Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Penis

Penis

The penis serves a dual role in sexual reproduction and urination. It consists of three main regions: the glans penis, the body, and the root, each with distinct functions and unique anatomical features.
Anatomy of the Penis
The glans penis, or the head, is the terminal part of the penis and houses the external urethral orifice, the exit point for urine and semen. Covered by the prepuce, or foreskin, the glans is noted for its sensitivity and plays a key role in sexual pleasure. The body of the...

Male Sexual Response: Erection & Ejaculation

Male Sexual Response: Erection & Ejaculation

Sexual stimulation can take various forms, such as physical touch and visual or auditory cues. When this happens, the parasympathetic reflex in the sacral portion of the spinal cord is activated. This reflex stimulates the release of nitric oxide (NO), which then dilates the arterioles in the penis, increasing blood flow to the erectile tissues - the corpora cavernosa and corpus spongiosum.
The blood filling the erectile tissues compresses the veins, which helps to prevent blood from leaving...

Disorders of the Male Reproductive System

Disorders of the Male Reproductive System

Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra....

You might also read

Related Articles

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

Sort by

Same author

Genetic and environmental influences on educational disparities in adult weight change: an individual-based pooled analysis of 11 twin cohorts.

International journal of obesity (2005)·2026

Same author

The long reach of childhood income inequality: a multinational twin study of gene-environment interplay on adult depressive symptoms.

Psychological medicine·2026

Same author

An online population-representative longitudinal cognitive dataset from the Understanding America Study.

Scientific data·2026

Same author

High Prevalence of Cerebrovascular Calcifications and Clinical Correlates in Indigenous Bolivian Forager-Horticulturalists: A Population-Based Observational Study.

Journal of the American Heart Association·2026

Same author

Genetic and environmental effects on weight gain from young adulthood to old age and its association with body mass index in early young adulthood: an individual-based pooled analysis of 16 twin cohorts.

International journal of obesity (2005)·2025

Same author

Reply to Ko, Null within-twin estimates on education and dementia: cautions for within-family contrasts.

European journal of epidemiology·2025

Search research articles

Related Experiment Video

Updated: May 4, 2026

Retzius-Sparing Robot-Assisted Radical Prostatectomy

Retzius-Sparing Robot-Assisted Radical Prostatectomy

Published on: May 19, 2022

Michael A. (Mick) Smyer (1950-2024).

Margaret Gatz¹

¹University of Southern California.

The American Psychologist

|September 26, 2024

Summary

This abstract memorializes Michael A. (Mick) Smyer, a pioneer in clinical geropsychology and aging policy. His significant contributions shaped the field of mental health and aging research.

Area of Science:

Psychology
Gerontology
Public Health Policy

Background:

Michael A. (Mick) Smyer (1950-2024) was a distinguished clinical psychologist and gerontologist.
He was a recognized expert in mental health and aging policy, academic administration, and climate activism.

Observation:

Smyer was instrumental in the foundational development of clinical geropsychology.
He held leadership roles, including president of Division 20 of the American Psychological Association (APA).

Findings:

He co-founded the Clinical Geropsychology section of Division 12 of the APA.
Smyer served as the inaugural president of the Clinical Geropsychology section.

Implications:

His work advanced the understanding and practice of psychological care for older adults.

More Related Videos

Microscopic Electric Rotary Grinding of Plaques Combined with Graft Repair in the Management of Peyronie's Disease

Microscopic Electric Rotary Grinding of Plaques Combined with Graft Repair in the Management of Peyronie's Disease

Published on: March 15, 2024

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility

Published on: May 30, 2025

Related Experiment Videos

Last Updated: May 4, 2026

Retzius-Sparing Robot-Assisted Radical Prostatectomy

Retzius-Sparing Robot-Assisted Radical Prostatectomy

Published on: May 19, 2022

Microscopic Electric Rotary Grinding of Plaques Combined with Graft Repair in the Management of Peyronie's Disease

Microscopic Electric Rotary Grinding of Plaques Combined with Graft Repair in the Management of Peyronie's Disease

Published on: March 15, 2024

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility

Published on: May 30, 2025

Smyer's legacy influences current research and policy in geropsychology and aging.

His interdisciplinary approach highlights the connection between mental health, aging, and broader societal issues like climate activism.