1) 🧠 _________ glands are located at the base of the lower jaw.

1) 🧠 _________ glands are located at the base of the lower jaw.

👍 a) Sub-lingual
❤️ b) Parotid
😂 c) Sub-Mandibular
😮 d) None of these

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Answer: 😂 c) Sub-Mandibular

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🌟 DETAILED EXPLANATION

🧬 Introduction to Salivary Glands

Salivary glands are exocrine glands that play a vital role in:

• Assisting digestion 🥗.
• Lubricating food for easy swallowing 💧.
• Protecting the oral cavity by neutralizing bacteria 🦠.

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🏷️ Types of Salivary Glands

1. Parotid Glands 🗣️

• The largest salivary glands, located near the ears.
• Produce serous fluid rich in amylase to break down starch.

2. Sub-Mandibular Glands 🤲

• Found at the base of the lower jaw.
• Contribute about 70% of saliva production.
• Produce a mix of serous and mucous secretions.

3. Sub-Lingual Glands 💦

• The smallest salivary glands, situated beneath the tongue.
• Secrete mainly mucous-rich saliva.

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⚡ Key Functions of Salivary Glands

Protection: Has antibacterial properties to safeguard the oral cavity 🦠.

Digestion: Saliva contains enzymes like amylase to initiate starch breakdown 🍞.

Lubrication: Moistens food for smooth swallowing and speaking 🗣️.