The hormone responsible for most men to grow facial hair is testosterone. During puberty, increased levels of testosterone stimulate the growth of facial hair, along with other secondary sexual characteristics.
The steroid produced by smooth endoplasmic reticulum in the ovaries and testes is testosterone in males and estrogen in females. These hormones play important roles in sexual development and reproductive function.
the smooth muscles are non striated,we have smooth muscles in many areas of the body,especially in the wall of digestive system organs.
Smooth muscles
Yes, there are three main types of muscles in the human body: skeletal muscles, cardiac muscles, and smooth muscles. Skeletal muscles are attached to bones and facilitate movement, cardiac muscles are found in the heart and help it pump blood, and smooth muscles are found in organs and blood vessels to regulate involuntary processes.
yes.
It is a harmone in man which stimulate sperm formation.
Smooth Muscles can, but Cardiac Muscles can not.
Acetylcholine and norepinephrine both affect smooth muscle contraction. They stimulate contraction in some muscles and inhibits contraction in others.
A rise in testosterone starts puberty and muscles make more muscle when there is a good diet, good exercise and plenty of testosterone.
Testosterone is a male hormone and has no influence in the development of breasts (mammary glands), estrogen the female hormone does,
yes. The smooth muscles (e.g. in the digestive tract) are involuntary.
smooth endoplasmic reticulum
yes. Smooth muscles are another name for involuntary muscles.
Smooth muscles are involuntary, as are cardiac muscles. Only skeletal muscles are voluntary.
smooth muscles.
Involuntary muscles