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Related Concept Videos

Barriers to Effective Communication II01:21

Barriers to Effective Communication II

The barriers to effective communication also include cultural barriers, semantic barriers, gender barriers, and time constraints.
Cultural barriers:
Differences in values, beliefs, religion, knowledge, and tradition can significantly impact communication. Awareness of nonverbal cues is critical, especially when conversing with a patient from a different culture. What appears appropriate in one culture may be inappropriate in another.
Semantic barriers:
As a result of their tendency to use...
Infertility in Females01:28

Infertility in Females

Female infertility is defined as the inability to conceive after a year of regular, unprotected intercourse and affects about 10–15% of couples worldwide. The primary cause of female infertility is ovulatory disorders, which hinder the release of eggs. These disorders can be classified as hypothalamic amenorrhea, polycystic ovarian syndrome (PCOS), premature ovarian failure, and hyperprolactinemic anovulation disorders.
Endometriosis, a condition characterized by abnormal growth of endometrial...
Gonadal and Placental Hormones01:24

Gonadal and Placental Hormones

The gonads, namely the testes in males and the ovaries in females, are pivotal in producing gonadal hormones that orchestrate the intricate processes of sexual development and reproduction.
In males, testosterone is the primary gonadal androgen. It plays a central role in the maturation of male reproductive organs — the penis and testes. Additionally, testosterone is instrumental in the development of secondary sexual characteristics — a deep voice as well as facial and pubic hair growth — and...
Understanding Species and Reproductive Barriers01:17

Understanding Species and Reproductive Barriers

A species is a group of organisms that interbreed and produce fertile offspring. Typically, individuals of the same species appear similar and share common characteristics due to their highly similar genomes. However, not all organisms that look alike are members of the same species. Various mechanisms keep most species discrete. While some mechanisms prevent reproductive behavior and fertilization (pre-zygotic isolation), others prevent the production of fertile offspring after mating has...
Infertility in Males01:23

Infertility in Males

Male infertility affects millions of couples worldwide, arising from various factors that impact different stages of the reproductive process. An endocrine imbalance resulting from conditions like hypogonadism, Klinefelter syndrome, or pituitary disorders can disrupt hormone levels and reduce sperm production. Testicular defects, such as tumors, cryptorchidism, atrophic testes, abnormal sperm morphology, and low sperm count or motility, may arise due to genetic factors, structural...
Teratogenicity01:07

Teratogenicity

The ability of a drug to produce structural deformations and functional abnormalities in the developing embryo or the fetus is called teratogenicity, and the drug producing this effect is known as a teratogen. Teratogenic effects include stillbirth, miscarriage, intrauterine growth restriction, and neurocognitive delay. A teratogen may affect the embryo at different stages of development, which is important in determining the type and extent of the damage. During blastocyst formation, the early...

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Related Experiment Video

Updated: Jun 24, 2026

Methods for Studying Uterine Contributions to Pregnancy Establishment in an Ovariectomized Mouse Model
06:49

Methods for Studying Uterine Contributions to Pregnancy Establishment in an Ovariectomized Mouse Model

Published on: April 7, 2023

Can we communicate gravidity and parity better?

Mitchell D Creinin1, Hyagriv N Simhan

  • 1From the Department of Obstetrics, Gynecology and Reproductive Sciences and Magee-Womens Research Institute, University of Pittsburgh School of Medicine, and Department of Epidemiology, University of Pittsburgh Graduate School of Public Health, Pittsburgh, Pennsylvania.

Obstetrics and Gynecology
|March 21, 2009
PubMed
Summary

Current methods for describing gravidity and parity lack clinical basis, causing confusion in reproductive history communication. This study proposes new nomenclature for clearer obstetric and gynecologic patient context.

Related Experiment Videos

Last Updated: Jun 24, 2026

Methods for Studying Uterine Contributions to Pregnancy Establishment in an Ovariectomized Mouse Model
06:49

Methods for Studying Uterine Contributions to Pregnancy Establishment in an Ovariectomized Mouse Model

Published on: April 7, 2023

Area of Science:

  • Obstetrics and Gynecology
  • Medical Communication
  • Reproductive Health Terminology

Background:

  • Gravidity and parity are standard components of obstetric and gynecologic patient presentations.
  • Current terminology for describing reproductive history lacks clear epidemiologic, biologic, or clinical foundation.
  • Existing systems can lead to confusion, particularly regarding events between 20-24 weeks gestation.

Purpose of the Study:

  • To identify the limitations and pitfalls of current systems for documenting gravidity and parity.
  • To propose a new, simplified nomenclature for describing women's reproductive histories.
  • To improve the clarity and accuracy of communication in obstetric and gynecologic care.

Main Methods:

  • Review and analysis of existing medical terminology for gravidity and parity.
  • Identification of ambiguities and clinical inconsistencies in current descriptive systems.
  • Development of a proposed new nomenclature based on simplicity and clinical relevance.

Main Results:

  • Current systems for gravidity and parity are often ambiguous and lack scientific rigor.
  • The distinction between births and abortions can be unclear, especially in the "gray zone" of 20-24 weeks.
  • Existing terminology frequently overlooks crucial clinical context.

Conclusions:

  • The current methods for communicating gravidity and parity are inadequate and prone to misinterpretation.
  • A revised, standardized nomenclature is necessary for precise clinical communication.
  • Implementing new terminology will enhance the accurate representation of a patient's reproductive background.