Respiratory System MCQs

# During inspiration when the diaphragm contracts, the intrapleural pressure becomes:
A. More negative
B. Less negative
C. Positive
D. Equal to the intra-alveolar pressure

# A decrease in the arterial pO2 is seen in:
A. Decrease in hemoglobin concentration of arterial blood
B. Paralysis of inspiratory muscles
C. Sluggish blood flow
D. High altitudes

MCQs on Vascular Supply of Head and Neck

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# The inferior dental artery is a branch of the :

A. Mandibular artery
B. Maxillary artery
C. Pterygomandibular plexus
D. None of the above

# The middle meningeal artery :
A. Enters the skull through the foramen ovale
B. Supplies the superolateral surface of the ipsilateral cerebral hemisphere
C. Runs a subdural course within the cranial cavity
D. Gives an interior branch which runs deep to the pterion

Restorative Materials in Dentistry

After a week long Problem Based Learning(PBL)  Program Conducted, a seminar was conducted dividing the various topics related to dental caries amongst six different group. Our group was allocated the topic " Restorative Materials in Dental Caries" .

MCQs on Benign and Malignant Tumors of Oral Cavity

# Which of the following lesions are seen in Von recklinghausen's disease of skin ?
A. Hemangioma
B. Ameloblastoma
C. Neurofibroma
D. Giant cell fibroma


# In which of the following conditions pulsations or murmur may be detected ?
A. Capillary hemangioma
B. Osteogenic sarcoma
C. Epidermoid carcinoma
D. Osteoid osteoma

# Hereditary hemorrhagic telangiectasia is seen commonly on :
A. Lips
B. Buccal mucosa
C. Tongue
D. Palate

Oral Biology Seminar BPKIHS BDS 2014

Every year second year BDS students of B.P. Koirala Institute of Health Sciences, Dharan  are given an opportunity to present on specified topics related to Oral Anatomy and Histology with a goal of honing their presentation skills and boosting their confidence. The Seminar topics were provided by the Department of Oral Pathology, College of Dental Surgery. The presentation files of the Seminar can be downloaded by clicking on the respective topics.

Toothpastes or Dentrifices : Composition and properties

Imagine a single day when you had forgotten to brush after two consecutive meals. Remember that feel of rough texture of your own tongue over your teeth and that sensation of your own bad breath. How would our life become if we did not have this magical product formulated till today? Could we enjoy the close-up breathy talks or make our beloved ones feel special by kissing them? Let’s forget kissing! I doubt whether we will be comfortable even to talk face to face.

Why should we study about dental materials ?

Dentistry is a science which requires a great knowledge required for diagnosing the clinical problems accurately and framing a treatment plan which best fits the requirement of patient. The dentist should be well aware about the physical and chemical properties of the material that is being used in the intraoral as well as extra oral environment of the patient. Many tools and materials are needed in dental practice which seem too vast to learn about and use them appropriately.

 As a first year or a second year dental student, you might be disinclined to study about the dental materials. “Why on earth do we have to study about these compositions of cements and the amalgam when we even don’t know their use?”