Mr_Abdulrahman
Posts : 42
Join date : 2010-01-28
 |  Subject: CH4 MODEL ANSWERS G 6  Mon Feb 08, 2010 3:24 am | |
| 1) Choose the correct answer :1. ……………….is one of your joints at your elbow.a)hinge b) ball and socketc) pivot d) cartilage2. In which part of bone new red blood cells are made? a)spongy bone b) compact bone c)living bone cells d)surface bone 3. ……………………are working in pairs in your bodya)bones b)muscles c) nerves d) blood vessels
- …………………….makes up strong bones
a)calcium b) potassium c) sodium d) water5. osteoporosis is a disorder in …………………….systema)respiratory b) Immune c)skeletal d)muscular 6. which one of the following is not an organ in the nervous systema)brain b)spinal cord c) eyes d) neuron
- …………………….maintains the involuntary processes in the human body
a)cerebrum b) cerebellum c) brain stem d) spinal cord8. …………………….is responsible for reflexesa)cerebrum b) cerebellum c) brain stem d) spinal cord9. A……………………….releases chemicals directly into the blooda)gland b)salivary gland c) liver d) pancreas
- The most important stage of digestion occurs in the……………………..
a)mouth b) stomach c) small intestine d) large intestine
- all the following organs help in digestion process except……………………
a)liver b) pancreas c) gallbladder d) kidney12. …………………cells in blood carry oxygen for the cellsa)red blood b) white blood c) platelets d) nerve13. the place at which gases exchanging takes place between the blood and lungs isa)villi b)cillia c) alveoli d) trachea
- ………………… system is responsible for defending your body against pathogens
a)antibody b) white cell c) immune d) nervous
- when doing activity,…......system releases hormones to check the systems work
a)immune b) endocrine c) nervous d) circulatory2) Rewrite the following sentences in the right way:1) The digestive system is the master system in your body………………………nervous………………………………………………………………………………………………………………………………………………………………………………………………………………………2) Pancreas releases enzymes into the stomach to help absorb digested food…………………………………………………………small intestine…………………………………….. …………………………………………………………………………………………………………………….3) The heart pumps oxygen-poor blood to the body cells ……………………………………………………………rich………………………………………………………………………………………………………………………………………………………………………………………4) The diaphragm helps in digestion process………………………pancreas……………………………………………………………………………………………………………………………………………………………………………………………………………………5) When the amount of glucose in blood increases , hormone glucagon is released by liver………………insulin……………………………………………………………………………………………………………………………………………………………………………………………………………………………6) The sense organs send messages called reflexes to the muscles to respond to the environment………………………spinal cord…………………………………………………………………................3) label the following diagrams and answer the questions:1) a) This diagram represents a structure in circulatory systemb) The function of these structures is transporting oxygen and carbon dioxide through out the bodyc) These structures are made in bones(marrow)2) a) This structure is called neuron or nerve cell b) What the arrow in the diagram may represent? impulsec) What is the relationship between this structure and the following diagram?It is the building unit of this nervous system3) a) This diagram represents the nervous systemb) This system consists of central nervous system, nerves and the sense organsc) Which part of this system is responsible for reflexes? 4) a) What parts of human systems do you see in the diagram?Lungs, trachea , blood vessels and heart b) Mention a relationship between two parts of them.The heart pump oxygen-poor blood through blood vessels to the lungs to get rid of carbon dioxide.c) At the end of each branch in the diagram, there is a structure what is it? What is its function?Alveoli – At which gases exchanges occur between blood and lungs 4) Number the following cells in order that makes sense: http://www13.0zz0.com/2010/02/07/19/599670011.jpeg | |
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