BIO 202 Exam 1 Kingsbury questions correctly answered

BIO 202 Exam 1 Kingsbury questions correctly answeredWhat is the term for chemical messengers secreted into the blood stream and act on cells far away? - correct answer Hormones What are released by nerves to affect cells? - correct answer Neurotransmitters Name the major organs of the endocrine system. - correct answer Pituitary gland, pineal gland, hypothalamus, thyroid, parathyroid, thymus, pancreas, kidneys, adrenal glands, testes, ovaries. True or false: Endocrine glands secrete chemicals (hormones) directly onto the target cell. - correct answer False: Secrete hormones into the blood. True or false: Hormones perform general functions of communication and control but a slower, longer-lasting type of control than that provided by nerve impulses. - correct answer True Cells acted on by hormones are called ______. - correct answer Target organ cells Where do non-steroid hormones bind to on the target organ cell? - correct answer Receptors on the cell membrane Where do steroid hormones bind to on the target organ cell? - correct answer Receptors within the cell, commonly in the nucleus How is hormone secretion controlled? - correct answer Homeostatic feedback. What are mechanisms that reverse the direction of a change in a physiological system? - correct answer Negative feedback mechanisms