Bone is characterised by:** A. Haversian canal around bony canals B. Irregularly arraigned tubulae

Bone is characterised by:**
A. Haversian canal around bony canals  
B. Irregularly arraigned tubulae
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1 Answer

Answer :

A. Haversian canal around bony canals
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Related questions

What is the role of Haversian canals in compact bone? -Biology

Description : What is the role of Haversian canals in compact bone? -Biology

Last Answer : answer:

What indicates for a periapical surgery: A. Where performing an endodontic treatment on existing root canal filling may lead to fracture of the root B. When root canal treatment is faulty C. When there is danger of involving other structures D. When the bony defect is so extensive that the edges of the incisors will collapse E. None of the above

Description : What indicates for a periapical surgery: A. Where performing an endodontic treatment on existing root canal filling may lead to fracture of the root B. When root canal treatment is faulty C. When ... bony defect is so extensive that the edges of the incisors will collapse E. None of the above

Last Answer : A. Where performing an endodontic treatment on existing root canal filling may lead to fracture of the root

All of the following are requirements of mucoperiosteal flap except of: A. Base is wider than free margin B. Mucous membrane is carefully separated from periosteum C. Base has an adequate blood supply D. Flap wider than bony defect that will be present at conclusion of operation E. Mucoperiosteum is carefully separated from bone

Description : All of the following are requirements of mucoperiosteal flap except of: A. Base is wider than free margin B. Mucous membrane is carefully separated from periosteum C. Base has an adequate ... defect that will be present at conclusion of operation E. Mucoperiosteum is carefully separated from bone

Last Answer : B. Mucous membrane is carefully separated from periosteum

Haversian canal is found in the bone of :

Description : Haversian canal is found in the bone of :

Last Answer : Haversian canal is found in the bone of : A. Mammals B. Reptiles C. Aves D. Pisces

Two central incisors on a radiograph are showing with what looks like eye drop radiolucency. You decided to start endodontic treatment on these teeth but when you tried to open access to the root canal you find clearly closed orifices with what look like secondary dentine. What is your initial management? A. Leave as it and start a permanent restoration. B. Start systemic antibiotic C. Try to ream and file canals

Description : Two central incisors on a radiograph are showing with what looks like eye drop radiolucency. You decided to start endodontic treatment on these teeth but when you tried to open access to the root ... and start a permanent restoration. B. Start systemic antibiotic C. Try to ream and file canals

Last Answer : C. Try to ream and file canals

To achieve optimum cavity preparation, which of the following factors of internal anatomy must be considered in root canal treatment: A. Outline form B. The age and shape of pulp chamber; in addition to the direction of individual root canals. C. Internal external relationship D. Intra-coronal preparation E. None of the above

Description : To achieve optimum cavity preparation, which of the following factors of internal anatomy must be considered in root canal treatment: A. Outline form B. The age and shape of pulp chamber; in ... root canals. C. Internal external relationship D. Intra-coronal preparation E. None of the above

Last Answer : B. The age and shape of pulp chamber; in addition to the direction of individual root canals.

X rays are used in endodontic treatment to: A. Aid in the diagnosis of periapical hard tissue lesion B. Determine the number, location, shape, size and direction of roots and root canals C. Confirm the length of root canals D. Evaluate the adequacy of the complete root canal filling E. All of the above

Description : X rays are used in endodontic treatment to: A. Aid in the diagnosis of periapical hard tissue lesion B. Determine the number, location, shape, size and direction of roots and root canals C. Confirm ... root canals D. Evaluate the adequacy of the complete root canal filling E. All of the above

Last Answer : E. All of the above

Mesiobuccal root of maxillary first molars MOST COMMONLY have: A. One canal with one foreman B. One or two canals with one foreman C. Two canals with one foreman D. Two canals with two foramen

Description : Mesiobuccal root of maxillary first molars MOST COMMONLY have: A. One canal with one foreman B. One or two canals with one foreman C. Two canals with one foreman D. Two canals with two foramen

Last Answer : D. Two canals with two foramen

The most common cause of RCT “Root Canal Treatment” failure is: A. The canal not filled completely (Short obturation) B. Over filled canals

Description : The most common cause of RCT “Root Canal Treatment” failure is: A. The canal not filled completely (Short obturation) B. Over filled canals

Last Answer : A. The canal not filled completely (Short obturation)

Lamina dura is actually: A. Cortical bone B. Spongy bone C. Immature bone D. Cribriform plate perforated by nutrition canals

Description : Lamina dura is actually: A. Cortical bone B. Spongy bone C. Immature bone D. Cribriform plate perforated by nutrition canals

Last Answer : D. Cribriform plate perforated by nutrition canals

Basal cell carcinoma is characterised by, a.Rapid growth and metastasis. b.Local cutaneous invasion. c. Inability to invade bone. d.Poor prognosis. e.Radiation resistance. f.Can not metastasise to the bone.

