Reading Syringes: A Grade 12 Science Worksheet
A Grade 12 science worksheet on reading syringes, covering different types of syringes and accurate measurement techniques.
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Reading Syringes
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Carefully read each question and provide the best answer. Pay close attention to details when reading syringe measurements.
Understanding how to accurately read syringes is a critical skill in various scientific and medical fields. This worksheet will test your knowledge of different syringe types and the principles of precise measurement.
1. What is the primary purpose of the plunger in a syringe?
To prevent leakage of fluid
To draw fluid into and expel fluid from the barrel
To connect the needle securely
To indicate the syringe's volume capacity
2. When reading a syringe, where should you align the measurement mark?
The top edge of the plunger
The bottom edge of the plunger's rubber stopper
The middle of the plunger
Any part of the plunger that is visible
3. A syringe with a total volume of 1 mL and markings at every 0.01 mL is considered a syringe.
4. When measuring viscous liquids, it is important to draw the fluid slowly to prevent the formation of .
5. Insulin syringes are typically marked in units, not milliliters, to ensure accurate dosing for diabetic patients.
True
False
6. The presence of air bubbles in a syringe can lead to inaccurate medication dosages.
True
False
7. Briefly explain the difference between a Luer-Lok and a slip-tip syringe.
8. Describe the steps you would take to ensure an accurate measurement when drawing a liquid into a syringe.