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 Glands are classified based on? a. Their secretory product b. All the answers in this question are correct c. Branching pattern of the ducts d. Made of secretion 2 / 60 A disease that is transmitted from one person to another by contact is said to be: a. Occupational b. Communicable c. Chronic d. Congenital 3 / 60 Hyperplasia គឺជា៖ a. Decrease in cell number of an organ b. Increase in cell number of an organ or tissue c. Decrease in size of an organ d. Increase in size of an organ or tissue 4 / 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 5 / 60 The cells most frequently found in a granuloma are : a. Giant cells b. Lymphocytes c. Mast cells d. Neutrophil 6 / 60 The floor of the mouth is lined by: a. Linning mucosa loosely attached. b. Masticatory mucosa. c. Specialized mucosa. d. Linning mucosa firmly attached. 7 / 60 Bulla a. Large vesicles that are confluent b. large pustule c. Vesicle d. large lesion 8 / 60 Which of the following is not found in saliva : a. Lysozyme b. Triypsine c. Bicarbonate d. Phosphate 9 / 60 Keratohyaline granules are more evident in? a. Keratinized b. Para keratinized c. Ortho keratinized d. Non keratinized 10 / 60 The tonsillar ring or Waldeyer’s ring cosists of: a. All the answers in this question are correct b. The tonsil c. The lingual tonsil d. The adenoid 11 / 60 Sulcular epithelium is formed of: a. Columnar epithelium. b. Orthokeratinized stratified squamous epithelium. c. Nonkeratinized stratified squamous epithelium. d. Parakeratinized stratified squamous epithelium. 12 / 60 The most common malignancy found in the oral cavity is : a. Adenocarcinoma b. Basal cell carcinoma c. Squamous cell carcinoma d. Transitional cell carcinoma 13 / 60 The gland’s present in between the muscle fibres of the tongue below vallate papillae are: a. Sublingual gland b. Submandibular gland c. Lacrimal gland d. Von Ebner’s gland 14 / 60 Keratohyaline granules are found in? a. Stratum granulosum b. Stratum basale c. Stratum spinosum d. Prickle cell layer 15 / 60 A cyst occurring under the tongue caused by obstruction of salivary gland duct is called a : a. Dentigerous cyst b. Dermoid cyst c. Ranula d. Follicular cyst 16 / 60 Which of the following is a transiant cell in the oral epithelium: a. Langerhans cell. b. Melanocyte. c. Lymphocyte. d. Merkel cell. 17 / 60 Striated duct is: a. a duct from a system duct b. a duct from intercalated ducts c. a duct from a salivery gland d. a duct from a submandibular gland 18 / 60 Acantholysis គឺជាៈ a. Swelling in intracellular space destroying desmosome in stratum spinosum cells b. Destroying desmosome in stratum spinosum cells c. Destroying desmosome in stratum granulosome cells d. Destroying desmosome in stratum basal cells 19 / 60 20 Which of the following contributes to the reddish coloration of the vermilion border?: a. Epithelial keratinization. b. Thichness of oral epithelium. c. Existance of high number of langerhans cells. d. Vascularity of the lamina propria. 20 / 60 The mushroom shaped papillae on the tongue are called: a. Filliform b. Foliate c. Circumvallate d. Fungiform 21 / 60 Dendritic cell located in the stratified squamous keratinized epithelium of the oral cavity include? a. Keratinocytes b. Mast cells c. Myoepithelial cell d. Melanocytes 22 / 60 Vesicle គឺជា a. ពងទឹកលាយខ្ទុះ b. ពងខ្ទុះ c. ពងទឹកលាយឈាម d. ពងទឹក 23 / 60 Bacteria that cause disease are called: a. Nonpathogenic b. Protozoa c. Pathogenic d. Saprophytes 24 / 60 The mucous membrane of cheek and lips? a. A and B are correct b. It attached to buccinators muscle in cheek c. All the answers in this question are incorrect d. It attached to orbicularis oris in lips 25 / 60 Wharton’s duct is of: a. Parotide gland b. Sub-mandibular gland c. Sub-lingual gland d. Minor gland 26 / 60 Keratohyalin is found in the? a. Hyalin cartilage b. Stratum corneum c. Stratum reticularis d. Stratum granulosum 27 / 60 Keratohyalin granules are present in: a. Basal layer and prickle cell layer b. Granular layer and prickle cell layer c. Cornified layer d. Basement membrane 28 / 60 The mode of attachment of the junctional epithelium is: a. Basal lamina & hemidesmosome. b. Basement membrane. c. Enamel cuticle. d. Odland's bodies. 29 / 60 Which of the following regions has a nonkeratinized epithelium and is loosely attached to the underlying structures?: a. Hard palate. b. Attached gingiva. c. Buccal mucosa. d. Vestibular fornix. 