In this article we will discuss about the physical changes that occurs in boys and girls during adolescence. Physical Changes in Girls: 1. Development of breasts. 2. Pubic hair is often the second major physical change of puberty. 3. The first menstrual event is referred to as menarche. The average age of menarche in girls is about 12-13 years. 4. [...]
In this article we will discuss about the hormonal changes that take place during adolescence. Hormonal Changes in Girls: 1. The theca cells of the ovaries begin to produce estrogen and smaller amount of progesterone 2. Rising levels of estradiol produce the characteristic body changes in females such as acceleration of bone maturation, breast growth, increased fat deposition, growth of [...]
In this article we will discuss about:- 1. Definition and Sources of Tissue Fluid 2. Composition of Tissue Fluid 3. Functions 4. Aggregation. Definition and Sources of Tissue Fluid: Tissue fluid is formed from the plasma by process of diffusion and filtration. This fluid occupies the intracellular space and forms the connecting link in the transport of nutrition, gases and [...]