Oral Histology Test 0% 0 votes, 0 avg 0 You will have 60 minutes to complete all the questions. After the timer reaches 60 minutes, the exam will end and be saved automatically. Good luck! *Fingers crossed* The timer has been reached. The exam has now been terminated and saved. Oral Histology Test 1 / 60 The spirilla bacteria Trepnema pallida causes: a. Tuberculosis b. Pneumonia c. Syphilis d. Abscesses 2 / 60 Which of the following is true of the attachment epithelium?: a. Can migrate coronally. b. Its apical migration is the major causative factor in active eruption. c. Its coronal end is found at the bottom of the gingival sulcus. d. Is impermeable to dyes and fluids. 3 / 60 The total amount of saliva secreted by all the salivary glands about 30% is secreted by the : a. Parotid gland b. Sublingual gland c. All the answers in this question are incorrect d. Submandibular gland 4 / 60 The oral mucosa ចែកចេញជា: a. បួនស្រទាប់ epithelium, basal layer, connective tissue and corium b. ពីរស្រទាប់ epithelium and connective tissue c. បីស្រទាប់ epithelium, connective tissue and lamina propria d. បួនស្រទាប់ epithelium, connective tissue, lamina propria and corium 5 / 60 Which of the following is true regarding the dentogingival junction?: a. It moves occlusally with age. b. It is derived entirely from ectomesenchyme. c. Contains clear submucosa. d. It moves apically with age. 6 / 60 Which of the following is true of the sulcular epithelium: a. Consists of keratinized epithelium. b. Contain connective tissue papillae. c. Is nonkeratinized. d. Has submucosa. 7 / 60 Bartholin’s duct drains the: a. Submandibular gland b. Lacrimal gland c. Parotid d. Sublingual gland 8 / 60 How are infections of the tonsils or adenoids usually treat: a. Acetaminophen b. All the answers in this question are incorrect c. Aspirin d. Antibiotic 9 / 60 The most important indication of malignant lesion is? a. Paresthesia b. Tooth resorption c. Pain d. Teeth movement 10 / 60 Keratohyaline granules are found in? a. Stratum spinosum b. Prickle cell layer c. Stratum basale d. Stratum granulosum 11 / 60 Which of the following is a wrong statement about the dentogingival junction: a. It shifts apically with age. b. It has an epithelial and a connective tissue component. c. Its epithelial cells are keratinized stratified squamous. d. Its coronal end corresponds to the bottom of the gingival sulcus. 12 / 60 Keratohyalin granules are present in a. Granular layer and prickle cell layer b. Basement membrane c. Basal layer and prickle cell layer d. Cornified layer 13 / 60 Granular layer មាននៅក្នុងៈ a. Non-keratinized epithelium b. Para-keratinized epithelium c. Keratinized, Para-keratinized and Ortho-keratinized epithelium d. Keratinized epithelium 14 / 60 The total amount of saliva secreted by all the salivary glands about 60% is secreted by : a. Parotid glands b. All the answers in this question are incorrect c. Sublingual glands d. Submandibular glands 15 / 60 The lymph nodes គឺជា bean-shaped bodies នៅជាក្រុមតាមបណ្តោយ: a. Connective Lymphatic vessels b. Arteries c. Veins d. Capillary 16 / 60 Keratohyaline granules in epithelial cells of keratinized mucosa are associated with: a. Basal cell layer. b. Stratum granulosum. c. The tonofilaments. d. Prickle cell layer. 