You are working on a cardiology ward in a district general hospital and have been asked to teach the medical students about cardiac rehabilitation. A particularly keen student asks about the physiological mechanisms for the cardiac benets of exercise. Which one of the following statements is incorrect?
A. Exercise causes changes in the autonomic…[Read more]
A 26 years old woman is involved in a severe MVA . She is BP 80/40 , HR 120 , and has distended abdomen . You give her a 2 liter Ringer lactate and then start blood transfusion , however she remain hypotensive , the most appropriate next step is?
A . Abdomen CT scan
B . Abdomen angiography
C . Diagnostic peritoneal lavage or FAST. D . Exploratory…[Read more]
A 45 years old female found to have wasting of intrinsic muscle ,
of the hand , weakness and pain in the wrist , most likely nerve injury ?
A . Ulnar nerve
B . Radial nerve
C . Median nerve
D . Axillary nerve
E . Thenar and hypothenar nerves
A child with history of Type 1 Diabetes Mellitus is seen unconscious in the house. What would be the best immediate resuscitative measure if no investigations are available?
A. IV glucagon
B. IV glucose
In patients showing generalized attrition, normal treatment prior to crown preparation is:
A. Desensitization of crown of tooth.
B. Periodontal surgery.
D. Conventional root canal treatment.
E. Crown built up with composite.
Which sedative has the least vomiting and nausea side effe
2. Nitrous oxide
2-Which sedative has the least laryngeal spasm
3. Nitrous oxide
3.Case about perforation while finding canals what to do
1. Put MTA then continue searching the canals
2. Find the canals then put mta
3. Complete obturation then…[Read more]
In an ideal centric occlusion, the mesio-facial cusp of the permanent maxillary first molar opposes the:
a- Central fossa of the mandibular first molar.
b- Mesial fossa of the mandibular first molar.
c- Facial embrasure between mandibular second premolar and first molar.
d- Sulcus of the disto-facial groove of the mandibular first molar.
In a cavity preparation cavo-surface margin will be junction between:
A. Cavity wall / floor and adjacent tooth surface.
B. Cavity wall and floor.
C. Floor of occlusal box and proximal box.
D. Proximal wall of one tooth with another.
E. Axial wall and occlusal floor.
*World Dental Network helps dental students, dental professions, oral physician and researchers to feel at home abroad, meet dental students, dental professions and researchers and find information about their new clinical or research environment.