The principle muscle responsible for the opening of the mouth is, A. Mylohyoid B. Anterior temporal C. Posterior temporal D. Anterior belly of digastric

The principle muscle responsible for the opening of the mouth is,
A. Mylohyoid
B. Anterior temporal
C. Posterior temporal
D. Anterior belly of digastric
by

1 Answer

Answer :

D. Anterior belly of digastric
by

Related questions

The principle muscle responsible for the opening of the mouth is,*** A. Mylohyoid B. Anterior temporal C. Posterior temporal D. Anterior belly of digastric

Description : The principle muscle responsible for the opening of the mouth is,*** A. Mylohyoid B. Anterior temporal C. Posterior temporal D. Anterior belly of digastric

Last Answer : D. Anterior belly of digastric

Which muscle controls the opening of the mouth? a. Temporalis (anterior part) b. Temporalis (posterior part) c. Anterior belly of digastric. d. Myelohyoid.

Description : Which muscle controls the opening of the mouth? a. Temporalis (anterior part) b. Temporalis (posterior part) c. Anterior belly of digastric. d. Myelohyoid.

Last Answer : c. Anterior belly of digastric.

Which muscle contracts during the tongue protrudes: A. Mylohyoid B. Genioglossus C. Digastric

Description : Which muscle contracts during the tongue protrudes: A. Mylohyoid B. Genioglossus C. Digastric

Last Answer : B. Genioglossus

muscle used for opening the mandible 1) temporalis 2) ant. Belly of diagastric 3) mylohyoid

Description : muscle used for opening the mandible 1) temporalis 2) ant. Belly of diagastric 3) mylohyoid

Last Answer : 2) ant. Belly of diagastric

Muscles forming boundaries of digastric triangle are all except Options: 1) Anterior belly of digastric 2) Posterior belly of digastric 3) Stylohyoid 4) Sternocleidomastoid

Description : Muscles forming boundaries of digastric triangle are all except Options: 1) Anterior belly of digastric 2) Posterior belly of digastric 3) Stylohyoid 4) Sternocleidomastoid

Last Answer : 4) Sternocleidomastoid

Which of the following are not supplied by the mandibular division of trigeminal:** A. Anterior part of digastric B. Masseter muscle C. Buccinator

Description : Which of the following are not supplied by the mandibular division of trigeminal:**  A. Anterior part of digastric  B. Masseter muscle  C. Buccinator 

Last Answer : C. Buccinator 

A 37 years-old patient presents with paroxysmal pain on the left eye that he thinks is related to his maxillary posterior teeth. The pain comes in recurrent bursts and is aggravated by stress and alcohol. Oral exam is negative. The probable diagnosis is: A. Migraine B. Cluster headache C. Trigeminal neuralgia D. Temporal neuritis

Description : A 37 years-old patient presents with paroxysmal pain on the left eye that he thinks is related to his maxillary posterior teeth. The pain comes in recurrent bursts and is aggravated by stress and ... diagnosis is: A. Migraine B. Cluster headache C. Trigeminal neuralgia D. Temporal neuritis

Last Answer : B. Cluster headache

When the neck of the condyle is fractured; what muscle determines the movement of the superior segment: A. Lateral pterygoid B. Medial pterygoid C. Masseter D. Temporalis E. Mylohyoid

Description : When the neck of the condyle is fractured; what muscle determines the movement of the superior segment: A. Lateral pterygoid B. Medial pterygoid C. Masseter D. Temporalis E. Mylohyoid

Last Answer : A. Lateral pterygoid

Which muscle acts on the disto-lingual contour of lower denture: A. Mentalis B. Masseter C. Mylohyoid D. Buccinator

Description : Which muscle acts on the disto-lingual contour of lower denture: A. Mentalis B. Masseter C. Mylohyoid D. Buccinator

Last Answer : C. Mylohyoid

When the neck of the condyle is fractured; what muscle determines the movement of the superior segment: A. Lateral pterygoid B. Medial pterygoid C. Temporalis D. Mylohyoid

