The Digestive System (الدرس الرابع: الجهاز الهضمي) — العلوم الصف الرابع الابتدائي لغات

الدرس ده من وحدة «Unit 1: Living Systems (الوحدة الأولى: الأنظمة الحية)» فى مادة العلوم لـالصف الرابع الابتدائي لغات على منصة دروسات.

الدرس متاح بالاشتراك: ترم كامل أو المادة لوحدها.

ملخص الدرس

This lesson explains the human digestive system and its importance in converting food into nutrients the body can use. It traces the journey of food from the mouth through the esophagus, stomach, small intestine, and large intestine, explaining the role of each organ in digestion, absorption, and waste elimination.

هتتعلم إيه فى الدرس ده

• Digestion is the process of breaking down food into nutrients the body can use
• Digestion begins in the mouth where food is chewed and mixed with saliva
• Food passes through the esophagus using muscles to reach the stomach
• The stomach mixes food with acids and enzymes for partial digestion
• The small intestine completes digestion and absorbs nutrients
• The large intestine absorbs water and forms solid waste
• The liver and pancreas produce digestive juices that help break down food