Description : Basal cell carcinoma is characterised by, a.Rapid growth and metastasis. b.Local cutaneous invasion. c. Inability to invade bone. d.Poor prognosis. e.Radiation resistance. f.Can not metastasise to the bone.

Last Answer : b.Local cutaneous invasion.

Basal cell carcinoma is characterised by, A. Rapid growth and metastasis B. Local cutaneous invasion C. Inability to invade bone D. Poor prognosis E. Radiation resistance F. Can not metastasise to the bon

Description : Basal cell carcinoma is characterised by, A. Rapid growth and metastasis B. Local cutaneous invasion C. Inability to invade bone D. Poor prognosis E. Radiation resistance F. Can not metastasise to the bon

Last Answer : B. Local cutaneous invasion

Benign migratory glossitis or Geographic Tongue, manifests itself in the oral cavity as, A. Irregularly outlined areas of hyperkeratosis of the dorsal surface of the tongue B. Furrows outlined the dorsal surface radiating out from a central groove in the centre of the tongue C. Loss (atrophy) of filiform papillae in multiple irregularly outlined areas D. Irregularly outlined erythematous area of hyper trophic fungiform E. A fibrinous exudate on the dorsal surface F. Grooves (fissures) radiating from a central fissure G. Irregular area in the midline of the tongue

Description : Benign migratory glossitis or Geographic Tongue, manifests itself in the oral cavity as, A. Irregularly outlined areas of hyperkeratosis of the dorsal surface of the tongue B. Furrows outlined the ... (fissures) radiating from a central fissure G. Irregular area in the midline of the tongue

Last Answer : C. Loss (atrophy) of filiform papillae in multiple irregularly outlined areas

Haversian canals are found in the :

Description : Haversian canals are found in the :

Last Answer : Haversian canals are found in the : A. Bones of birds B. Bones of mammals C. Bones of frog D. Cartilage

Haversian canals are found in the :

Description : Haversian canals are found in the :

Last Answer : Haversian canals are found in the : A. Bones of birds B. Bones of mammals C. Bones of frog D. Cartilage

Adjoining Haversian canals are connected by transverse canals called

Description : Adjoining Haversian canals are connected by transverse canals called

Last Answer : Volkmamn’s canal

Haversian canals occur in (a) humerus (b) pubis (c) scapula (d) clavicle.

Description : Haversian canals occur in (a) humerus (b) pubis (c) scapula (d) clavicle.

Last Answer : (a) humerus

A female patient is diagnosed with Addison’s disease. Which of the following does not confirm this: A. Weakness, lassitude B. Anorexia, nauseas, fatigue C. Hypotension D. Bony expansion E. Amenorrhea

Description : A female patient is diagnosed with Addison’s disease. Which of the following does not confirm this: A. Weakness, lassitude B. Anorexia, nauseas, fatigue C. Hypotension D. Bony expansion E. Amenorrhea

Last Answer : D. Bony expansion

Haversian canal is situated in

Description : Haversian canal is situated in

Last Answer : Haversian canal is situated in A. Glandular conective tissue B. Skeletal connective tissue C. Fibrous connective tissue D. Nervous tissue

Haversian canal contain :-

Description : Haversian canal contain :-

Last Answer : Haversian canal contain :- A. Blood vessels and Nerves B. Blood vessels only C. Lyphatic only D. Connective tissue only

Haversian canal occurs in

Description : Haversian canal occurs in

Last Answer : Haversian canal occurs in A. Humerus B. Pubis C. Scapula D. Clavicles

Haversian canal system is a feature of -

Description : Haversian canal system is a feature of -

Last Answer : Haversian canal system is a feature of - A. Amphibian Bones B. Reptiles Bone C. Pneumatic Bone D. Mammalian bone

Perennial canals are constructed by: a. Constructing barrages to regulate the flow of water b. Constructing an embankment c. Digging the ground around the canal d. None of the above

Description : Perennial canals are constructed by: a. Constructing barrages to regulate the flow of water b. Constructing an embankment c. Digging the ground around the canal d. None of the above

Last Answer : b. Constructing an embankment

Explain the Haversian system of bone.

Description : Explain the Haversian system of bone.

