MDS PREP
In a patient of head injury which is more important to note first
1) Pupillary light reflex
2) Pupillary size
3) Corneal reflex
4) Ability to open eye
Oral Surgery
Answer: 4
In a patient with head injury, the ability to open the eye is the most important initial assessment to determine neurological function.
Cryosurgery utilizes which of the following?
1) Nitrous oxide
2) Carbon dioxide
3) Liquid oxygen
4) Nitric dioxide
Oral Surgery
Answer: 1
Cryosurgery utilizes nitrous oxide as a cryogenic agent to freeze and destroy abnormal tissues.
Infection from periapical region of molars penetrates below the buccinator burrows subperiosteally into
1) Submassetric space
2) Pterygomandibular space
3) Sublingual space
4) Parotid space
Oral Surgery
Answer: 1
Likely cause of trismus after inferior block anaesthesia is
1) Damage to medial pterygoid muscle during injection
2) Myositis of the external pterygoid muscle
3) Submandibular cellulitis
4) None of the above
Oral Surgery
Answer: 1
Enucleation of palatal tumour results in
1) Excessive bleeding from nasopalatine vessels
2) Tearing of nasal mucosa
3) Damage to nasopalatine nerve
4) Alteration of speech
Oral Surgery
Answer: 2
Excisional biopsy is characterized by the excision of
1. most of the lesion including some nor mal tissue
2. soft tissue lesions only
3. precancerous and cancerous lesions only
4. all of the lesion and some normal tissue
Oral Surgery
Answer: 4
Energy range required to fracture the mandible is in the range of
1) 44.6 - 74.4 kg/m
2) 79.2 - 98.1 kg/m
3) 10.1 - 28.5 kg/m
4) 100.2 - 150.9 kg/m
Oral Surgery
Answer: 1
The energy range required to fracture the mandible is approximately 44.6 - 74.4 kg/m, indicating the force needed for a fracture.