The pH balance is important to the chemical composition of the human body. The term "pH" describes if a substance is acidic, alkaline (often referred to as basic), or neutral.
Female-to-male gender-confirming surgery consists of facial masculinization, chest masculinization, body contouring, and genital surgery Metoidioplasty (hypertrophy with systemic hormones and mobilization of the clitoris with urethroplasty) can produce a sensate microphallus Phalloplasty can produce an aes...
Humanoid roboticsincludes a rich diversity of projects where perception, processing, and action are embodied in a recognizably anthropomorphic form in order to emulate some subset of the physical, cognitive, and social dimensions of the human body and experience. Humanoid robotics is not an attempt ...
This article provides an overview of such embodied agents that reason about the body, e.g., self-reconfiguring robots, and of research into recognizing a body part as belonging to one's own body, on the part of robotic agents (vs. animals). More sketchily, we also consider such animated...
Zheng Qi, or vital Qi, represents the energy of the body and the function of the organs. As Yin is the foundation from which it is formed and is the basic substance of life, if Yin becomes damaged for any reason, vital Qi will become deficient. For instance, shouldthyroid cellsbe destr...
Human skeleton The healthy skeletal system is made up of bones, ligaments, and cartilage.What is the skeletal system made of? What does the skeletal system do? At the simplest level, the skeleton is the framework that provides structure to the rest of the body and facilitates movement. The ...
There are a large number of hydroxyl, sulfhydryl and amino groups in the cell and enzyme system of the human body, which will react immediately after contact with formaldehyde, resulting in cytotoxicity and denaturation of proteins. Acute formaldehyde poisoning will not only cause respiratory ...
How did humans evolve into the big-brained, bipedal ape that we are today? This article examines the fossil evidence of our 6 million year evolution.
Lecithin is a mixture of fats that are essential to cells in the human body. It can be found in many foods, including soybeans and egg yolks. In the diet, lecithin is the main source of choline, a nutrient similar to the B vitamins. Lecithin is converted into acetylcholine, a substance...
Young people’s use of pornography and participation in sexting are commonly viewed as harmful behaviours. This paper reports findings from a ‘review of reviews’, which aimed to systematically identify and synthesise the evidence on pornography and sex