धूप के संपर्क में आने से व्यक्ति को अपने स्वास्थ्य में सुधार करने में मदद मिलती है, मुख्य रूप से इसलिए क्योंकि:

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 ________.