| 1. |
The diagram below shows the human brain.
Which letter shows the site that controls heart rate and breathing rate? |
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A. | A | |
B. | B | |
C. | C | |
D. | D | ||
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| 2. | The follwoing stages occur in a reflex action.
1. The effector produces a response.
2. A sense organ is stimulated.
3. An impulse passes along a sensory neurone. 4. An impulse passes along a sensory neurone. The correct order of the stages is:
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A. | 2, 3, 4, 1 | |
B. | 2, 1, 4, 3 | |
C. | 1, 2, 3, 4 | |
D. | 3, 4, 1, 2 | |
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| 3. |
The following diagram shows a human brain.
Which letter indicates the site of memory and conscious response? |
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A. | A | |
B. | B | |
C. | C | |
D. | D | ||
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| 4. | The diaghram below shows neurones connecting the eye with the central nervous system.
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A. | A | |
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B. | B | |
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C. | C | |
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D. | D | |
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| 5. | The diagram below shows a side view of the human brain.
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A. | A | |
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B. | B | |
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C. | C | |
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D. | D | |
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| 6. | The list below refers to stages in the response of the nervous system to a stimulus.1 Central nervous system sorts information. 2 Nerve impulses sent to muscles. 3 Nerve impulses sent to central nervous system. 4Senses detect the stimulus. 5Response is produced.The correct order of the stages is: |
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A. | 4 → 3 → 1 → 2 → 5 |
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B. | 3 → 4 → 2 → 1 → 5 |
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C. | 4 → 3 → 2 → 1 → 5 |
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D. | 3 → 4 → 1 → 2 → 5 |
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| 7. |
The diagram shows a hormone, such as insulin, binding with its target cell.A hormone only works on its target cell because
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A. | the hormone and receptor have the same shape | |
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B. | the receptor sends a signal to attract the hormone | |
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C. | the hormone and receptor have complementary shapes | |
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D. | hormones are only released by certain cell types | |