17 / 60 Normal 0 false false false EN-US JA KHM /* Style Definitions */ table.MsoNormalTable {mso-style-name:”Table Normal”; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-parent:””; mso-padding-alt:0in 5.4pt 0in 5.4pt; mso-para-margin:0in; mso-para-margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:”Times New Roman”,”serif”; mso-ansi-language:EN-AU; mso-fareast-language:JA; mso-bidi-language:AR-SA;} Which is not true about taste buds: a. The supporting cells of a taste bud carry taste hairs. b. 10 to 20 neuroepithelial cells are the receptors of taste stimuli in a taste bud. c. Nerve fibers end in contact with the sensory cells in the taste buds. d. Taste buds extend from the basal lamina to the surface of epithelium. 18 / 60 Pus forming bacteria that cause strep throat and blood poisoning are: a. Bacilli b. Diplococci c. Staphylococci d. Streptococci 19 / 60 What do your tonsils and adenoids do: a. They help your nose with the sense of smell b. They are part of your immune system c. They don’t do anything d. All the answers in this question are incorrect 20 / 60 Bartholin’s duct is of: a. Sub-lingual gland b. Parotide gland c. Sub-mandibular gland d. Minor gland 21 / 60 Which of the following mucosa has a nonkeratinized epithelium : a. Attached gingiva. b. Free gingiva. c. Palatal mucosa. d. Mucosa of the floor of the mouth. 22 / 60 The mucous membrane of cheek and lips? a. It attached to orbicularis oris in lips b. All the answers in this question are incorrect c. A and B are correct d. It attached to buccinators muscle in cheek 23 / 60 The total amount of saliva secreted by all the salivary glands about 5% is secreted by the: a. All the answers in this question are incorrect b. Sublingual gland c. Submandibular gland d. Parotid gland 24 / 60 In which area the connective tissue papillae are long & numerous?: a. Gingiva. b. Buccal mucosa. c. Floor of the mouth. d. Alveolar mucosa. 25 / 60 Bulla a. large pustule b. Vesicle c. Large vesicles that are confluent d. large lesion 26 / 60 Taste buds are in a. Tongue b. Teeth c. Soft palate d. Hard palate 27 / 60 Which these is a common problem with tonsils: a. They become swollen and They can become infected themselves b. They can become infected themselves c. They make an infection worse d. They become swollen 28 / 60 Glands emptying the circumvalate trough are the: a. Serous glands. b. Mucous glands. c. Glands of Nuhn. d. Mucous and serous mixed glands. 29 / 60 20 Which of the following contributes to the reddish coloration of the vermilion border?: a. Existance of high number of langerhans cells. b. Thichness of oral epithelium. c. Vascularity of the lamina propria. d. Epithelial keratinization. 30 / 60 The high level clear cell present in the oral epithelium is? a. Langerhans cell b. Lymphocyte c. Melanocyte d. Merkel cell 31 / 60 A long with a sore throat and fever ,which of these can be a symptom of an adenoid infection: a. Ear infections that keep coming back b. Noisy breathing while a wake c. All the answers in this question are correct d. Breathing mostly through the mouth, rather than through the nose e. Snoring during sleep 32 / 60 Circumvallate papillae are supplied by? a. Hypoglossal nerve b. Vagus c. Glossopharyngeal nerve d. Lingual nerve 33 / 60 The most common benign tumor occurring in the oral cavity is the : a. Fibroma b. Hemangioma c. Papilloma d. Adenoma 34 / 60 The gland’s present in between the muscle fibres of the tongue below vallate papillae are: a. Von Ebner’s gland b. Sublingual gland c. Submandibular gland d. Lacrimal gland 35 / 60 Stratum germinativum of the oral epithelium is the term given to? a. Basal cell layer b. Basal cells and parabasal spinous cslls c. Spinous cells and granular cells d. Granular cell layer 36 / 60 Masticatory mucosa is? a. Para keratinized b. Ortho keratinized c. Non keratinized d. Sub keratinized 37 / 60 Parakeratinized epithelium is found in: a. Floor of the mouth. b. Vestibular fornix. c. Ventral surface of tongue. d. Gingiva. 