Hormone action in the Reproductive system Flashcards
(45 cards)
Are chemical substances secreted by the endocrine glands
Hormones
Contain hormone-containing vesicles that release the hormones directly into the bloostream
Endocrine glands
The most direct way of controlling hormone concentration
Feedback mechanism
Hormone action that inhibit further glandular secretion action
Negative feedback control
Increases hormone concentration to stimulate the endocrine gland and produce more hormones
Positive feedback system
Found in the frontal region of the brain
Hypothalamus
Stimulates the gonads to produce sex hormones and the release of the egg cell from the female ovary
Luteinizing hormone
Stimulates the sex organs to produce gametes or sex cells
Follicle stimulating hormone
Is the primary male sex hormone
Testosterone
The formation of sperm cells
Spermatogenesis
Refers to the development of an ovum, occurs in the ovary
Oogenesis
Series of changes that happens periodically and takes about 28 days
Uterine cycle
Is the beginning of the menstrual cycle
Follicular phase
are immature eggs produces in the ovaries
Primary oocytes
Each of the primary oocytes is enclosed in a nourishing cell called ___________
follicle
Is the release of secondary oocyte and the first polar body from the mature follicle
Ovulation
LH stands for?
luteinizing hormone
FSH stands for?
follicle-stimulating hormone
Stimulates the growth and development of blood vessels in the endometrium and further thickens it
Progesterone
The monthly discharge of blood
Menstruation
Menstruation takes how many days?
28 days
How many days is the menstruation? (Menstrual Cycle)
1-7 days
How many days is the follicular phase?
8-14 days
How many days is the ovulation?
12-17 days