As an Amazon Associate I earn from qualifying purchases.

Menstruation Notes: Definitions & Explanations PDF | Download eBooks

Download Menstruation Notes App (Play Store) Download Menstruation Notes App (App Store)

Study Menstruation lecture notes PDF with biology definitions and explanation to study What is Menstruation?. Study menstruation explanation with biology terms to review biology course for online degree programs.

Menstruation Definition:

  • Cyclic shedding of the blood-rich endometrium from the uterus, a process that occurs in a flow through the cervix and vagina, is called menstruation.

    Campbell Biology by J.B. Reece, L.A. Urry, M.L. Cain, S.A. Wasserman, P.V. Minorsky, R.B. Jackson



Menstruation Notes:

Menstruationis the regular discharge of blood and mucosal tissue from the inner lining of the uterus through the vagina. girls usually get their first period at arounf 12 years of age. However in some cases periods may even start as young as eight years old depending upon diet and gentics. The average age of the first period is generally later in the developing world, and earlier in the developed world. The typical length of the period is about 28 days. Bleeding usually lasts around 2 to 7 days.

Keep Learning with Biology Notes

What is Thymus?

The thymus is a specialized primary lymphoid organ of the immune system. Within the thymus, T cells mature. These T ...

What is Pseudopodia?

A pseudopod is a temporary arm-like projection of a cell membrane of usually eukaryotes. This projection is usually filled with ...

What are Platelets?

Platelets, also called thrombocytes and they are a component of blood that function along with the coagulation factors as blood ...

What is Bacteroid?

The outer host-cell derived symbiosome membrane encloses a space called the symbisome space or the peribacteroid space that surrounds the ...

What is Stratified squamous epithelium?

A stratified squamous epithelium consists of squamous (flattened) epithelial cells arranged in layers upon a basal membrane. Only one layer ...

What is Antibody?

Antibodies are secreted proteins from the B cells. The antibodies have the same Y-shaped structure as B cell antigen receptors ...