Description : When the neck of the condyle is fractured; what muscle determines the movement of the superior segment: A. Lateral pterygoid B. Medial pterygoid C. Temporalis D. Mylohyoid

Last Answer : A. Lateral pterygoid

When setting up teeth for complete dentures having bilateral balanced occlusion, separation of posterior teeth during protrusion is done by: A. Increasing the anterior posterior occlusal curve B. Decreasing the angle orientation of the occlusal plane

Description : When setting up teeth for complete dentures having bilateral balanced occlusion, separation of posterior teeth during protrusion is done by: A. Increasing the anterior posterior occlusal curve B. Decreasing the angle orientation of the occlusal plane

Last Answer : B. Decreasing the angle orientation of the occlusal plane

What is NOT CORRECT in regard to the lingual nerve: A. It is posterior and medial to the inferior alveolar nerve B. It passes close to the mandibular 3rd molar C. It may be anaesthetised by the mandibular nerve block D. It provides supply to the lingual gingiva E. Supplies anterior 2/3 of the tongue

Description : What is NOT CORRECT in regard to the lingual nerve: A. It is posterior and medial to the inferior alveolar nerve B. It passes close to the mandibular 3rd molar C. It may be anaesthetised by the ... nerve block D. It provides supply to the lingual gingiva E. Supplies anterior 2/3 of the tongue

Last Answer : A. It is posterior and medial to the inferior alveolar nerve

Which nerve is anesthesised in anterior border of ramus and 1 cm above occlusal plane of lower posterior teeth: A. Lingual nerve B. Long buccal nerve

Description : Which nerve is anesthesised in anterior border of ramus and 1 cm above occlusal plane of lower posterior teeth: A. Lingual nerve B. Long buccal nerve

Last Answer : B. Long buccal nerve

Carcinoma of the tongue has a predilection for which of the following sites?** A. Lateral border anteriorly B. Anterior dorsal surface C. Posterior dorsal surface D. Lateral border posteriorly E. No preferred location

Description : Carcinoma of the tongue has a predilection for which of the following sites?** A. Lateral border anteriorly B. Anterior dorsal surface C. Posterior dorsal surface D. Lateral border posteriorly E. No preferred location

Last Answer : D. Lateral border posteriorly

What interferes with a maxillary denture in the posterior vestibular fold: A. Coronoid process B. Condyle C. Masseter muscle

Description : What interferes with a maxillary denture in the posterior vestibular fold: A. Coronoid process B. Condyle C. Masseter muscle

Last Answer : A. Coronoid process

The major cause of mentalis muscle hyperactivity is: A. Class II Division I consequence B. Tongue thrust The major cause is lip sucking or lip thrust which avoid the development of the anterior ridge

Description : The major cause of mentalis muscle hyperactivity is: A. Class II Division I consequence B. Tongue thrust The major cause is lip sucking or lip thrust which avoid the development of the anterior ridge

Last Answer : A. Class II Division I consequence

Where would you expect to find the Mylohyoid in relation to periphery of complete denture: A. Mandibular buccal in the midline B. Mandibular lingual in the midline C. Mandibular disto buccal area

Description : Where would you expect to find the Mylohyoid in relation to periphery of complete denture: A. Mandibular buccal in the midline B. Mandibular lingual in the midline C. Mandibular disto buccal area

Last Answer : B. Mandibular lingual in the midline

During manual palpation, the mucosa is thin in: I. Midline of the palate II. Mylohyoid region III. Over torus palatinus A. I, II and III B. None of the above C. I and II D. II and III

Description : During manual palpation, the mucosa is thin in: I. Midline of the palate II. Mylohyoid region III. Over torus palatinus A. I, II and III B. None of the above C. I and II D. II and III

Last Answer : A. I, II and III

A Patient with lower denture complaining of paresthesia of the lower lip, the most common cause is, A. Pressure on mental foramen B. Pressure on the genioglossi Mylohyoid muscles

Description : A Patient with lower denture complaining of paresthesia of the lower lip, the most common cause is, A. Pressure on mental foramen B. Pressure on the genioglossi Mylohyoid muscles

Last Answer : A. Pressure on mental foramen

Why is it difficult to use matrices on deciduous teeth, A. It hurts the kids’ parents B. The small mouth opening of kids in that age range makes it difficult to keep matrices in mouth. C. The occlusal concavity of deciduous teeth

Description : Why is it difficult to use matrices on deciduous teeth, A. It hurts the kids’ parents B. The small mouth opening of kids in that age range makes it difficult to keep matrices in mouth. C. The occlusal concavity of deciduous teeth

Last Answer : . The occlusal concavity of deciduous teeth

What is temporal lobe?

