alleryખોરાકને અન્નનળીમાંથી નીચે ધકેલતા લયબદ્ધ સ્નાયુ તરંગોને શું કહેવાય છે?
Aપેરિસ્ટાલ્સિસ (પરિસ્તરણ)
Bપ્રસરણ
Cઆસૃતિ
Dખંડન
Answer & Solution
Correct answer: A. પેરિસ્ટાલ્સિસ (પરિસ્તરણ)
સ્નાયુબદ્ધ દીવાલના લયબદ્ધ સંકોચન અને શિથિલનને પેરિસ્ટાલ્સિસ કહેવામાં આવે છે, જે ખોરાકના કોળિયાને આગળ વધારે છે.
Keep practising Science & Technology
Browse all Science & Technology questions for RRB NTPC, or explore more Science topics.
Related questions
Which dicarboxylic acid is naturally present in significant amounts in spinach and tomatoeWhich organic acid is an abundant natural constituent found in tamarind and unripe mangoesUnder the Brønsted–Lowry concept, an acid is fundamentally defined as a donor of which parWhich specialized glands located in the duodenum secrete protective bicarbonate-rich mucusWhat is the hardest anatomical tissue in the human body that coats the crown of teeth?Which cartilaginous flap folds downward during swallowing to keep food from entering the tWho shared the 1929 Nobel Prize in Physiology with Frederick Hopkins for discovering vitamIn 1747, which Scottish naval physician discovered that citrus fruits prevent scurvy?