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Case Study - Anatomy Review

Terms in this set (45)

1. Which paired muscle covers most of the lateral aspect of the ramus of the mandible?
A Temporalis
B Masseter
C Lateral pterygoid
D Medial pterygoid
B Masseter
2. During periodontal surgery, a fenestration is exposed on tooth #6. A fenestration is a defect of which type of bone?
A Compact
B Cancellous
C Interdental
D Interradicular
A Compact
3. The fibrous connective tissue membrane covering the outside of bone is called the
A endosteum.
B periosteum.
C hyaline cartilage.
D articular cartilage.
B periosteum.
4. What is the purpose of the synovial membrane in a synovial joint?
A Secrete fluid into the joint cavity
B Surround the joint like a fibrous sleeve
C Innervate the muscles that move the joint
D Convey a sense of position and movement
A Secrete fluid into the joint cavity
5. Which component of a nerve conducts impulses toward the cell body?
A Axon
B Soma
C Neuron
D Dendrite
D Dendrite
6. Which spinal vertebrae fuse together to form a triangular mass?
A Sacral
B Lumbar
C Cervical
D Thoracic
A Sacral
7. The ophthalmic nerve is the first division of the fifth cranial nerve V, the trigeminal nerve. The maxillary nerve is the second division of the trigeminal nerve.
A Both statements are true.
B Both statements are false.
C The first statement is true, and the second statement is false.
D The first statement is false, and the second statement is true.
A Both statements are true.
8. Which injections technique would be used to achieve anesthesia of teeth #15 and #16?
A Nasopalatine block
B Anterosuperior alveolar block
C Middle superior alveolar block
D Posterosuperior alveolar block
D Posterosuperior alveolar block
9. The infraorbital foramen is located in which bone?
A Frontal
B Maxilla
C Zygomatic
D Sphenoid
B Maxilla
10. All of the following are foramina in the sphenoid bone EXCEPT the
A incisive foramen.
B superior orbital fissure.
C foramen ovale.
D foramen rotundum.
A incisive foramen.
11. Which muscle retracts the tongue?
A Genioglossus
B Hyloglossus
C Styloglossus
D Palatoglossus
C Styloglossus
12. Which plane of dissection divides the body into anterior and posterior portions?
A Frontal
B Sagittal
C Horizontal
D Median
A Frontal
13. Teeth #3 and #14 are
A ipsilateral to each other.
B contralateral to each other.
C inferior to each other.
D superficial to each other.
B contralateral to each other.
14. The following characteristics describe muscle tissue EXCEPT one. Which one is the EXCEPTION?
A Each muscle has two ends.
B Muscle cells are called sarcomeres.
C Muscles are categorized according to their role in movement.
D The muscle origin is attached to the least movable part.
E The muscle insertion is attached to the most movable part.
B Muscle cells are called sarcomeres.
15. Which lymph nodes drain both sides of the chin, the lower lip, the floor of mouth, the apex of tongue, and the mandibular incisors?
A Facial
B Submental
C Submandibular
D Retropharyngeal
B Submental
16. Which endocrine gland matures T-lymphocytes for the immune system and undergoes involution (reduces in size) after puberty?
A Thyroid
B Thymus
C Pancreas
D Parathyroid
B Thymus
17. The corrugator supercilii is a muscle of facial expression in which region?
A Eye
B Nose
C Mouth
D Scalp
A Eye
18. Which muscle elevates the mandible?
A Risorius
B Buccinator
C Medial pterygoid
D Lateral pterygoid
C Medial pterygoid
19. Which muscle originates from the alveolar process of the maxilla, the alveolar process of the mandible, and the pterygomandibular raphe?
A Masseter
B Risorius
C Buccinator
D Sternocleidomastoid
C Buccinator
20. Which part of the brain regulates homeostasis?
A Medulla
B Thalamus
C Cerebellum
D Hypothalamus
D Hypothalamus
21. Which branch of the trigeminal nerve contains both sensory and motor components?
A Ophthalmic V1
B Maxillary V2
C Mandibular V3
C Mandibular V3
22. Which of the following are the two main divisions or systems of the autonomic nervous system?
A Brain, spinal cord
B Afferent impulse, efferent impulse
C Sympathetic system, parasympathetic system
C Sympathetic system, parasympathetic system
23. Which cranial nerve provides parasympathetic innervation to the cardiac muscles, thymus, and stomach?
A IV
B X
C XI
D XII
B X
24. Which of the following is NOT innervated by the middle superior alveolar nerve?
A Tooth #4
B Tooth #12
C Distobuccal root of tooth #2
D Mesiobuccal root of tooth #14
C Distobuccal root of tooth #2
25. The muscles of facial expression are innervated by which nerve?
A IV
B V
C VII
D VIII
C VII
26. Which vein receives blood flow from the superficial temporal vein and the facial vein and drains into the external jugular vein?
