Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Line Loss01:10

Line Loss

541
The different configurations of source-load connections include wye (star) and delta connections. The relationship between line and phase voltages and currents varies depending on the configuration. When the source is supplying power, it is transmitted through the wires to the load, and during this transmission, some power is absorbed by the wires, leading to line loss.
Line loss impacts power delivery efficiency in a balanced three-phase circuit. The symmetry in such a circuit simplifies the...
541
Relative Risk01:12

Relative Risk

2.1K
Relative risk (RR) is a statistical measure commonly used in epidemiology to compare the likelihood of a particular event occurring between two groups. This metric is important for evaluating the relationship between exposure to a specific risk factor and the probability of a particular outcome. It plays a crucial role in medical research, public health studies, and risk assessment. Relative risk quantifies how much more (or less) likely an event is to occur in an exposed group compared to an...
2.1K
Reducing Line Loss01:18

Reducing Line Loss

385
In a three-phase circuit, line loss is an indicator of energy dissipated as heat due to the resistance of transmission lines. To address this, incorporating transformers into the system—a step-up transformer at the source and a step-down transformer at the load—is a strategic solution. Two three-phase transformers are introduced to improve this.
With a step-up transformer at the source, the voltage is increased, thereby reducing the current in the transmission lines since power loss in...
385
Energy Losses in Transformers01:21

Energy Losses in Transformers

1.3K
In an ideal transformer, it is assumed that there are no energy losses, and, hence, all the power at the primary winding is transferred to the secondary winding. However, in reality,  the transformers always have some energy losses, and, hence, the output power obtained at the secondary winding is less than the input power at the primary winding due to energy losses.
There are four main reasons for energy losses in transformers.
The first cause can be  the high resistance of the...
1.3K
Major Losses in Pipes01:28

Major Losses in Pipes

2.0K
When a fluid flows through a pipe, it experiences energy losses due to frictional resistance along the pipe walls, known as major losses. These energy losses result in a pressure drop, which varies based on the flow conditions — whether laminar or turbulent — and the specific physical properties of the fluid and pipe.
Fluid flow can be classified as laminar or turbulent, primarily based on the Reynolds number. This dimensionless number reflects the relative influence of inertial to viscous...
2.0K
Minor Losses in Pipes01:25

Minor Losses in Pipes

1.9K
In pipe systems, minor losses refer to energy losses arising from components such as valves, bends, fittings, expansions, and other features that disrupt the steady flow of fluid. These disturbances cause energy dissipation through turbulence and resistance, which engineers quantify to manage system efficiency effectively.
Valves play a significant role in generating minor losses by obstructing or redirecting the fluid flow. When a valve is closed or partially closed, it restricts the flow...
1.9K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same journal

The Relationship Between Ethical Ideology and Moral Resilience in Critical Care Nurses.

Critical care nursing quarterly·2026
Same journal

The Effect of Monitor Alarm Management Training on the Level of Alarm Fatigue of Nurses in Intensive Care Units.

Critical care nursing quarterly·2026
Same journal

Oral Care in Patients With Invasive Airway Management in the ICU: A Prospective Observational Study.

Critical care nursing quarterly·2026
Same journal

Nurses' Perceived Barriers to the Implementation and Sustainability of Best Patient Safety in Handover in the Clinical Setting: Cross-Sectional Survey Study.

Critical care nursing quarterly·2026
Same journal

Association Between Early Tracheostomy and Patient Outcomes in Critically Ill Patients on Mechanical Ventilator: A Retrospective Cohort Study.

Critical care nursing quarterly·2026
Same journal

Nurses' Knowledge of Blood Transfusion Safety at Intensive Care Units in Jordan: A Cross-Sectional Study.

Critical care nursing quarterly·2026

Related Experiment Video

Updated: Jan 28, 2026

Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale
19:15

Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale

Published on: August 25, 2014

87.6K

Neonatal Blood Loss Risks.

Lisa Fikac1

  • 1Neonatal Intensive Care Unit, Cape Fear Valley Health, Fayetteville, North Carolina.

Critical Care Nursing Quarterly
|February 27, 2019
PubMed
Summary

Newborn infants face significant risks of blood loss during pregnancy, birth, and the neonatal period. Understanding these risks is crucial for assessing infant health due to unique physiological differences.

Area of Science:

  • Neonatal Medicine
  • Pediatric Hematology

Background:

  • Newborn infants possess unique physiological characteristics compared to adults, impacting blood volume and red blood cell dynamics.
  • Circulating blood volume in term infants is 80-100 mL/kg, and in preterm infants, it is 90-105 mL/kg.
  • Red blood cells have a shorter lifespan in newborns, with immature reticulocytes maturing within 12-24 hours.

Purpose of the Study:

  • To identify and discuss common risks associated with blood loss in newborn infants.
  • To highlight the importance of considering blood loss in the overall assessment of infant well-being.

Main Methods:

  • Review of common risks for prenatal, intrapartal, and neonatal blood loss.
  • Analysis of physiological differences in newborn circulation and red blood cell turnover.

More Related Videos

Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography
09:31

Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography

Published on: January 27, 2023

1.5K
Intravenous Injections in Neonatal Mice
05:17

Intravenous Injections in Neonatal Mice

Published on: November 11, 2014

61.3K

Related Experiment Videos

Last Updated: Jan 28, 2026

Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale
19:15

Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale

Published on: August 25, 2014

87.6K
Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography
09:31

Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography

Published on: January 27, 2023

1.5K
Intravenous Injections in Neonatal Mice
05:17

Intravenous Injections in Neonatal Mice

Published on: November 11, 2014

61.3K

Main Results:

  • Blood loss can occur at various stages: during pregnancy, labor and delivery, or after birth.
  • Infant physiology, including blood volume and red blood cell maturation rates, influences the impact of blood loss.

Conclusions:

  • Recognizing the potential for blood loss throughout the perinatal period is essential for neonatal care.
  • Assessment of infant condition must integrate the risks and implications of blood loss.