Last Answer : a) The structural unit of bone tissue is called Haversian system. b) It consists of a central Haversian canal containing blood vessels and nerves. c) It is surrounded by a ... called canaliculi. h) The osteocytes are interconnected by protoplasmic strands extending through the canaliculi.

The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into a common cloaca (b) fresh water animals with bony endoskeleton, air- bladder to regulate buoyancy (c) marine animals with cartilaginous endos- keleton, body covered with placoid scales (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Description : The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into ... dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Last Answer : (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into a common cloaca (b) fresh water animals with bony endoskeleton, air- bladder to regulate buoyancy (c) marine animals with cartilaginous endos- keleton, body covered with placoid scales (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Description : The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into ... dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Last Answer : (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Why do you take x-rays at different horizontal angulations A. To find more canals B. Tofind more foramina

Description : Why do you take x-rays at different horizontal angulations A. To find more canals B. Tofind more foramina

Last Answer : A. To find more canals

A child has less than the normal number of teeth, the mandibular lateral incisor is larger than usual, on x rays it shows with two roots and two roots canals; your diagnosis is:** A. Dilaceration B. Gemination C. Fusion D. Concrescence E. Taurodontism

Description : A child has less than the normal number of teeth, the mandibular lateral incisor is larger than usual, on x rays it shows with two roots and two roots canals; your diagnosis is:** A. Dilaceration B. Gemination C. Fusion D. Concrescence E. Taurodontism

Last Answer : C. Fusion

What is true in regard to lateral mandibular incisors A. 20% have 2 canals with one foramen B. 20% have 2 canals with two foramina C. 40% have two canals with 10% ending in two foramina D. 40% have two canals with only one ending in two foramina

Description : What is true in regard to lateral mandibular incisors A. 20% have 2 canals with one foramen B. 20% have 2 canals with two foramina C. 40% have two canals with 10% ending in two foramina D. 40% have two canals with only one ending in two foramina

Last Answer : D. 40% have two canals with only one ending in two foramina

Which of the following is a radiographic feature of dentino-genesis imperfecta: A. Small pulp chambers and root canals, normal enamel B. Enamel is missing but dentine formation is normal C. Enamel and dentine show disturbances D. Pulp is normal but dentine is abnormal

Description : Which of the following is a radiographic feature of dentino-genesis imperfecta: A. Small pulp chambers and root canals, normal enamel B. Enamel is missing but dentine formation is normal C. Enamel and dentine show disturbances D. Pulp is normal but dentine is abnormal

Last Answer : A. Small pulp chambers and root canals, normal enamel

The emergency treatment for painless necrotic pulp is: A. Drainage through canals B. None

Description : The emergency treatment for painless necrotic pulp is: A. Drainage through canals B. None

Last Answer : A. Drainage through canals

The cause of development of lateral canals is: A. Cracks in Hertwig’s epithelial root sheath

Description : The cause of development of lateral canals is: A. Cracks in Hertwig’s epithelial root sheath

Last Answer : A. Cracks in Hertwig’s epithelial root sheath

.Lateral canals are usually found at: A. The middle of the root B. First third of the root close to the crown C. The apical third

Description : .Lateral canals are usually found at: A. The middle of the root B. First third of the root close to the crown C. The apical third

Last Answer : C. The apical third

Haemophilia is characterised by:** A. Daughters are affected from their carrier fathers B. Present on “y” chromosome C. Hemarthrosis is a common finding D. Deficiency of factor VII E. Neutrophil defect

Description : Haemophilia is characterised by:** A. Daughters are affected from their carrier fathers B. Present on “y” chromosome C. Hemarthrosis is a common finding D. Deficiency of factor VII E. Neutrophil defect

Last Answer : C. Hemarthrosis is a common finding

Sjögren syndrome is characterised by: A. Dryness of the mouth B. Dryness of the eyes C. Rheumatoid arthritis D. All of the above

Description : Sjögren syndrome is characterised by: A. Dryness of the mouth B. Dryness of the eyes C. Rheumatoid arthritis D. All of the above

Last Answer : D. All of the above

The most desirable outcome of endodontic treatment is, A. The healing of the alveolar bone B. The deposition of cementum at the apex C. Formation of fibrous capsule around the apex

Description : The most desirable outcome of endodontic treatment is, A. The healing of the alveolar bone B. The deposition of cementum at the apex C. Formation of fibrous capsule around the apex

