BASIC CONCEPTS ENDOCRINE SYSTEM :- In physiology‚ the endocrine system is a system of glands‚ each of which secretes a type of hormone into the bloodstream to regulate the body. It derives from the Greek words endo meaning inside‚ within‚ and crinis for secrete. The endocrine system is an information signal system like the nervous system. Hormones are substances (chemical mediators) released from endocrine tissue into the bloodstream that attach to target tissue and allow communication among
Free Hypothalamus Growth hormone Hormone
Laboratory Assignment # 1 Chapter #1 The Human Body‚ An orientation Name: Date: 1/18/13 Part A Match the terms in Column A with the correct definition in Column B. Place the answer you select in the space provided. Column A Column B a. Parietal Pleura __B 1. Membrane on the surface of the heart b. Pericardial Membranes ___I 2. Membrane on the surface of the stomach c. Peritoneal Membrane ___H 3. Structure that separates thoracic and
Premium Respiratory system Liver Heart
talking to one of the caregivers about your health history. They ’ll ask you‚ for example‚ whether you have certain pre-existing medical problems such as high blood pressure or diabetes and if you ’ve had a cesarean delivery or some other invasive uterine surgery.” (Baby
Premium Childbirth United States Pregnancy
Pathophysiology Main article: Carcinogenesis Cancers are caused by a series of mutations. Each mutation alters the behavior of the cell somewhat. Cancer is fundamentally a disease of failure of regulation of tissue growth. In order for a normal cell to transform into a cancer cell‚ the genes which regulate cell growth and differentiation must be altered.[40] The affected genes are divided into two broad categories. Oncogenes are genes which promote cell growth and reproduction. Tumor suppressor
Premium Cancer
Emergency contraception is often called the morning after pill which reduces the chances of pregnancy following unprotected sexual intercourse. It consist of increased dose of conventional oral pill or the use of an intra-uterine device. The emergency contraceptive pills each contain .05 mg of the hormone ethinyl estradiol and .5 mg of the hormone norgestrel. The ingestion of these hormones is what prevents or delays ovulation. These hormones also can prevent the fertilization of the egg‚ if one
Premium Birth control Pregnancy Combined oral contraceptive pill
primitive germ cells which are located in the substance of the ovaries‚ this process is called oogenesis. Once a month during ovulation the ovum are released due to an opening of a follicle at the surface of the ovary. The ovum is then carried by the uterine tube into the uterus. If the egg has not been fertilized it is released from the uterus during menstruation. The ultra-structure of the ovum consists of; the nucleus‚ nucleolus‚ cytoplasm‚ zona pellucida and the corona radiata(see fig.3.) The nucleus
Premium Cell nucleus Reproductive system Gene
Birth control has many different uses and purposes that can benefit the overall life of the user. Of course‚ one of the main reasons that women get birth control is to prevent pregnancy. It is a good reason to get because there has been a substantial decline of teen pregnancies‚ with the rate dropping by 57 percent between 1991 and 2013. If a teen does not use any form of birth control‚ there is an eighty-five percent chance that they will get pregnant within a year‚ and anything is better than that
Premium Pregnancy Birth control Childbirth
should at least research it more to find out if it really is the right decision for them. The abortion procedure can cause short-term side effects as well as long-term side effects. Some of the short- term side effects are frequent uterine pain‚ excessive uterine bleeding‚ pelvic infection‚ ruptured ectopic pregnancy‚ incomplete abortion‚ vomiting‚ and in some extreme cases‚ death. These side effects can be very dangerous and even fatal‚ which is why they need to be taken seriously and woman but
Free Pregnancy Abortion
Pregnancy is the fertilization and development of one or more offspring‚ known as an embryo or fetus‚ in a woman’s uterus. It is the common name for gestation in humans. A multiple pregnancy involves more than one embryo or fetus in a single pregnancy‚ such as with twins. Childbirth usually occurs about 38 weeks after conception; in women who have a menstrual cycle length of four weeks‚ this is approximately 40 weeks from the start of the last normal menstrual period (LNMP). Human pregnancy is the
Premium Pregnancy Embryo
------------------------------------------------- Pituitary gland From Wikipedia‚ the free encyclopedia Pituitary gland | | Located at the base of the brain‚ the pituitary gland is protected by a bony structure called the sella turcica of the sphenoid bone. | | Median sagittal through the hypophysis of an adult monkey. Semidiagrammatic. | Latin | hypophysis‚ glandula pituitaria | Gray ’s | subject #275 1275 | Artery | superior hypophyseal artery‚infundibular artery‚prechiasmal artery‚ inferior
Premium Hypothalamus