Dental Aid Academy, Sylhet

10/07/2023

Key muscle of the submandibular region?

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10/07/2023

09/07/2023

Single Best Answer
Largest Tonsils?

09/07/2023

Ducts of all the major salivary glands open into the oral cavity proper except.........?

09/07/2023

Commonest cause of parotitis?

23/02/2021

The lung alveoli

There are approximately 300 million alveoli in each lung.
Alveoli are the structural and functional unit of the lungs.
Their total surface area is 40-80 m2.
Each alveolus contain following cells:
1. Alveolar type I pneumocytes
2. Alveolar type II pneumocytes that produces surfactant
3. Alveolar macrophages i.e. dust cells
4. APUD cells (amine precursor and uptake decarboxylation)
5. Mast cells, plasma cells and lymphocytes

17/02/2021

Genial tubercle gives attachment to
A. Genioglossus muscle
B. Anterior belly of digastric
C. Stylomandibular ligament
D. Geniohyoid muscle
E. Sphenomandibular ligament
TFFTF
Explanation
Superior genial tubercle / mental tubercle – genioglossus
Inferior genial tubercle / mental tubercle- geniohyoid