किस प्रकार की थकान पूरे शरीर को प्रभावित करती है, चाहे वह कहीं भी या कैसे भी उत्पन्न हुई हो?

Which digestive hormone inhibits both gastric secretion and motility, stimulates insulin release, and is secreted mainly when fat is present in the duodenum?

The repeated sequence of gradual onset of apnoea followed by gradual restoration of respiration is called ________.