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

CNS Depressants: Alcohol and Nicotine01:27

CNS Depressants: Alcohol and Nicotine

849
Ethanol, a clear colorless alcohol, has been consumed by humans for millennia, but its effects on the body are far from benign. At lower doses, it induces decreased inhibitions and loquaciousness, leading to its social appeal. However, it can cause severe consequences at higher doses, such as coma and respiratory depression, due to its zero-order elimination kinetics. Chronic ethanol abuse wreaks havoc on multiple organ systems, particularly the CNS and the liver. Abrupt cessation of ethanol...
849
Alcohols from Carbonyl Compounds: Reduction02:23

Alcohols from Carbonyl Compounds: Reduction

11.7K
Reduction is a simple strategy to convert a carbonyl group to a hydroxyl group. The three major pathways to reduce carbonyls to alcohols are catalytic hydrogenation, hydride reduction, and borane reduction.
Catalytic hydrogenation is similar to the reduction of an alkene or alkyne by adding H2 across the pi bond in the presence of transition metal catalysts like Raney Ni, Pd–C, Pt, or Ru. Aldehydes and ketones can be reduced by this method, often under mild to moderate heat (25–100°C) and...
11.7K
Depressants01:28

Depressants

297
Depressant drugs, including alcohol and sedative-hypnotics, diminish central nervous system activity by enhancing the action of gamma-aminobutyric acid (GABA), a neurotransmitter that reduces brain activity and promotes relaxation. These substances can have various therapeutic uses but also pose significant risks, especially when misused or combined.
Alcohol is a common depressant that can induce a sense of relaxation and reduced inhibition at low doses. Contrary to its occasional...
297
Preparation of Alcohols via Addition Reactions02:15

Preparation of Alcohols via Addition Reactions

7.1K
Overview
The acid-catalyzed addition of water to the double bond of alkenes is a large-scale industrial method used to synthesize low-molecular-weight alcohols. An acidic atmosphere is required to allow the hydrogen in the water molecule to act as an electrophile and attack the double bond in an alkene. The addition of a proton to the double bond creates a carbocation intermediate. The proton preferentially bonds to the less substituted end of the double bond to create a more stable carbocation...
7.1K
Stress Prevention and Stress Management Techniques IV01:26

Stress Prevention and Stress Management Techniques IV

161
Stress often leads to unhealthy habits like smoking, excessive drinking, and overeating, which offer short-term relief but ultimately increase long-term health risks. These behaviors create a cycle that temporarily lowers stress levels but can result in severe long-term health consequences. Breaking these habits is essential to reduce the risk of chronic diseases and improve overall well-being. Three primary changes that support better health include quitting smoking, reducing alcohol intake,...
161
Hypothesis Test for Test of Independence01:16

Hypothesis Test for Test of Independence

6.5K
The test of independence is a chi-square-based test used to determine whether two variables or factors are independent or dependent. This hypothesis test is used to examine the independence of the variables. One can construct two qualitative survey questions or experiments based on the variables in a contingency table. The goal is to see if the two variables are unrelated (independent) or related (dependent). The null and alternative hypotheses for this test are:
H0: The two variables (factors)...
6.5K

You might also read

Related Articles

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

Sort by
Same author

Dynamic ultrasound evaluation of morphological and functional urinary tract characteristics in newborns and young infants with myelomeningocele.

Pediatric radiology·2025
Same author

Complementary Computed Tomography to Inconclusive Ultrasonography in Children with Suspected Acute Appendicitis: A Systematic Review and Meta-Analysis.

The American surgeon·2025
Same author

Expression of immunophenotypic markers in blood mononuclear cells of patients with advanced head and neck squamous cells carcinoma.

Acta cirurgica brasileira·2025
Same author

Porous perspectives: a comprehensive review of medullary sponge kidney.

International urology and nephrology·2025
Same author

New Drugs and Promising Drug Combinations in the Treatment of Chagas Disease in Brazil: A Systematic Review and Meta-Analysis.

Archives of medical research·2024
Same author

Kidney transplantation reduces biomarkers of endothelial dysfunction.

Journal of nephrology·2024

Related Experiment Video

Updated: Dec 10, 2025

Chronic Intermittent Ethanol Vapor Exposure Paired with Two-Bottle Choice to Model Alcohol Use Disorder
05:12

Chronic Intermittent Ethanol Vapor Exposure Paired with Two-Bottle Choice to Model Alcohol Use Disorder

Published on: June 23, 2023

1.3K

Alcohol consumption by medical students.

Bruno Rodarte Freire1, Pedro Alves Soares Vaz de Castro1, Andy Petroianu2

  • 1UFMG, Belo Horizonte, MG, Brasil.

Revista Da Associacao Medica Brasileira (1992)
|August 27, 2020
PubMed
Summary

Medical students

Area of Science:

  • Medical Education
  • Public Health
  • Sociology

Background:

  • Excessive alcohol consumption presents a significant global health challenge.
  • Understanding alcohol consumption patterns among medical students is crucial for targeted interventions.

Purpose of the Study:

  • To evaluate alcohol consumption among medical students.
  • To analyze the relationship between alcohol use and personal/social factors in this demographic.

Main Methods:

  • Anonymous questionnaire survey of 382 first, third, and sixth-year medical students at the Federal University of Minas Gerais in 2019.
  • Collected data on student characteristics (demographics, lifestyle, academics) and alcohol consumption (onset, frequency, type, amount).
  • Statistical analysis with p<0.05 significance level.

More Related Videos

Modeling Alcohol Consumption in Rodents Using Two-Bottle Choice Home Cage Drinking and Microstructural Analysis
08:45

Modeling Alcohol Consumption in Rodents Using Two-Bottle Choice Home Cage Drinking and Microstructural Analysis

Published on: November 8, 2024

1.1K
Murine Drinking Models in the Development of Pharmacotherapies for Alcoholism: Drinking in the Dark and Two-bottle Choice
07:31

Murine Drinking Models in the Development of Pharmacotherapies for Alcoholism: Drinking in the Dark and Two-bottle Choice

Published on: January 7, 2019

8.4K

Related Experiment Videos

Last Updated: Dec 10, 2025

Chronic Intermittent Ethanol Vapor Exposure Paired with Two-Bottle Choice to Model Alcohol Use Disorder
05:12

Chronic Intermittent Ethanol Vapor Exposure Paired with Two-Bottle Choice to Model Alcohol Use Disorder

Published on: June 23, 2023

1.3K
Modeling Alcohol Consumption in Rodents Using Two-Bottle Choice Home Cage Drinking and Microstructural Analysis
08:45

Modeling Alcohol Consumption in Rodents Using Two-Bottle Choice Home Cage Drinking and Microstructural Analysis

Published on: November 8, 2024

1.1K
Murine Drinking Models in the Development of Pharmacotherapies for Alcoholism: Drinking in the Dark and Two-bottle Choice
07:31

Murine Drinking Models in the Development of Pharmacotherapies for Alcoholism: Drinking in the Dark and Two-bottle Choice

Published on: January 7, 2019

8.4K

Main Results:

  • 85% of surveyed students reported alcohol consumption.
  • Socializing with peers was a primary motivator for 70% of first/third-year students versus 47% of sixth-year students.
  • Higher prevalence of alcohol use was observed in students who practice physical activities (93%) and live with family (89%).
  • Consumption began before medical school for ~80%, with higher frequency in males.

Conclusions:

  • Alcohol consumption often initiates in high school, driven by social factors.
  • Male medical students who are physically active and live with family are identified as the highest consumers.
  • Findings highlight the need for early intervention and support programs within medical schools.