BIOD 151 Module 6 Exam with Complete Solutions

BIOD 151 Module 6 Exam with Complete Solutions Explain two reasons why a woman with low levels of LH would not be able to become pregnant. - -(1) LH acts on the ovary to cause ovulation to occur. (2) LH causes progesterone release to facilitate potential fertilization of the egg and pregnancy. Progesterone is a key hormone for the maintenance of pregnancy. Would you expect a female to have testosterone in their bloodstream? Explain why or why not. - -(1) Yes. Both male and female bodies produce "all" the sex hormones. However, the ratios are different. (2) The adrenal glands are largely responsible for producing this "opposite" hormone that the ovaries would not. Label the endocrine glands (A-D) A: ______________ B: ______________ C: ______________ D: ______________ - -A: Thyroid gland B: Adrenal gland C: Kidney D: Pancreas 3. Label the endocrine glands (A-C) - -A: Pineal gland B: Hypothalamus C: Pituitary gland Explain the concept of negative feedback and how it helps to maintain homeostasis. - -1- The effect or increased level of the hormone acts to shut down the con!nued release of the hormone. 2- The brain is constantly monitoring hormone levels to keep levels within a certain range or set-point (homeostasis). Nega!ve feedback is a way of "turning off" hormone produc!on when the desired level is achieved 4. Explain the concept of positive