38 / 60 Specialized cells stem from: a. Granular layer b. Basal layer and prickle cell layer c. Cornified layer d. Basement membrane 39 / 60 Larges amount of saliva is produced by : a. Von Ebner glands b. Submandibular glands c. Sublingual glands d. Parotid glands 40 / 60 The taste buds are rubbed off and replaced every: a. Year b. 30 days c. 7-10 days d. Day 41 / 60 Striated duct is: a. a duct from a salivery gland b. a duct from intercalated ducts c. a duct from a submandibular gland d. a duct from a system duct 42 / 60 Sulcular epithelium is formed of: a. Columnar epithelium. b. Parakeratinized stratified squamous epithelium. c. Nonkeratinized stratified squamous epithelium. d. Orthokeratinized stratified squamous epithelium. 43 / 60 ទីតាំងរបស់ Pharyngeal tonsil គឺៈ a. នៅលើ Pharynx b. នៅខាងលើនិងខាងក្រោយកន្លែងបត់នៃរន្ធច្រមុះទៅក្នុង Nasopharynx c. នៅលើ Palate d. នៅលើ Larynx 44 / 60 Buccal mucosa is? a. Keratinized b. Ortho keratinized c. Non- keratinized d. Para keratinized 45 / 60 Taste buds are not found on: a. Fungiform papillae. b. Foliate papillae. c. Circumvallate papillae. d. Filliform papillae. 46 / 60 The parotid glands open through the : a. Bartholin’s duct b. Wharton’s duct c. Stensen’s duct d. Blandin’s duct 47 / 60 Bacteria that cause disease are called: a. Nonpathogenic b. Protozoa c. Pathogenic d. Saprophytes 48 / 60 The buccal mucosa: a. Is continuous with the gingival mucosa. b. It is firmly attached to the underlying tissues. c. Has a keratinized epithelium. d. Has numerous connective tissue papillae. 49 / 60 Which of the following appears to play an important role in attachment of its cells: a. Lysosomes. b. Keratohyaline granules. c. Glycogen contents. d. Desmosomes. 50 / 60 Technical term for bacteria that live on dead matter is: a. Saprophytes b. Parasites c. Viruses d. Flagella 51 / 60 The structure of the oral mucosa is: a. Epithelium, lamina propria and muscular layer. b. Mucosa & submucosa. c. Epithelium and basement membrane. d. Epithelium, lamina propria and basement membrane. 52 / 60 A cyst occurring under the tongue caused by obstruction of salivary gland duct is called a? a. Dentigerous cyst b. Follicular cyst c. Ranula d. Dermiod cyst 53 / 60 The total volume of saliva secreted daily is : a. 2 litres b. 1.5 litres c. 750 ml d. 3 litres 54 / 60 ទីតាំងរបស់ Tubal tonsil គឺៈ a. នៅលើ Palate b. នៅលើ Larynx c. នៅខាងក្រោយនៃ opening of Eustachian tube គឺនៅក្នុង Nasopharynx d. នៅលើ Pharynx 55 / 60 Which of the following is not present in the stratum spinosum?: a. Tonofilaments. b. Desmosomes. c. Keratohyaline granules. d. Odland's bodies. 56 / 60 Disease in plant or animal tissue is caused by: a. Acidophilus b. Saprophytes c. Nonpathogenic bacteria d. Pathogenic bacteria 57 / 60 Myoepithelial cell of an acini is: a. kind of cell in a salivery gland b. kind of cell in a heart c. kind of cell in a tonsil d. kind of contractile cell on an acini 58 / 60 Soft palate is? a. Looser posterior portion of the palate b. Looser anterior portion of the palate c. Posterior pillar of tonsils d. Anterior pillar of tonsils 59 / 60 The pH of whole saliva is : a. 7.0 – 8.2 b. 3.0 – 5.6 c. 1.2 – 2.4 d. 6.7 – 7.4 60 / 60 Each taste bud has————-that pick up signals from the foods we eat: a. Tiny hairs b. All the answers in this question are correct c. A hard shell d. A sticky top Your score isThe average score is 0% Facebook 0% Restart quiz Any comments? Send feedback