MDS PREP
The auriculotemporal nerve carries some fibers which are .
1. motor to masseter muscle
2. secretory to parotid gland
3. afferent from the carotid body
4. sensory to lining of tympanic cavity
Anatomy
Answer: 4
The auriculotemporal nerve carries some fibers which are sensory to lining of tympanic cavity
A tooth makes its appearance in the oral cavity usually when
1. all of the crown is completed
2. all of the root is completed
3. one half of the root is completed
4. one half of the crown is completed
Dental Anatomy
Answer: 3
A tooth makes its appearance in the oral cavity usually when one half of the root is completed
The most common site for CSF rhinorrhea
1. frontal bone
2. ethmoid bone
3. tegmen tympani
4. none
Anatomy
Answer: 2
Cerebrospinal fluid (CSF) rhinorrhea occurs when there is a leak of CSF through the nasal cavity, often due to a defect in the skull base. The ethmoid bone is the most common site for such leaks because of its thin structure and proximity to the nasal cavity.
The trigeminal ganglion lies on
1 Anterior temporal bone near its apex hi Meckel’s cave, which is a depression in the bone
2. Posterior surface of petrous temporal bone near Its apex in -Meckel’s cave. which is a depression In the bone
3. Anterior surface of petrous temporal bone near its apex in Meckel’s cave which is a space of dura mater
4. Petrous temporal bone in posterior cranial fossa
Anatomy
Answer: 3
The trigeminal ganglion lies on Anterior surface of petrous temporal bone near its apex in Meckel’s cave which is a space of dura mater
The palatine bone articulates with all of the following except
1.sphenoid
2. ethmoid
3. zygomatic
4. vomer
Anatomy Answer: 2
The palatine bone articulates with all of the following except a.sphenoid b. ethmoid c. zygomatic d. maxilla
The tendon of anterior belly digastric passes between the tendon ends of:
1. Styloglossus muscle
2. Stylohyoid muscle
3. Hyoglossus muscle
4. Posterior belly of digastric
Anatomy
Answer: 2
The tendon of anterior belly digastric passes between the tendon ends of Stylohyoid muscle
The muscle assisting in mastication but not supplied by mandibular nerve is
1.masseter 2.buccinator
3.mylohyoid 4.tensor veli palatine
Anatomy
Answer: 4
The muscle assisting in mastication but not supplied by mandibular nerve is tensor veli palatine
The beginning of active eruption of a human tooth occurs
1. before the root has begun to develop
2. coincidental with the beginning of root formation
3. before the root has begun to develop
4. after one half of the root is formed
Dental Anatomy
Answer: 4
The beginning of active eruption of a human tooth occurs after one half of the root is formed