/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Problem 17 a. 1,2, and 3 are correct b. 1... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 1: Problem 17

a. 1,2, and 3 are correct b. 1 and 3 are correct c. 2 and 4 are correct d. only 4 is correct e. all are correct Serial measurements of maternal serum estriol demonstrate a pattern of slightly decreasing levels of estriol. The most likely clinical condition (s) associated with this pattern is (are): 1\. fetal growth retardation 2\. imminent fetal birth 3\. fetal death 4\. toxemia of pregnancy

Short Answer

Expert verified
b. 1 and 3 are correct

Step by step solution

01

- Analyze Estriol Levels

Estriol is a form of estrogen produced by both the fetus and the placenta. In normal pregnancies, serum estriol levels generally increase as the pregnancy progresses. A pattern of slightly decreasing levels of estriol could indicate a problem with the fetus or placenta.
02

- Evaluate Clinical Conditions

Let's evaluate which clinical conditions could be associated with decreasing levels of estriol.
03

- Condition 1: Fetal Growth Retardation

Decreased estriol can suggest fetal growth retardation as it may indicate placental insufficiency, which affects fetal hormone production.
04

- Condition 2: Imminent Fetal Birth

Imminent fetal birth typically is associated with changes in hormones like cortisol and oxytocin, rather than a decrease in estriol. Therefore, this condition is less likely associated with slightly decreasing estriol levels.
05

- Condition 3: Fetal Death

Decreased estriol levels may indicate fetal demise since the fetus contributes to estriol production. Therefore, fetal death can be a possibility.
06

- Condition 4: Toxemia of Pregnancy

Toxemia of pregnancy or pre-eclampsia is associated with high blood pressure and other symptoms but does not typically result in decreasing estriol levels. This condition is less likely to be associated with decreasing estriol.
07

- Conclusion

Based on the analysis, conditions 1 and 3 are the most likely to be associated with slightly decreasing levels of estriol.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

Key Concepts

These are the key concepts you need to understand to accurately answer the question.

fetal growth retardation
Fetal growth retardation (FGR), also known as intrauterine growth restriction (IUGR), occurs when a fetus does not grow at the expected rate during pregnancy. This condition is often linked to placental insufficiency, where the placenta fails to provide adequate nutrients and oxygen to the fetus.
As a result, the fetus' production of estriol, a form of estrogen, may decrease.
Here are some key points to remember about FGR:
  • It can be diagnosed through ultrasounds measuring fetal size and growth patterns.
  • Maternal blood tests may show decreased estriol levels, indicating less estriol production by the fetus and placenta.
  • FGR can lead to various complications including premature birth and developmental delays.
Early intervention and monitoring are critical to manage this condition and ensure the health of both mother and fetus.
fetal death
Fetal death, also referred to as stillbirth, can be devastating. It is defined as the death of a fetus at 20 weeks of gestation or later. One of the signs of fetal death can be a drop in maternal serum estriol levels, since the fetus is no longer contributing to estriol production.
Some important aspects to know about fetal death are:
  • It can be caused by various factors including chromosomal abnormalities, infections, and maternal health conditions.
  • Decreased fetal movements and heart rate may also signal fetal distress or demise.
  • Regular prenatal check-ups and monitoring can help detect issues early.
Understanding the signs and risk factors associated with fetal death can aid in prevention and timely intervention, ensuring the best possible outcome for future pregnancies.
estriol in pregnancy
Estriol is a hormone produced by the fetus and placenta, playing a crucial role in pregnancy. It helps in the development of the fetus and prepares the mother's body for childbirth. Normally, estriol levels rise steadily throughout pregnancy and are highest near term.
Key points about estriol include:
  • Serial measurements of maternal serum estriol can provide valuable information about fetal health.
  • Decreasing levels of estriol might signal potential problems such as fetal growth retardation or fetal death, as these conditions impact the placenta's functionality.
  • Obstetricians use estriol levels alongside other markers to assess pregnancy health and make informed clinical decisions.
Understanding the role of estriol can help expectant mothers and healthcare providers monitor and manage pregnancy more effectively.
clinical conditions in pregnancy
There are various clinical conditions in pregnancy that can impact both the mother and fetus. Some conditions are associated with changes in maternal serum estriol levels, which can be crucial indicators of pregnancy health.
Let's explore a few conditions:
  • Fetal Growth Retardation: Related to decreased estriol levels due to placental insufficiency.
  • Pre-eclampsia (Toxemia of Pregnancy): Characterized by high blood pressure and protein in the urine but not typically linked to decreased estriol levels.
  • Imminent Fetal Birth: Involves changes in hormones like cortisol and oxytocin, rather than estriol.
  • Fetal Death: Indicative of drastically reduced or absent estriol production.
Effective prenatal care includes regular monitoring and assessment of these conditions to ensure timely interventions and promote the health of both mother and baby.

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

There is no endocrine hormone from which of the following chemical classes?: a. proteins b. amino acids c. steroids d. polypeptides e. carbohydrates

Most of the circulating \(\mathrm{T}_{4}\) and \(\mathrm{T}_{3}\) is bound to: a. thyroxine-binding prealbumin b. thyroxine-binding globulin c. albumin d. thyroglobulin e. none of the above

Use the following Key to answer Questions 20-27: a. 1, 2, and 3 are correct b. 1 and 3 are correct c. 2 and 4 are correct d. 4 only is correct e. all are correct Different isoenzyme patterns are useful for determining: 1\. the age of the sample 2\. the severity of the disease process 3\. the condition under which the sample was stored 4\. which tissue was involved in the disease process

A patient presents with increased sweating, episodic hypertension, palpitations, headache, and anxiety. Physical examination and thyroid testing have ruled out hyperthyroidism as a possible cause. Which one of the following approaches would be best at this point. a. measure plasma epinephrine and norepinephrine b. collect a 24 hour urine specimen and measure vanillylmandelic acid (VMA) c. collect a 24 hour urine specimen and measure urine catecholamines or metanephrines d. perform a clonidine suppression test e. collect a 24 hour urine and measure dopamine

The nitroprusside test used on dipsticks detects: a. beta-hydroxybutyric acid b. creatinine c. glucose d. acetoacetic acid e. blood
See all solutions

Recommended explanations on Biology Textbooks

Control of Gene Expression

Read Explanation

Cells

Read Explanation

Microbiology

Read Explanation

Chemistry of Life

Read Explanation

Ecosystems

Read Explanation

Energy Transfers

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.