一,为什么要进行位置更新? 位置更新指的是移动台向网络登记其新的位置 区,以保证在有此移动台的呼叫时网络能够正常接续 到该移动台处。移动台的位置更新主要由另一种位置 寄存器——访问位置寄存器(VLR)进行管理。 移动台每次一开机,就会收到来自于其所在位 置区中的广播控制信道(BCCH)发出的位置区识别码 (LAI),它自动将该识别码与自身存储器中的位置区识 别码(上次开机所处位置区的编码)相比较,若相同, 则说明该移动台的位置未发生改变,无需位置更新; 否则,认为移动台已由原来位置区移动到了一个新的 位置区中,必须进行位置更新

一、概述 有性生殖产生接合孢子菌丝体发达无隔膜,无性繁殖产生孢子囊和孢子囊孢子。接合菌亚门真菌已明显地由水生发展到陆生由游动孢子发展称为不游动的静孢子或分生孢子。 腐生、兼性寄生、专性寄生。常腐生于土壤、植物残体动物粪便和各种有机物上,或寄生于藻类、种子植物、原生动物、无脊椎动物、昆虫等

Labor: the process by which contractions of uterus expel the fetus. Delivery receive the neonate

Our topics today Uterine prolapse Amenorrhea Dysfunctional uterine bleeding PCOS Infertility Peri-menopause period syndrome

Diagnosis of Early Pregnancy History and symptoms Amenorrhea The first and the most important symptom emotional tension, chronic disease and certain medications delayed menses lactation, IUD and dysfunction of endocrine→ pregnancy

子宫内膜癌 子宫内膜癌-(carcinoma of endometrium)又称子宫体癌 (carcinoma of corpusuteri) ,是指子宫内膜发生的癌,绝大多 数为腺癌。为女性生殖道常见三 大恶性肿瘤之一

Normal Puerperium Definition The time from the delivery of the placenta through the first few weeks after the delivery. 6 weeks in duration. By weeks after delivery, most of the changes of pregnancy, labor, and delivery have resolved and the body has reverted to the nonpregnant state

Incidence Heart disease complicates about 1 percent of pregnancies. Component congenital heart disease rheumatic heart disease hypertensive heart disease other varieties (inclued: pregnancy-induced hypertension

Topics toda Normal puerperium Diseases of puerperium Gestational trophoblastic diseases, gtd

INFERTILITY Infertility affects1 15% of reproductive age couples. Infertility is defined as a couple's failure to conceive following 1 year of unprotected sexual intercourse. reproductive age