Please help with these 6 questions!

37) Which organ does NOT produce hormones? A) heart B) kidney C) spleen D) skin 38) In circumstances where the body requires prolonged or increased levels of a hormone, the DNA of target cells will specify the synthesis of more receptors on the surface of the cells of the target organ. This is known as A) sensitivity increase B) cellular affinity C) up-regulation D) a stressor reaction 39) Eicosanoids do NOT include A) paracrines B) leukotrienes C) hydrocortisones D) prostaglandins 40) A man has been told that he is NOT synthesizing enough follicle-stimulating hormone (FSH), and for this reason he may be unable to father a child. Choose the correct statement to explain this problem. A) FSH stimulates estrogen secretion by ovarian cells; therefore it is not synthesized by males. B) A hormone made in the anterior pituitary cannot influence fertility C) FSH stimulates sperm production in the testes. D) The man must be producing progesterone, which inhibits the synthesis of FSH. 41) Thyroxine is a peptide hormone, but its mechanism is different from other peptide hormones. Which of the following statements is true concerning this difference? A) It causes positive feedback. B) It does not require a second messenger to cause a response. C) It is very specific in the cell type it targets. D) It is a stimulant of cellular metabolism and targets all cells. 42) How do glucocorticoids enable the body to deal appropriately with stress? A) by increasing blood glucose, fatty acid, and amino acid levels and enhancing blood pressure B) by decreasing the heart rate, thus decreasing blood pressure C) by stimulating the pancreas to release insulin D) by releasing the neurotransmitters that prepare the body for the stress response