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Related Concept Videos

Regulation of Pulse01:20

Regulation of Pulse

Pulse regulation involves physiological mechanisms that ensure adequate blood flow throughout the body. The heartbeat, regulated by the autonomic nervous system, is influenced by hormonal balance, physical activity, and emotional state.
Regulation of Food Intake01:30

Regulation of Food Intake

Short-term regulation of food intake primarily involves neural signals from the gastrointestinal (GI) tract, blood nutrient levels, and GI tract hormones. Communication between the gut and brain via vagal nerve fibers plays a significant role in evaluating the contents of the gut. Clinical studies have shown that protein ingestion produces a more prolonged response in these nerve fibers compared to an equivalent amount of glucose. Additionally, the activation of stretch receptors caused by GI...
Pulse amplitude and quality01:17

Pulse amplitude and quality

Pulse amplitude is a crucial indicator of cardiac health because it provides valuable insights into the strength of left ventricular contractions and the overall uniformity of blood circulation within the vasculature. The strength of the pulse is directly related to the force with which the heart contracts and the volume of blood being pumped.
A weak or absent pulse may indicate reduced cardiac output or poor left ventricular contraction, which can be signs of cardiovascular dysfunction or...
Pulse01:16

Pulse

When the heart pumps blood out, arterial elastic fibers play a crucial role in sustaining a high-pressure gradient. They expand to accommodate the received blood and then recoil - a process known as the pulse that can be either manually palpated or electronically quantified. Despite a reduction in its effect with increased distance from the heart, elements of the pulse's systolic and diastolic components persist, observable even at the arteriole level.
The pulse serves as a clinical indicator...
Pulse01:05

Pulse

The pulse is one of the most fundamental physiological indicators of the body's cardiovascular health. It is the rhythmic expansion and contraction of the arterial walls in response to the pressure generated by the heart's pumping action.
Pulse Rate and its Significance
Pulse rate, often measured in beats per minute (bpm), reflects the heart rate (HR), which is influenced by numerous factors such as stress, physical activity, and hormonal changes. A normal resting adult pulse rate falls between...
Special considerations while measuring pulse01:13

Special considerations while measuring pulse

Assessing a patient's pulse is a fundamental skill in healthcare, but certain situations require special attention:

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A RAPID Method for Blood Processing to Increase the Yield of Plasma Peptide Levels in Human Blood
11:36

A RAPID Method for Blood Processing to Increase the Yield of Plasma Peptide Levels in Human Blood

Published on: April 28, 2016

Pulse consumption, satiety, and weight management.

Megan A McCrory1, Bruce R Hamaker, Jennifer C Lovejoy

  • 1Department of Foods and Nutrition.

Advances in Nutrition (Bethesda, Md.)
|November 2, 2011
PubMed
Summary

Increasing consumption of nonoilseed pulses may aid weight control due to their nutritional benefits. While studies suggest positive effects on satiety and weight loss with energy restriction, more long-term research is needed.

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Area of Science:

  • Nutrition Science
  • Public Health
  • Dietary Interventions

Background:

  • Obesity is a major public health concern requiring effective solutions.
  • Nonoilseed pulses (beans, peas, chickpeas, lentils) possess attributes beneficial for weight management, including fiber, protein, and complex carbohydrates.
  • Observational studies link pulse intake to lower BMI, but confounding factors exist.

Purpose of the Study:

  • To evaluate the role of nonoilseed pulses in weight control.
  • To assess the impact of pulse consumption on satiety and weight loss.
  • To identify research gaps in understanding pulse efficacy for obesity management.

Main Methods:

  • Review of observational studies and short-term experimental trials.
  • Analysis of randomized controlled trials (RCTs) on pulse consumption and weight outcomes.
  • Consideration of pulse nutrient composition (carbohydrates, fiber, protein) and energy density.

Main Results:

  • Short-term studies indicate pulses enhance satiety, potentially mediated by carbohydrate content.
  • RCTs suggest pulses aid weight loss when combined with energy restriction.
  • Existing research is limited by short durations and small sample sizes.

Conclusions:

  • Nonoilseed pulses show promise for improving satiety and supporting weight loss efforts.
  • Further long-term RCTs are necessary to determine optimal pulse intake for weight control.
  • Behavioral strategies may be needed to facilitate sustained pulse consumption.