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Related Concept Videos

Masking and Demasking Agents01:19

Masking and Demasking Agents

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EDTA titrations may necessitate masking and demasking agents to temporarily protect a particular metal ion in a mixture from the EDTA reaction. These agents facilitate the sequential analysis of the metal ions by forming stable complexes with some—but not all—metal ions during certain steps.
There are many masking agents, such as cyanide, fluoride, triethanolamine, thiourea, and 2,3-bis(sulfanyl)propan-1-ol (formerly 2,3-dimercapto-1-propanol), with the masking agent chosen based on...
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Bonding and Strength of Aggregate01:12

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The bond between aggregate particles and the cement matrix is significantly influenced by the shape and surface texture of the aggregates. High-strength concretes benefit from a rougher texture, which leads to stronger bonding due to greater adhesion. Angular aggregates with larger surface areas also enhance this bond. The bonding quality, however, is complex to assess as no universally accepted test exists. Good bonding is indicated when a crushed concrete specimen shows some aggregate...
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Administering Oxygen by Mask01:30

Administering Oxygen by Mask

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Administering Oxygen by Mask
Administering oxygen by mask is a common nursing intervention that provides supplemental oxygen to patients with respiratory distress or chronic lung conditions. This procedure involves delivering oxygen at a specified rate through a face mask connected to an oxygen source.
Equipment
The equipment necessary for this procedure includes:
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Bonding in Metals02:32

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Metallic bonds are formed between two metal atoms. A simplified model to describe metallic bonding has been developed by Paul Drüde called the “Electron Sea Model”. 
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Valence Bond Theory02:45

Valence Bond Theory

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Overview of Valence Bond Theory
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Oxygen Delivering System II: Venturi Mask and Transtracheal Oxygen01:16

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Oxygen therapy is a pivotal aspect of medical care, particularly for patients with respiratory ailments. Two prominent oxygen-delivering systems include the Venturi mask and the transtracheal oxygen catheter.
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Related Experiment Video

Updated: Oct 14, 2025

Solvent Bonding for Fabrication of PMMA and COP Microfluidic Devices
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Bonding through the mask.

Priyam Saikia1

  • 1Assistant Professor, Department of Anaesthesiology and Critical Care, Gauhati Medical College and Hospital, Guwahati, Assam, 781019 INDIA.

Indian Journal of Medical Ethics
|November 3, 2021
PubMed
Summary

The COVID-19 pandemic altered healthcare professional-patient interactions due to masking and distancing. Frontline workers faced unprecedented personal crises and unique experiences during this challenging period.

Area of Science:

  • Healthcare
  • Sociology
  • Psychology

Background:

  • The traditional patient-provider relationship relies on visible interaction.
  • The COVID-19 pandemic necessitated physical distancing and mask-wearing, disrupting established communication norms.
  • Frontline healthcare workers experienced significant personal and professional challenges.

Purpose of the Study:

  • To describe the novel experiences of frontline healthcare workers during the COVID-19 pandemic.
  • To explore the impact of pandemic-related changes on the caregiver-patient relationship.

Main Methods:

  • Qualitative analysis of frontline healthcare worker experiences.
  • Exploration of challenges in maintaining patient interaction amidst public health measures.

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Main Results:

  • Healthcare professionals faced unprecedented challenges in patient interaction due to masking and distancing.
  • Frontline workers navigated personal crises while fulfilling professional duties.
  • The pandemic introduced unique and previously undocumented experiences for healthcare providers.

Conclusions:

  • The COVID-19 pandemic significantly impacted the dynamics of healthcare professional-patient relationships.
  • Understanding these novel experiences is crucial for supporting healthcare workers and adapting care delivery.
  • Further research is needed to address the long-term effects on healthcare professionals and patient care.