华南农业大学考试试卷（A卷）标准答案2017-2018学年第1学期 考试科目： 蚕体解剖生理（双语） 考试类型：（闭卷）考试 考试时间：120 分钟学号姓名年级专业
题号一二三四五总分得分
评阅人
、、填空（共10小题，每题2分，共20分）
Fill in the blanks with correct words. 10 topics with each 2 points sum to
20 points.
1.Insects like silkworms that undergo complete metamorphosis have a typical life
cycle including eggs , larvae ,
pupae , and moth (adult) stage.
2. The silkworm is a species of insecta or arthropods （纲或门）that has 13 segments, 9 pairs of spiracles, and 5 pairs of abdominal feet.
3. Correctly fill the blanks below that represent corresponding composition of silkworm brain.
1 Brain
2 Subesophageal ganglion
3 Corpora cardiaca
4 Corpora allata
5 Lateral pharyngeal nerve cord
6 Recurrent nerve
4.The six most common types of hemocytes in silkworm are prohemocytes,
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plasmatocytes, granulocytes, spherulocytes, oenocytoids, and coagulocytes.
rvae of Lepidoptera tend to have a very high midgut pH, varying from about 8~10 . However, the midgut pH of silkworm is 9.42 .
6.Chemoreceptors of the silkworm including contact receptors: gustatory or taste receptor and olfactory receptors.
7.The silkworm brain consists of three fused ganglionic masses: the protocerebrum, the deutocerebrum, and the tritocerebrum.
8.The general anatomy of the male Bombyx mori internal organ, could be consist of the paired testes, the vas deferens, the ejaculatory duct and accessory glands.
9.Insect cellular immunity includes phagocytosis, nodule formation, encapsulation and aggregation.
10.At the end of gastrulation, there is an outer layer cells named ectodermal and an inner layer of cells termed mesentodermal layer.
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、、正误题（共10小题，每小题1分，共10分），正确的标记√，错误标记×。True-false items. 10 items with each 1 points sum to 10 points. True label tick and false label cross.
11．Some insects swallow air or swallow water to expand the gut and split the old cuticle. ( √ ) 12. The silkworm is the only typical insect that has stemmata at the larval stage and compound eyes at the moth stage. ( × ) 13. The central body complex in deutocerebrum appears to be involved in "arousal" behavior. ( × )
14. Stimuli cause changes in membrane permeability of excitable cells. ( √ )
15. Diapause termination usually depends on reception of token stimuli concerning the physiological conditions. ( × )
16. Panoistic ovarioles do not have nurse cells. ( √ )
17. In Bombyx mori, biting responses are stimulated by β–sitoaterol, leafaldehyde and linalool . ( × ) 18. The antenna of male commercial silk moth, B.mori, send many impulses per
