Veins are invisible when the skin is cold while if the skin is warm you can easily see it or it pops out.
regulation of body temperature
The regulation of blood flow in an organism (such as deer) help the organism regulate the temperature by adjusting to the outside temperature.
No
False
There is no such organ.
Maria Cristina Cuturi has written: 'Suppression and regulation of immune responses' -- subject(s): Laboratory manuals, Regulation, Immune response, Immunosuppression
water
The scrotum is the body part is used when the temperature regulation is essential to the production of sex cells.
Veins help regulate your body temperature. When the body temperature is too warm, the veins will pop out. Veins will also be more prominent in those who have less body fat, and in the elderly because their skin is thin.
Regulation of what? Temperature? Transcription? Respiration? More information please and I will try to answer.Johnscuba diving
J. Bligh has written: 'Temperature regulation in mammals and other vertebrates' -- subject(s): Birds, Body temperature, Mammals, Physiology, Regulation
Blood vessels in the dermis of the skin aid in the regulation of body temperature by constricting (vasoconstricting) to maintain internal body temperature, or expanding (vasodilation) to release heat and lower body temperature.