PSYC 1004 Lecture Notes - Lecture 17: Heme, Spinach, Constipation

• School: Virginia Tech
• Department: Psychology
• Course: PSYC 1004
• Professor: N M Flannery

Document Summary

During world war i, 64. 4% of people in michigan showed signs of a goiter. Iodine deficiency remains one of the most important public health issues globally. Functions include hardening of tooth enamel, etc (refer to picture in the textbook) Foods depend upon iodine content of the soil. U. s. salt company began to add iodine to salt. Sources of iodine are seafood, milk, and processed grains. Critical role in the development of the fetal skeleton and brain. Tsh stimulates thyroid gland to take up more iodine and produce more thyroid hormones. When iodine in the body is low, thyroid hormone production cannot increase in response to increasing tsh. Mental retardation, deafness, stunted growth, and other abnormalities. Mild forms of iodine deficiency in pregnancy can affect neurological development. Rda for >19 years of age: 150 mcg. Excessive intake can cause : goiter, hypothyroidism, and elevated tsh. Myoglobin- how we store iron in our muscles. Non-heme iron: lentils, beans, dried fruits, and grains.