Description : What is temporal lobe?

Last Answer : There are two temporal lobes, one on each side of the brain located at about the level of the ears. These lobes allow a person to tell one smell from another and one sound from another. They also help ... and faces). Left Lobe: Mainly involved in verbal memory (i.e., memory for words and names).

The nerve supplying the TMJ is, A. Auriculo Temporal Nerve B. Nerve to masseter C. Facial nerve

Description : The nerve supplying the TMJ is, A. Auriculo Temporal Nerve B. Nerve to masseter C. Facial nerve

Last Answer : A. Auriculo Temporal Nerve B. Nerve to masseter

Which of these muscles may affect the borders of mandibular complete denture, M07 ********* A. Mentalis (act on the lower border) B. Lateral pterygoid C. Orbicularis oris D. Levator angulioris E. Temporal

Description : Which of these muscles may affect the borders of mandibular complete denture, M07 ********* A. Mentalis (act on the lower border) B. Lateral pterygoid C. Orbicularis oris D. Levator angulioris E. Temporal

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In the inferior alveolar block the needle goes through or close to which muscles: A. Buccinator and superior constrictor B. Medial and lateral pterygoid C. Medial pterygoid and superior instructor D. Temporal and lateral pterygoid E. Temporal and medial pterygoid

Description : In the inferior alveolar block the needle goes through or close to which muscles: A. Buccinator and superior constrictor B. Medial and lateral pterygoid C. Medial pterygoid and superior instructor D. Temporal and lateral pterygoid E. Temporal and medial pterygoid

Last Answer : A. Buccinator and superior constrictor

A 50 years-old man presented after a full mouth extraction complaining that he ”bled all night”. Which of the following pre. existing conditions could be responsible for the post operative bleeding: a. Blood pressure reading of 140/80 b. Gastric ulcer. c. Elevated prothrombin time. d. None of the above.

Description : A 50 years-old man presented after a full mouth extraction complaining that he bled all night . Which of the following pre. existing conditions could be responsible for the post operative bleeding: a. Blood ... 140/80 b. Gastric ulcer. c. Elevated prothrombin time. d. None of the above.

Last Answer : c. Elevated prothrombin time.

A 50 years old man presents after a full mouth extraction complaining that he “bled all night”. Which of the following pre existing conditions could be responsible for the post operative bleeding: A. Blood pressure reading of 180/110 B. Gastric ulcer C. Elevated prothrombin time D. A & C are correct E. None of the above

Description : A 50 years old man presents after a full mouth extraction complaining that he bled all night . Which of the following pre existing conditions could be responsible for the post operative bleeding: A. Blood ... ulcer C. Elevated prothrombin time D. A & C are correct E. None of the above

Last Answer : D. A & C are correct

When there is a fracture of condyle, the muscle responsible for elevation of condyle is: A. Lateral pterygoid muscle B. Medial pterygoid muscle C. Masseter muscle

Description : When there is a fracture of condyle, the muscle responsible for elevation of condyle is: A. Lateral pterygoid muscle B. Medial pterygoid muscle C. Masseter muscle

Last Answer : A. Lateral pterygoid muscle

The muscle responsible for maintaining the bolus of food while chewing is: A. Buccinator B. Orbicularis oris

Description : The muscle responsible for maintaining the bolus of food while chewing is: A. Buccinator B. Orbicularis oris

Last Answer : A. Buccinator

When patient bites in protrusion with complete dentures you notice that the posterior teeth do not meet, what would you do to solve this: A. Increase the compensatory curve B. Decrease the angle of the occlusal plane