A Maxillary
B Ophthalmic
C Inferior alveolar
D Retromandibular
D Retromandibular
28. Which artery supplies the mandibular teeth and surrounding tissues with blood?
A Facial
B Lingual
C Inferior alveolar
D Pterygoid plexus
C Inferior alveolar
29. Which major artery supplies the brain with blood and is palpated during emergency situations?
A Aorta
B Subclavian
C Internal carotid
D Common carotid
D Common carotid
30. Which artery is the source of the ophthalmic artery, has NO branches, and is located deep to the sternocleidomastoid muscle?
A Aorta
B Subclavian
C External carotid
D Internal carotid
D Internal carotid
31. The facial artery is a direct branch of which main artery?
A Subclavian
B Internal carotid
C External carotid
D Brachiocephalic
C External carotid
32. Which of the following arteries supplies maxillary anterior teeth with blood?
A Incisive
B Mylohyoid
C Greater palatine
D Anterior superior alveolar
D Anterior superior alveolar
33. The facial vein drains each region of the head and neck EXCEPT one. Which one is the EXCEPTION?
A Orbital region
B Upper lip area
C Lower lip area
D Submental region
A Orbital region
34. Veins of teeth have alveolar branches and dental branches. Which branch type would drain the pulp tissue of teeth through the apical foramen?
A Alveolar branches
B Dental branches
C Both A and B
D Neither A nor B
B Dental branches
35. Which vein has NO valves, drains most of the head and neck region, and does NOT drain any of the dentition?
A Internal jugular
B External jugular
C Internal maxillary
D Inferior alveolar
A Internal jugular
36. Many veins in the head and neck region lack valves. Valveless veins of the head and neck contribute to the severe and rapid spread of dental infections.
A Both statements are true.
B Both statements are false.
C The first statement is true, and the second statement is false.
D The first statement is false, and the second statement is true.
A Both statements are true.
37. Each of the following is an afferent cranial nerve EXCEPT one. Which one is the EXCEPTION?
A Optic
B Vagus
C Olfactory
D Hypoglossal
D Hypoglossal
38. Which muscle, upon contraction, protrudes the tongue?
A Genioglossus
B Hyloglossus
C Styloglossus
A Genioglossus
39. Each of the following is a suprahyoid muscle EXCEPT one. Which one is the EXCEPTION?
A Mylohyoid
B Geniohyoid
C Stylohyoid
D Sternohyoid
D Sternohyoid
40. Cervical lymph nodes run along which muscle?
A Trapezius
B Buccinator
C Epicranial
D Sternocleidomastoid
D Sternocleidomastoid
44. The first branchial arch is also called the mandibular arch. The cartilage forming within the mandibular arch is known as Reichert cartilage.
A Both statements are true.
B Both statements are false.
C The first statement is true, and the second statement is false.
D The first statement is false, and the second statement is true.
C The first statement is true, and the second statement is false
45. Each of the following is a period of prenatal development EXCEPT one. Which one is the EXCEPTION?
A Fetal
B Ovulation
C Embryonic
D Preimplantation
B Ovulation
46. Which cells are responsible for producing dentin?
A Osteoblasts
B Ameloblasts
C Odontoblasts
D Cementoblasts
C Odontoblasts
47. Each of the following is a component of the tooth germ EXCEPT one. Which one is the EXCEPTION?
A Enamel organ
B Dental sac
C Dental lamina
D Dental papilla
E Dental follicle
C Dental lamina
49. Division of a cell into two daughter cells occurs during which phase of mitosis?
A Prophase
B Anaphase
C Metaphase
D Telophase
D Telophase
50. The inner cells of the dental papilla will develop into which structure?
A Cementum
B Dentin
C Pulp
D Enamel
C Pulp
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