Last Answer : B. The deposition of cementum at the apex

Tooth which embedded in a bony socket of jaw bone is called :-

Description : Tooth which embedded in a bony socket of jaw bone is called :-

Last Answer : Tooth which embedded in a bony socket of jaw bone is called :- A. Acrodont B. Thecodont C. Pleurodont D. Diphyodont

Canal irrigation la moat Important in north India because the (a) soil is porous (b) level of underground water is high (c) sources of the canals are the perennial rivers (d) regions is densely populated

Description : Canal irrigation la moat Important in north India because the (a) soil is porous (b) level of underground water is high (c) sources of the canals are the perennial rivers (d) regions is densely populated

Last Answer : Ans: (c)

Canal irrigation is most important in the Northern Plains of India because: (a) the soil is porous (b) the level of underground water is high (c) the sources of canals are perennial rivers (d) the region is densely populated

Description : Canal irrigation is most important in the Northern Plains of India because: (a) the soil is porous (b) the level of underground water is high (c) the sources of canals are perennial rivers (d) the region is densely populated

Last Answer : Ans: (c)

Which of the following canals is located in West Bengal? (1) Lower Ganga Canal (2) Sarada Canal (3) Eden Canal (4) Sirhind Canal

Description : Which of the following canals is located in West Bengal? (1) Lower Ganga Canal (2) Sarada Canal (3) Eden Canal (4) Sirhind Canal

Last Answer : (4) Sirhind Canal Explanation: Durgapur Barrage is across the Damodar River at Durgapur in Bardhaman district in the Indian state of West Bengal. The Damodar River Valley Project on the Damodar River ... on the Damodar River and Eden canal. It is about 19 kilometres downstream of Durgapur Barrage.

Canal irrigation is possible in the North India plain on account of A. Presence of perennial rivers. B. Very fertile land. C. Canals can irrigate 100s of hectares. D. Presence of flat land.

Description : Canal irrigation is possible in the North India plain on account of A. Presence of perennial rivers. B. Very fertile land. C. Canals can irrigate 100s of hectares. D. Presence of flat land.

Last Answer : All the above

Inundation canals are A. Drawn from cutting river banks. B. Canals from dams. C. Small canal from a main canal. D. None

Description : Inundation canals are A. Drawn from cutting river banks. B. Canals from dams. C. Small canal from a main canal. D. None

Last Answer : A. Drawn from cutting river banks

These canals are drawn directly from the river, A: Perennial canal. B. Inundation canal. C. Seasonal canal. D. Unlined canals.

Description : These canals are drawn directly from the river, A: Perennial canal. B. Inundation canal. C. Seasonal canal. D. Unlined canals.

Last Answer : B. Inundation canal.

Which of the following canals is located in West Bengal ? (1) Lower Ganga Canal (2) Sarada Canal (3) Eden Canal (4) Sirhind Canal

Description : Which of the following canals is located in West Bengal ? (1) Lower Ganga Canal (2) Sarada Canal (3) Eden Canal (4) Sirhind Canal

Last Answer :  Eden Canal

After obturation and on X-ray you notice the obturation materials are 1mm beyond apex. What is your first management? A. Refill the canal B. Pull the GP cone about 1mm out and take a new X-ray C. Leave it as it

Description : After obturation and on X-ray you notice the obturation materials are 1mm beyond apex. What is your first management? A. Refill the canal B. Pull the GP cone about 1mm out and take a new X-ray C. Leave it as it

Last Answer : B. Pull the GP cone about 1mm out and take a new X-ray

On an X ray you find the cement of the previous root canal treatment is extending 1mm beyond the apex without any symptoms; what would you do: A. Remove restoration material and retreat B. Apiectomy C. Leave as is until any complications occur

Description : On an X ray you find the cement of the previous root canal treatment is extending 1mm beyond the apex without any symptoms; what would you do: A. Remove restoration material and retreat B. Apiectomy C. Leave as is until any complications occur

Last Answer : C. Leave as is until any complications occur

The initial priority in treatment of horizontal fractures is: A. Preservation of pulp B. Immobilisation C. Root canal treatment D. Calcium hydroxide treatment

Description : The initial priority in treatment of horizontal fractures is: A. Preservation of pulp B. Immobilisation C. Root canal treatment D. Calcium hydroxide treatment

Last Answer : B. Immobilisation

Which of the following factors can affect the shape and size of the pulp canal: A. Chemical irritation and caries B. Trauma and function C. Attrition, wear and aging of the patient D. All of the above

Description : Which of the following factors can affect the shape and size of the pulp canal: A. Chemical irritation and caries B. Trauma and function C. Attrition, wear and aging of the patient D. All of the above

Last Answer : D. All of the above