Development of the fetus and the placenta
Obstetrics & Gynaecology · Topic 4
Source: NMC CBME Curriculum 2024 · Volume III · Obstetrics & Gynaecology · Topic 4 · combined PDF page 427
Practice questions
- Which description best captures the central immune challenge at the maternal–fetal interface?
- A review identifies excessive inflammatory activation during the first trimester as a potential disruptor of placental development. Which interpretation is best supported?
- Which group consists of the major immune-cell populations specifically named in the review of the maternal–fetal interface?
- A study finds an altered decidual immune profile in pregnancies complicated by an adverse outcome. Which conclusion best respects the evidence described in the review?
- Which statement about immune profiling at the maternal–fetal interface is most consistent with the supplied review?
- Which pregnancy condition is explicitly included among adverse outcomes associated in the review with disrupted MFI immune homeostasis?
- Placenta-derived extracellular vesicles are proposed to convey maternal nutritional signals partly by changing which feature?
- A pregnant patient has gestational diabetes. Which role of placental extracellular vesicles is proposed by the review, rather than established as a proven clinical outcome?
- Which candidate pathway is linked in the review to regulation of lipogenesis by placenta-derived extracellular vesicles?
- Which fetal developmental process is specifically listed as a possible target of pdEV-mediated metabolic programming?
- Which statement best describes the human evidence for long-term offspring metabolic effects of pdEVs in the supplied review?
- The review identifies which methodological issue as a barrier to comparing pdEV research?
- Which conclusion about pdEVs as biomarkers is most defensible from the supplied review?
- In the mouse nanoplastics experiment, how were pregnant animals exposed to the particles?
- During which gestational interval were mice exposed in the polystyrene nanoplastics study?
- Which particle sizes were compared with control in the mouse placental study?
- Which placental morphological finding was statistically significant in the overall comparison reported for the 200 nm group?
- How should the reported decidua-area result for the 50 nm group be characterized in the abstract?
- After stratifying by fetal sex, which result was reported for decidua area?
- Which signaling factors showed increased expression in placental gene-expression analysis after nanoplastic exposure?
- The authors suggested that increased Smad2 and Smad3 expression may have which consequence?
- What is the most appropriate clinical interpretation of the mouse nanoplastics findings for human pregnancy?
- Which set of functions is attributed to the placenta and umbilical cord in the supplied imaging review?
- According to the imaging review, why can prenatal identification of selected placental or cord conditions matter clinically?
- Which condition is specifically listed in the imaging review as a target for prenatal identification?
- A prenatal imaging review highlights placenta accreta spectrum. Which use of prenatal identification is supported by the supplied abstract?
- Which pair consists entirely of conditions specifically named in the imaging review as relevant to prenatal identification?
- Which conclusion about imaging protocols is supported by the supplied abstract of the placental imaging review?
- A clinician is discussing vasa previa identified prenatally. Which statement stays within the claims made by the supplied imaging review?