Lecture 3

Question 1

CN I

Answer 1

Olfactory Nerve

Question 2

CN II

Answer 2

Optic

Question 3

CN III

Answer 3

Oculomotor

Question 4

CN IV

Answer 4

Trochlear

Question 5

CN V

Answer 5

Trigeminal

Question 6

CN VI

Answer 6

Abducens

Question 7

CN VII

Answer 7

Facial

Question 8

CN VIII

Answer 8

Vestibulocochlear

Question 9

CN IX

Answer 9

Glossopharyngeal

Question 10

CN X

Answer 10

Vagus

Question 11

CN XI

Answer 11

Accessory

Question 12

CN XII

Answer 12

Hypoglossal

Question 13

Which CN that is commonly affected by dental and oral procedures?

Answer 13

CN V

Question 14

T or F: CN V is affected by CN VII trauma?

Answer 14

F

Question 15

What does CN V control (motor)

Answer 15

Muscles of mastication

Question 16

What are the muscles of mastication

Answer 16

temporalis, masseter, pterygoid

Question 17

How do you test that the muscles of mastication are working properly?

Answer 17

Have the patient clench and palpate for tone and muscle bulk bilaterally

Question 18

How do you test the strength of pterygoid?

Answer 18

have the patient try to remain in an open mouth while trying to resist closure by the clinician

Question 19

What does CN VII control

Answer 19

muscles of facial expression (examination of asymmetry, full range of contraction by all muscles of facial expression)

Question 20

which nerve innervates the pharynx and tongue?

Answer 20

CN IX

Question 21

What does CN XII innervate?

Answer 21

tongue

Question 22

How do you test CN XII?

Answer 22

Examination of tongue for atrophy and asymmetry. see if the tongue deviates to one side

Question 23

What CN runs alongside CN XII

Answer 23

CN X

Question 24

What is acromegaly?

Answer 24

endocrine issue in which there is excess growth hormone released by the pituitary gland

Question 25

What is the clinical findings of acromegaly?

Answer 25

enlarged hands/feet, multiple diastema, enlarged mandible, diabetes HTN

Question 26

what can limited growth cause?

Answer 26

lack of growth hormone, indication of a tumor, secondary to radiation therapy, and genetics

Question 27

What are the clinical presentations of those with limited growth?

Answer 27

elevated cholesterol, low bone density, jaundice, limited growth and stature, single central incisor

Question 28

What is the clinical presentation of hyperparathyroidism?

Answer 28

Ossifying fibroma in mandible or maxillofacial complex

Question 29

What causes Rickets?

Answer 29

lack of Vitamin D, calcium, or phosphate

Question 30

What is the clinical presentation of rickets?

Answer 30

• caries
• enamel hypoplasia
• delayed eruption or formation of dentition
• large pulp chambers, short roots in dentition

Question 31

What is type I DM?

Answer 31

autoimmune mediated

Question 32

What is type II DM?

Answer 32

Insulin resistance

Question 33

What tests should you order for a patient with DM?

Answer 33

A1c, ECG interpretation, anti-hyperglcemic medication

Question 34

When looking at fasting glucose, what does that mean?

Answer 34

It’s snapshot of the serum glucose at time of sample blood draw

Question 35

What are diabetics at risk for?

Answer 35

Silent MI due to diabetic neuropathy (typically masks chest pain)

Question 36

What consideration should you provide for a patient when they are diabetic?

Answer 36

Ensure that they have pre-operative carbohydrate intake and starting glucose

Question 37

What is the purpose of an insulin pump?

Answer 37

maintains a basal rate to ensure blood glucose stays with 90-120mg/dl

Question 38

What should you do to an insulin pump when the patient is due for a long appointment?

Answer 38

modify basal rate in the absence of regular carbohydrate intake

Question 39

What is a concern that you should be wary about when you are giving anesthetic to a diabetic?

Answer 39

poorly controlled chronic diabetics usually are unable to tolerate increases in heart rate or BP, which can precipitate further arrhythmias

Question 40

What are the complications of diabetes?

Answer 40

Diabetic Ketoacidosis and Hyperglycemic Hyperosmolar state