It is easy to calculate: add up all the s, then divide by how many s there are.
Do you like interactive word search puzzles? Spinal Accessory Nerve XI To test the strength of the muscles used in head movement, put your hands on the sides of your partner's head. Have your partner smell the items one at a time with each nostril.
Now have a look at The Mean Machine. Example 1: What is the Mean of these s? Check for differences in the sizes of the right and left pupils. Have your partner record what the item is and the strength of the odor.
Can't remember the names of the cranial nerves? How to Find the Mean The mean is the average of the s.
The sensory part of the facial nerve is responsible for taste on the front part of the tongue. Betwfen you print the bookmarks, cut them into three individual bookmarks and use them to mark your place when you study. Test Your Cranial Nerves Now that you know the names and functions of the cranial nerves, let's test them.
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Trigeminal Nerve V The trigeminal nerve has both sensory and motor functions. It is because 6, 11 and 7 added together is the same as 3 lots of 8: It is like you are "flattening out" the s Example 2: Look at these s: 3, 7, 5, 13, 20, t, 39, 23, 40, 23, 14, 12, 56, 23, 29 The sum of these s is There are fifteen s. Check the pupillary response oculomotor betseen : look at the diameter of your partner's eyes in dim light and also in bright light.
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Still can't remember the cranial nerves? In other words it is the sum divided by the count. Adding a negative is the same as subtracting the without the negative. Apply only light pressure when the head is moved.
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It doesn't have to be perfect. Be careful not to touch your partner's eyes. Also the glossopharyngeal nerve is responsible for taste on the back part of the tongue. To test the sensory part of the trigeminal nerve, lightly touch various parts of your partner's face with piece of cotton or a blunt gun. To test the motor part of the nerve, tell your partner to close his or her jaws as if he or she was biting down on a ebtween of gum.
Facial Nerve VII The motor part of the facial nerve can be tested by asking your partner to smile or frown or make funny faces.
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Hold betaeen a finger in front of your partner. These tests are not meant to be a "clinical examination" of the cranial nerves. Although much of the mouth and teeth are innervated by the trigeminal nerve, don't put anything into your subject's mouth. Olfactory Nerve I Gather some items with distinctive smells for example, cloves, lemon, chocolate or coffee. These tests will help you understand how the cranial nerves work.
Have your partner try to read the lines at various distances away from the chart. Record your observations of what your partner does and fin.
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Tell your partner to lookinng his or her head still and to follow your finger, then move your finger up and down, right and left. Perhaps you need some Cranial Nerve Bookmarks to help you study!
Now you be the one who smells the items Advanced Topic: the mean we have just looked at is also called the Arithmetic Mean, because there are other means such as the Geometric Fro and Harmonic Mean. Vestibulocochlear Nerve VIII Although the vestibulocochlear nerve is responsible for hearing and balance, we will only test the hearing portion of the nerve here. You could try a few drops of salty or sugar water on this part of the tongue and see if your partner can taste it.
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You could loooing a few drops of sweet or salty water on this part of the tongue and see if your partner can taste it. You will need to get a partner to help Tell your partner to move his or her head from side to side. The bold letters stand for: olfactory, optic, oculomotor, trochlear, trigeminal, abducens, facial, vestibulocochlear, glossopharyngeal, vagus, spinal accessory, hypoglossal.
Do your partner's eyes follow your fingers? Have your partner close his or her eyes and determine the distance at which he or she can hear the ticking of a clock or stopwatch.