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Related Concept Videos

Measurement of Blood Pressure01:17

Measurement of Blood Pressure

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Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a...
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Blood Pressure01:24

Blood Pressure

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The movement of blood in a human body, commonly referred to as blood flow, is determined by the volume of blood that traverses a certain section of the bodily system per unit time. It is the rhythmic contraction of the heart's ventricles that primarily instigates this movement. As the ventricles contract, blood is forced into the prominent arteries, which then flow from areas of greater pressure to lower pressure areas. This movement continues into smaller arteries and arterioles and...
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Blood Pressure01:30

Blood Pressure

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Blood pressure (BP) is the pressure or force of blood exerted on the artery's walls as it circulates through the body. It is essential for maintaining blood flow throughout the body.
The average BP in an adult is typically around 120/80 mmHg (millimeters of mercury). In this measurement, the numerator (120) indicates the systolic pressure, which is the pressure in the arteries during the contraction of the heart's ventricles as blood is expelled. The denominator (80) represents the...
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Sites for measuring blood pressure01:21

Sites for measuring blood pressure

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Blood pressure measurement is a fundamental clinical procedure, providing crucial data for assessing cardiovascular health. Among the various sites for this measurement, the brachial and popliteal arteries are predominantly utilized due to their accessibility and the reliability of their readings. This lesson delves into the anatomical significance, methodology, and considerations of measuring blood pressure at these locations.
The Brachial Artery: Primary Site for Blood Pressure Measurement
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Pulse01:16

Pulse

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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...
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Pulse01:05

Pulse

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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...
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Increasing Pulmonary Artery Pulsatile Flow Improves Hypoxic Pulmonary Hypertension in Piglets
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Pulse pressure amplification and its determinants.

Gernot Pichler1, Fernando Martinez1,2, Antonio Vicente1

  • 1a Hypertension Clinic, Department of Internal Medicine , Clinical Hospital of Valencia, INCLIVA, University of Valencia , Valencia , Spain.

Blood Pressure
|September 29, 2015
PubMed
Summary
This summary is machine-generated.

Pulse pressure (PP) amplification, a measure of cardiovascular health, decreases with higher blood pressure. Factors like age, gender, and body composition significantly influence this amplification.

Keywords:
Adultblood pressurebody compositiongender characteristicshemodynamicspulse wave analysis

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Area of Science:

  • Cardiovascular Physiology
  • Hypertension Research

Background:

  • Pulse pressure (PP) amplification, the ratio of peripheral to central PP, is increasingly used to assess cardiovascular phenotypes and risk.
  • Understanding the amplification phenomenon is crucial for cardiovascular health assessment.

Purpose of the Study:

  • To investigate the relationship between PP amplification, large vessel parameters, and peripheral blood pressure (BP).
  • To gain insights into the underlying mechanisms of PP amplification.

Main Methods:

  • Peripheral BP, central BP, and carotid-femoral pulse wave velocity (cfPWV) were measured in 741 hypertensive adults.
  • Statistical analyses included ANCOVA, partial correlations, and multiple linear regression.

Main Results:

  • PP amplification showed an inverse relationship with blood pressure.
  • Women exhibited lower PP amplification than men.
  • Age, female gender, mean arterial pressure, heart rate, and BMI were associated with PP amplification.
  • cfPWV predicted PP amplification in men but not in women.

Conclusions:

  • PP amplification is inversely related to blood pressure.
  • Gender, age, and body composition significantly impact PP amplification.