanation

Lightening is the term for the sensation of relief from upper abdominal pressure when the fetal presenting part descends into the pelvis.
This descent, also known as 'dropping,' lowers the uterine fundus, which reduces pressure on the diaphragm and stomach.
As a result, the pregnant woman often experiences easier breathing and a decrease in heartburn.
This event typically occurs a few weeks before labor in first-time pregnancies (primigravidae) but may not happen until labor begins in subsequent pregnancies (multiparae).

Option A: Effacement is the thinning and shortening of the cervix. It is a physical change of the cervix measured during a vaginal exam to assess labor progress, not a subjective sensation of pressure relief.
Option B: Internal ballottement is a clinical sign elicited by an examiner during a vaginal examination. The examiner taps the fetus, causing it to rebound in the amniotic fluid. It is a finding by the provider, not a sensation felt by the mother.
Option D: External ballottement is similar to internal ballottement but is performed by palpating the maternal abdomen. It is a technique used by an examiner to assess the position and mobility of the fetus, not a sensation experienced by the mother.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain The concept tested is the understanding of the physiological changes and maternal sensations that occur in the late stages of pregnancy, specifically the signs preceding labor as background academic context rather than a clinical decision trigger.
When a patient reports the sensation of 'the baby dropping' or easier breathing, it is a key clinical sign of lightening. The nurse should document this and educate the patient that it is a normal pre-labor sign.
Patient education should include reassurance that this is a positive sign, but also a warning about new symptoms like increased urinary frequency and pelvic pressure due to the fetus's lower position.
What if? If a patient in her first pregnancy reports lightening at 30 weeks, it could be a sign of potential preterm labor, especially if accompanied by contractions or other signs. This would warrant closer evaluation by the healthcare provider.

How to Approach the Question

First, analyze the question to identify the key phrase: 'sense of relief of the pressure symptoms' due to 'engagement of the presenting part'.
Recall the definitions of the terms provided in the options.
Effacement relates to the cervix thinning.
Ballottement is a physical examination technique.
Lightening is the maternal sensation of the fetus 'dropping' into the pelvis.
Match the definition of lightening with the description in the question stem.

Concept Tested & Keywords

Concept Tested: The concept tested is the understanding of the physiological changes and maternal sensations that occur in the late stages of pregnancy, specifically the signs preceding labor.
Stem keywords: sense of relief, pressure symptoms, engagement, presenting part
Lead-in keywords: is?