[heâ³mah-to-poi-eÂ´sis] the formation and development of blood cells. In the embryo and fetus it takes place in a variety of sites including the liver, spleen, thymus, lymph nodes, and bone marrow; from birth throughout the rest of life it is mainly in the bone marrow with a small amount occurring in lymph nodes.
Calories in a Crispy Pico Guacamole Chicken Sandwich There are 680 calories in a Crispy Pico Guacamole Chicken Sandwich from McDonald's. Most of those calories come from fat (41%) and carbohydrates (41%).
McDonaldâs Southwest Crispy Chicken Salad: 480 Calories, with 24 grams of fat. McDonaldâs Bacon McDouble Cheeseburger: 440 Calories, with 22 grams of fat. The reason that the salads are so unhealthy is due to the fact that they come with a lot of high calorie foods. First off, the salad comes with a very high fat dressing.