E九初月二年县建言
WAH KIU YAT PO
英文中學會考試題預習專欄
生物科
(十九)
廖百琴
Biology (19)
Answer to the exercise of last week
1. Make a drawing to show the structure of a namsa
tooth of a named nama and indicate the functions
⚫ns.
perforited by the various types of teeth in that
事
The drawing below, is a longitudinal sectior of human dolar tooth
yramid
Corlex
Medulla
期
-Pelvis
Ureter
Artery
·Renal
artery
Neck f
Roof
Enamel
-pulp cavity
Gum -Dentine
„Alveolar membrane
· Cement
Blood vessels and Nerve fibres
A Human Molar Tooth (L.S.)
A representative molar tooth consists of a Brown projecting above the gum and two a more roots embedded in sockets in the jaw. The crown is covered by a layer of enamel which is the hardest substance in the body and consists almost entirely of crystals of calcium salts. The rest of the tooth is composed of dentine, a substance very similar to bons. In the center of the tooth is a pulp savity containing blood vessels and nerves, A layer of cament covers much of the root and holdi
Section Through Kidney
Afferent vessel
Convoluted Tubule.
/First
the tooth firmly in place in the jaw.
The dentition of mammals is adapted for the purpose of obtaining and handling a wide variety of foods. Their teeth are not all the sam shape. Skreia, generally, the case in mán, but are
differentiated into various types. Chisel-shape ₫
incisors are present at the front of E
for nipping and dropping, Next
is primitively a
and atabbing.
With the help of diagrama,
the-kidney of a mammal and give & FURIy of
[óna.
nan kidneys are bean-shaped organe, Inches in length. They are situated in region, one on each side of the
Each kidney springs a tube, the carries the urine to the urinary
bladder arises another tube, the!
"the ureter is much dilated the pelvis of the kidney. The
dney is divided as the
ends of which dip into the dida is a collection o
t empty by a dust as into the pelvis of the
tie kidney or functions whi (1) Filtra)
Loop of
Malpighian
budy
Descending tubule
lAscending tubula
日七月三年八六九-周公年七十五国的圈中
商教僑華
華
本港教育太注重學術性
教
育
未能適應社會
庫不错的方式進行
中,我於工集发联赛事校潢倩有八千多的投警發展,始能滿足今技工集上熱, 我到時情形,在全港意十九萬中學生關配分實應求,中等工業教育糖更大
以文投中单伯最大藤份,又以中等事府來 「人人平泰兰共事實台灣之比,無呃保
長通安全蠍
私立中文校聯會
工業工人需要超過實業。以目前中等工業 [一潢,因本浩工桌人力之長,伍年兼管 那工業人力中,中載工共人員爲最缺之之 ,在本港社會兼京方面营蓬一問題,本 分之五,如果保持強當年長率,殿十孕後品
由大同中 的自然東雲演米 [中文大學新聞系學生
出路均甚符理想
·前在港扶社
慶祝三八婦女節 日間園遊會,晚上殿安的,夏季嘉楠先生解效云 (椿抓)私立中 定。里銳大大执因为李求恩中學【學史密夫教授體(花油」, 一的共由文化服务
一人赴养深
教大有增加
·中大操心主任、密夫日 東神及落戲比賽,現在」五月初。卅七
「百選:綜合操,脚
·斯米書-四時一刻 L英,均定四月十日按右。 四百公尺,二百公費,,,卅四場「獄遺散 一百公尺,,,, 及卅五一 - UEL.C.W.REMERN - 卅大塲「對奕欣想
* ),項目者:低欄,一律師,黃熱各牧譯,引。五2認還難 本港學生參與各種海外考試
雖然工果及禮樂女育,近年日孢受震 翼,俣由於本港中等教育制主已播及幕固安股数潢校画图落。被日各重此的特性在生之 參加,到台灣有後置入量無數千張,為由,在洪得業合,由县在本地任號,朝著。
標紮實的配方,無聽如何也不可說明會,富;去年六月 員會之染大歌作出初就與之間,為大变外華
2,發兵方向維基術強,數年間實不能有所各社女子文 文博會日,百上的「有」,文体,轉松格出云。〈一樣嗎。寬址必文氏打的影
倫大文憑試與考人數最多 三年來由一萬三千三百一十人 增至二萬一千五百九十一人
一,五時頒獎。
發六名學生中. 五名在本花供職, 爬行,故河,紓等。 小白 淑德斯開學之在長,獲玉瓊女土筑群,其中悅及爭戰米一機,各獲動搖。 偷大普通教育文憑試 日六月獄。「本期苑
羅業之六名新聞不學獲程大綱 - 爲系取
|宿 商盦商科忱
五一六七
六五門水
六年 六六年,六七 七一九六
·七四六五 一
九
之敵,遠日記加業商會師妳乙册及「必次氏還記 軒尼詩選三七九星三劍橋英文初級經營與
赴專
悉力以赴 要求 專業教育發展上雖有困難 仍應 數字作此批評 認爲不能配合工業時代 教育界根據本港學校性質分類及其
正
石符
應代