Description : When patient bites in protrusion with complete dentures you notice that the posterior teeth do not meet, what would you do to solve this: A. Increase the compensatory curve B. Decrease the angle of the occlusal plane

Last Answer : A. Increase the compensatory curve

In a posterior vital molar with a core the best material to restore is: A. Amalgam B. Composite resin C. GIC

Description : In a posterior vital molar with a core the best material to restore is: A. Amalgam B. Composite resin C. GIC

Last Answer : A. Amalgam

In complete dentures, cheek biting is most likely a result of: A. Reduced Overjet of posterior teeth B. Increased vertical dimension C. Teeth have large cusp inclines

Description : In complete dentures, cheek biting is most likely a result of: A. Reduced Overjet of posterior teeth B. Increased vertical dimension C. Teeth have large cusp inclines

Last Answer : A. Reduced Overjet of posterior teeth

The area of the posterior palatal seal includes which of the following: A. [left][right] B. Hamular notch

Description : The area of the posterior palatal seal includes which of the following: A. [left][right] B. Hamular notch

Last Answer : B. Hamular notch

A patient presents to you with a history of local pain in the lower right posterior region, insisting that you extract his lower teeth. The teeth in question are vital without any pathology. You diagnosis is: A. Odontalgia B. Referred pain C. Trigeminal neuralgia

Description : A patient presents to you with a history of local pain in the lower right posterior region, insisting that  you extract his lower teeth. The teeth in question are vital without any pathology. You diagnosis  is:  A. Odontalgia  B. Referred pain  C. Trigeminal neuralgia 

Last Answer : C. Trigeminal neuralgia 

A young female patient presents with throbbing pain in the left lower posterior jaw with trismus and associated lymphadenopathy. What would be your diagnosis? A. Tumor B. Pericoronitis

Description : A young female patient presents with throbbing pain in the left lower posterior jaw with trismus and  associated lymphadenopathy. What would be your diagnosis?  A. Tumor  B. Pericoronitis 

Last Answer : B. Pericoronitis 

Posterior superior alveolar nerve supplies:** A. 8, 7 and 6 except the mesio buccal root of 6 B. 8, 7 and 6

Description : Posterior superior alveolar nerve supplies:** A. 8, 7 and 6 except the mesio buccal root of 6 B. 8, 7 and 6

Last Answer : A. 8, 7 and 6 except the mesio buccal root of 6

In radiographs, an incipient carious lesion limited to the end of the proximal surface of a posterior tooth appears as: A. Radiopaque area B. Triangle with apex towards the tooth surface C. Larger in radiographs than actual lesion D. All of the above E. None of the above

Description : In radiographs, an incipient carious lesion limited to the end of the proximal surface of a posterior tooth appears as: A. Radiopaque area B. Triangle with apex towards the tooth surface C. Larger in radiographs than actual lesion D. All of the above E. None of the above

Last Answer : B. Triangle with apex towards the tooth surface

Overdentures are best used for, A. Canines and premolars B. Posterior teeth

Description : Overdentures are best used for, A. Canines and premolars B. Posterior teeth

Last Answer : A. Canines and premolars

The fovea palatini is a landmark to determine the posterior bonds of upper denture in which regard: A. Post dam B. Flanges

Description : The fovea palatini is a landmark to determine the posterior bonds of upper denture in which regard: A. Post dam B. Flanges

Last Answer : A. Post dam

In partial dentures the guidelines “Guiding Planes” serve to: A. Aid in balancing occlusion B. Assure predictable clasp retention C. Form right angle with the occlusal plane D. Eliminate the necessity for precision attachment E. Eliminate the necessity for a posterior clasp

Description : In partial dentures the guidelines “Guiding Planes” serve to: A. Aid in balancing occlusion B. Assure predictable clasp retention C. Form right angle with the occlusal plane D. Eliminate the necessity for precision attachment E. Eliminate the necessity for a posterior clasp

Last Answer : B. Assure predictable clasp retention

To produce a stable correction of an upper labial segment in lingual crossbite; it is essential to:** A. Use fixed appliances B. Have adequate overbite C. Treat during growth D. Use posterior capping E. Increase vertical dimension