30 / 60 Long connective tissue papillae and keratinized epithelium are a feature of these parts of oral mucosa? a. Hard palate and gingiva b. Hard and soft palate c. Buccal and alveolar mucosa d. Gingiva and alveolar mucosa 31 / 60 The papillae lined up in the back of the tongue are called: a. Circumvallate b. Foliate c. Fungiform d. Filliform 32 / 60 In the tongue bitter taste is more perceived at? a. Back b. Tip c. Front d. Sides 33 / 60 Atrophy គឺជា៖ a. Lack of oxygen for cells b. Acute inflammation c. Chronic inflammation d. Lack of nutrition for cells 34 / 60 A node of Ranvier is? a. Characteristic of unmyelinated fibers b. A nerve receptor c. A junction between two schwann cells d. A constriction of the axon 35 / 60 Wharton’s duct drains the: a. Parotid b. Submandibular gland c. Lacrimal gland d. Pancreas 36 / 60 Which of the following papillae of the tongue do not contain taste buds: a. Fungiform. b. Filliform. c. Foliate. d. Vallate. 37 / 60 Difference between the skin and mucosa of cheek is? a. Rete pegs b. Keratinized mucosa of cheek c. Thick lamina propria on skin of cheek d. Thin lamina and non keratinized mucosa of cheek 38 / 60 The lymph nodes មានតួនាទី : a. ច្រោះ Glucose b. ច្រោះ Proteins c. ច្រោះ Toxic products d. ច្រោះ Lipids 39 / 60 Granular cell tumors of the adult is commonly seen on? a. Tongue b. Upper lip c. Gingiva d. Lower lip 40 / 60 Submandibular gland is supplied by: a. Inferior alveolar artery b. Facial artery c. Submandibular artery d. Lingual artery 41 / 60 Von Ebner’s salivary gland is: a. Minor gland b. Sub-lingual gland c. Sub-mandibular gland d. Parotide gland 42 / 60 The connective tissue of the gingiva is known as the? a. Fibroblasts b. Dental cuticle c. Lamina dura d. Lamina propria 43 / 60 Which of the following is a wrong statement about the dentogingival junction: a. Its epithelial cells are keratinized stratified squamous. b. Its coronal end corresponds to the bottom of the gingival sulcus. c. It has an epithelial and a connective tissue component. d. It shifts apically with age. 44 / 60 There are————— taste buds ,most of them on the tongue: a. 10,000 b. 100 c. 1,000 d. 100,000 45 / 60 What do your tonsils and adenoids do: a. They help your nose with the sense of smell b. All the answers in this question are incorrect c. They don’t do anything d. They are part of your immune system 46 / 60 Atrophy is? a. Acute inflammation b. Lack of oxygen for cells c. Lack of nutrition for cells d. Chronic inflammation 47 / 60 The most common benign tumor occurring in the oral cavity is the : a. Fibroma b. Hemangioma c. Papilloma d. Adenoma 48 / 60 Stenon’s duct is of: a. Sub-mandibular gland b. Parotide gland c. Sub-lingual gland d. Minor gland 49 / 60 Bartholin’s duct is of: a. Parotide gland b. Minor gland c. Sub-lingual gland d. Sub-mandibular gland 50 / 60 Which of the following serves as a source of the cells which form the attachment epithelium?: a. Enamel cuticle. b. Vestibular lamina. c. Dental sac. d. Reduced enamel epithelium & gingiva. 51 / 60 The oral mucosa ចែកចេញជា: a. ពីរស្រទាប់ epithelium and connective tissue b. បួនស្រទាប់ epithelium, connective tissue, lamina propria and corium c. បីស្រទាប់ epithelium, connective tissue and lamina propria d. បួនស្រទាប់ epithelium, basal layer, connective tissue and corium 52 / 60 Specialized cells migrate a. to the lower layer b. to basement membrane c. to lamina propria d. to the upper layers 53 / 60 The parotid glands open through the : a. Wharton’s duct b. Bartholin’s duct c. Stensen’s duct d. Blandin’s duct 54 / 60 Which of the following are not usually found in the keratinocytes of the stratum spinosum of keratinized oral epithelium?: a. Tonofibrils. b. Membrane coating granules. c. Keratohyaline granules. d. Ribosomes. 55 / 60 The sweet taste come from: a. Alcohols b. Sugars c. All the answers in this question are correct d. Amino acids 56 / 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. 57 / 60 Facial artery is the branch of the: a. Internal carotid artery b. External carotid artery c. Superficial temporal 58 / 60 The somatic nervous system is part of the: a. Autonomic nervous system b. All the answers in this question are incorrect c. Parasympathetic nervous system d. Sympathetic nervous system 59 / 60 Which these may be a symptom of tonsillitis: a. Swollen lymph nodes in the neck b. All the answers in this question are correct c. Bad breath d. Sore throat e. Fever 60 / 60 The vermilion border requires frequent moistening because? a. It contains more of sebaceous glands b. It contains less number of sweat glands c. It contains less number of sebaceous glands d. It contains more of sweat glands Your score isThe average score is 0% Facebook 0% Restart quiz Any comments? Send feedback