cancer ch 8 p4

Question 1

cancer

Answer 1

diseases in which abnormal cells divide without control and can invade nearby tissues

Question 2

cancer is mutation of 2 different types of gense :

m u tah shn

Answer 2

1-Gene that stimulate cell growth
2- Gene that prevent cell growth

Question 3

cancer happen when :

Answer 3

disruption of the cell’s dna interfere with its ability to control cell division
يتعارض تعطيل الحمض النووي للخلية مع قدرتها على التحكم في انقسام الخلايا

dis rp sn /inter fear /خلل / يتداخل او يتعارض

dis rup tion / interfere /

Question 4

Out of control cell division can ___________

Answer 4

cancer

Question 5

cancer characteristic :

Answer 5

-cells lose contact inhibition
-cells divide indefinitely
-cells have reduced stickness

• تفقد الخلايا تثبيط الاتصال
• تنقسم الخلايا إلى أجل غير مسمى
• الخلايا قللت من لزوجتها

Question 6

normal cell versus cancer cell :

Answer 6

normal cell : -divide untill they bump up against other cells or tissue at wich point they stop dividing
-can divide a limited number of times

cancer cell : ignore the signal and continue divide
piling on top of another one
-divide indefinitely
-less stickness or adhesiveness
الخلية الطبيعية: - تنقسم حتى تصطدم بخلايا أو أنسجة أخرى عند النقطة التي تتوقف فيها عن الانقسام
-يمكن تقسيمها لعدد محدود من المرات

الخلية السرطانية: تجاهل الإشارة واستمر في الانقسام
تتراكم فوق واحدة أخرى
-التقسيم إلى أجل غير مسمى

ad he sive ness=الالتصاق

ad he sive ness

Question 7

comparison between tumor types :

Answer 7

benign tumor :
masses of cells that dont spread
malignant tumor :
shed and spread cancer cell
metastasis
treatment become difficult

Question 8

Cancer treatment

Answer 8

-chemotherapy

• radiation

Question 9

medication that interfere with cell division
also try to slow down the growth of tumor

Answer 9

chemotherapy

Question 10

radiation

Answer 10

use of high-energy radiation to interfere with cell division
-more targeted