Medicine encompasses the domain of health and healing, involving professionals such as nurses, doctors, and various specialists. This field addresses the diagnosis, treatment, and prevention of diseases, as well as medical research and various aspects of health. Gurumcqs.com offers over 2000 medical MCQs with detailed explanations for medical exam preparation and tests. These medical MCQs cover a wide range of topics, including basic sciences, clinical sciences, principles and practices of medicine, intensive care medicine, Nursing MCQs, Medical devices, Physical and occupational therapy, and more. Additionally, you can find MCQs on biochemistry on the platform.

**Question 141:**
**The most common odontogenic tumor is:**
– A) Ameloblastoma
– **B) Odontoma**
– C) Cementoblastoma
– D) Myxoma

**Question 142:**
**Which of the following is the most common benign salivary gland tumor?**
– **A) Pleomorphic adenoma**
– B) Warthin’s tumor
– C) Mucoepidermoid carcinoma
– D) Adenoid cystic carcinoma

**Question 143:**
**Sjogren’s syndrome primarily affects:**
– **A) Salivary and lacrimal glands**
– B) Thyroid and adrenal glands
– C) Kidneys and liver
– D) Pancreas and spleen

**Question 144:**
**A common symptom of temporomandibular joint disorder (TMD) is:**
– A) Halitosis
– **B) Jaw pain**
– C) Tooth mobility
– D) Tongue swelling

**Question 145:**
**Oral submucous fibrosis is most commonly associated with:**
– **A) Areca nut chewing**
– B) Tobacco smoking
– C) Alcohol consumption
– D) Vitamin deficiency

**Question 146:**
**Leukoplakia is best described as:**
– A) A malignant lesion
– B) A benign tumor
– **C) A white patch that cannot be scraped off**
– D) A fungal infection

**Question 147:**
**The most common cause of a mucocele is:**
– A) Bacterial infection
– **B) Trauma to minor salivary glands**
– C) Viral infection
– D) Autoimmune disorder

**Question 148:**
**The main function of cementum is to:**
– **A) Attach the teeth to the periodontal ligament**
– B) Protect the pulp
– C) Form the bulk of the tooth structure
– D) Resist occlusal forces

**Question 149:**
**Ankylosis of teeth is characterized by:**
– A) Mobility of teeth
– **B) Fusion of tooth to bone**
– C) Overgrowth of gingival tissue
– D) Formation of a periapical cyst

**Question 150:**
**A periapical abscess typically results from:**
– A) Trauma to the tooth
– B) Overhanging dental restorations
– **C) Bacterial infection of the dental pulp**
– D) Excessive fluoride exposure