高貴市一項前代動之前,必须先行解决 余素斐、力畫三集育城至更大專校務,中服務。 的亞,憂少再先名 建堂。直接來,太 如成立修年之工業职美系到委員會高,林至拿到限制,所供就是念柱
,在其去年的賴骨中附得之結論推出:本 、愛文·A· 君,南在本地新聞 條,並擴大大意作出斯 亞西門縣出有,雲黃介紹「康 紫苏明日基石公献,
張繼國統」,張七影 藝基英文書院 平鵬死七十五,
面對未來力間,史,其民易表示区 - 太平藝苑苑刋出版 他艾希濱設立研究院出女六集赛,分俨正 湖苑刊出版,內容里 朱韻。(二)对获 恢復五項有獎徵求龍茶飲業。
主國註庫裏刻必必
刺橋英文高級証書,
無記補
防火工磉糖煮幹
許多斋不問慧。
二二一九〇
二一九一二〇〇〇六九二
二四
○八二吋:
故夷雄:瘰决許多古闢苦本問題的造;由袂煞乘雲校長室 属似乎身變,但这不离及必然存在的佈各業,生气
,在
三點:成就原因之一,彼以
,則會更長,爲是新聞系由港赤柱聖士提反小學
〔特藝考編脊會出,本粥之
校本
,决增符合工業時代的需求。 微性為主的教育制度,蜜然際要刻意改造,賦學術性實之教育,對於中學學童 - 應該 教育制度差不多全部是學術性,此韆以路段,發覺大部份學斷兒童,均不適豈於此考,來判斷他們是受過屮等教两a 核等入士推出:就其他”所得之稿 ̧ 婴毬的削讓學會,而不一定要汲過中樂會 本港近年的中學城展,主要仍以集在今安威州内,擁有令人请意的家庭·日下午威位于一次,第五期
開學年,難在下午二時將分,熱,實先舉行「智频涔訣「皮出为-雙燈慶,就不期戎1襲事售爆長主持。 太鶯傳撥中心主任,士抵反小學過年運動·行,省公式,隨拍)用那五價有無優求 行詞禦月日,全榜貌,行建基雅,請 (特軏〕米柱泉玆校讓心運行,始于正花米」公分警裤 二字智慧,張中定明(八)日下午二二論科區清豐丁照整套式 姊首一萭象包羅斯似,於三月一日之結藎英文藝院,繼史尤臣工亲學院台
---
【公司會計辦
LIB
and functional unit of tha
as a blind Luba bldind and
es to give rise to
any describe this
-the invagination of
the little saa thus
capsule. From this issues.
devious course;" the the first or proxima 1.
the first or proximal convoluted
art as the second or distal
changes in its
r joining many, other the colla sting the pelvis of the kidney
composed of a single the 1281 cells; the cella tubules are Enicker and
%
to the kidneys is derived aorta by the way of the renal
branch of the renal artery sigs an afferent vessel which sapaule and there breaks up into
Liaries; to this tuft of wn as the glomerulus, the inner
capsule is closely applies (by A
the capillaries give rise sel which leaves the capella, 168820 of these structures are ral. respects. The efferent vessel ower than the afferent vessel Lood to the glomerulus. Soon
pighian corpusele the
up into a second group of round the convoluted tubules.
Lood
2.
(3)
Reabsorptions
process, G
and many oth
blood along
to hour
filtrate
and inorg the casin parts of the materials. amino acids the proxima
water molset
Loop and the
is not
elective
KIZZENO, OKs, inorganic ions
"rials leave the
Cher wastes, and enough
etri vertebrate în
the glomerular
treatment as is
irtually all of the
And most of the water
bsorbed, entering
he tubule. The various
borb different
ast of the glucose,
ater ne-enter the blood from voluted tubulej additional are reabsorbed from Henia's
tubule. Inorganic ions ars reabsorbed from both the proximal and distal tubula":
entation:
In addition to a selective reabsorption
certain of tubular cells can
wastes into the tubula. This procesa is
tation.
this wee
is reproduction and why is it necessary?"
(b) What is meant, by aṣexim and sexual
reproduction? 11lustrate your answer by giving. one example of each type of these reproductions in animals.
Kake a labelled diagram or the TOUR LO reproductive system of naped nazwa 1. by reference to this man," a plain (1) the drigin of an embryo, (11) has the embryo is fed during development, (111) now the embryo. reapires during development. What changes place in the body of the mother during and
fter development of the embryo? (b) Make a comparison of # parental cara
a bird and wa
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