Description : To produce a stable correction of an upper labial segment in lingual crossbite; it is essential to:** A. Use fixed appliances B. Have adequate overbite C. Treat during growth D. Use posterior capping E. Increase vertical dimension

Last Answer : B. Have adequate overbite

Estalishment of polarity (anterior/posterior,dersal/ventral, medial/lateral) is called

Description : Estalishment of polarity (anterior/posterior,dersal/ventral, medial/lateral) is called

Last Answer : Estalishment of polarity (anterior/posterior,dersal/ventral, medial/lateral) is called A. Anamorphosis B ... C. Pattern formation D. Axis formation.

Anterior pituitary & posterior pituitary hormones are regulated by hypothalamus respectively through

Description : Anterior pituitary & posterior pituitary hormones are regulated by hypothalamus respectively through

Last Answer : Anterior pituitary & posterior pituitary hormones are regulated by hypothalamus respectively through

Somatotropin is secreted by (A) Hypothalamus (B) Anterior pituitary (C) Posterior pituitary (D) Thyroid gland

Description : Somatotropin is secreted by (A) Hypothalamus (B) Anterior pituitary (C) Posterior pituitary (D) Thyroid gland

Last Answer : Answer : B

Melanocyte stimulating hormone is secreted by (A) Pineal gland (B) Anterior lobe of pituitary gland (C) Posterior lobe of pituitary gland (D) Intermediate lobe of pituitary gland

Description : Melanocyte stimulating hormone is secreted by (A) Pineal gland (B) Anterior lobe of pituitary gland (C) Posterior lobe of pituitary gland (D) Intermediate lobe of pituitary gland

Last Answer : Answer : D

Prostaglandins are liberated in the circulation by the stimulation of (A) Anterior pituitary glands (B) Posterior pituitary glands (C) Adrenal gland (D) Thyroid gland

Description : Prostaglandins are liberated in the circulation by the stimulation of (A) Anterior pituitary glands (B) Posterior pituitary glands (C) Adrenal gland (D) Thyroid gland

Last Answer : Answer : C

Which of the following regarding the anatomy of the heart is true? A. The aortic valve is tricuspid. B. The ascending aorta is entirely outside the pericardial sac. C. The left atrial appendage is identified readily by transthoracic echocardiography. D. The pulmonary trunk lies anterior to the ascending aorta. E. The right atrium is posterior to the left atrium.

Description : Which of the following regarding the anatomy of the heart is true? A. The aortic valve is tricuspid. B. The ascending aorta is entirely outside the pericardial sac. C. The left atrial appendage is ... trunk lies anterior to the ascending aorta. E. The right atrium is posterior to the left atrium.

Last Answer : Ans: A

The following are true about the lens: a. the anterior capsule is 10 times thicker than the posterior capsule b. the anterior surface has a greater radius of curvature than the posterior surface c. during accommodation the lens moves towards the cornea d. the lens is more effective in absorbing light with long than short wave-lengths

Description : The following are true about the lens: a. the anterior capsule is 10 times thicker than the posterior capsule b. the anterior surface has a greater radius of curvature than the posterior surface c ... the cornea d. the lens is more effective in absorbing light with long than short wave-lengths

Last Answer : during accommodation the lens moves towards the cornea

During embryonic development, the establishment of polarity along anterior/posterior, dorsal/ventral or medial/lateral axis is called (a) organiser phenomena (b) axis formation (c) anamorphosis (d) pattern formation.

Description : During embryonic development, the establishment of polarity along anterior/posterior, dorsal/ventral or medial/lateral axis is called (a) organiser phenomena (b) axis formation (c) anamorphosis (d) pattern formation.

Last Answer : (a) organiser phenomena

The gonadotrophic hormones are secreted by (a) anterior lobe of pituitary (b) interstitial cells of testes (c) adrenal cortex (d) posterior part of thyroid.

Description : The gonadotrophic hormones are secreted by (a) anterior lobe of pituitary (b) interstitial cells of testes (c) adrenal cortex (d) posterior part of thyroid.

Last Answer : (a) anterior lobe of pituitary