[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%).
At Chipotle Mexican Grill, a fajita made with a taco-sized flour tortilla, fajita vegetables, chicken, tomato salsa and guacamole has 470 calories, with 23.5 grams of total fat and 5 grams of saturated fat.