Which of the following would diffuse across the membrane of its target cell?

a.Epinephrine

b.Thyroid Stimulating Hormone

c.Tri-iodothyronine

d.Melanocyte Stimulating Hormone

2.Which of the following hormones would bind a receptor on the exterior surface of its target cell?

a,aldosterone

b.tri-iodothyronine

c.glucagon

d calcitriol

Oxytocin

Furosemide: Relative to normal, what would happen if the drug furosemide inhibits Na^+/K⁺ and Na^+/Cl^- symport channels in the thick segment of the ascending limb of the nephron tubule? Explain your reasoning for each.

1. What would happen to water loss from the descending limb? Why.

2. What would happen to the osmolarity of the filtrate inside the bottom of the nephron loop? Why?

3. What would happen to the loss of salt (NaCl) from the thin segment of the ascending limb. Why?

During the first stage of iron deficiency,

A. red blood cells are small and low in number

B. body stores of iron are depleted

C. circulating iron in the blood is depleted

D. physical symptoms of iron deficiency are apparent

Explain the regulation of forced breathing.  Provide all structures as well as any chemical reactions you would expect to be involved.  

Many hormonal birth control pills contain progesterone (or a very similar hormone). what role does progesterone play during the menstrual cycle and explain why taking progesterone during the whole menstrual cycle would prevent pregnancy.

Dan is a 20-year-old with plaque psoriasis. He reports that his father also had severe plaque psoriasis throughout his life. Dan wants to know what this is, what occurs, and an explanation of two treatments that may assist in making it less noticeable to others who do not understand the disease. What would you tell him?

Explain the relationship between Thyrotropin-releasing hormone (TRH), thyroid stimulating hormone (TSH), thyroglobulin (TG), triiodothyronine (T3), and tetraiodothyronine (T4).

Describe in detail the functions and interactions of these body systems as related to diabetes insipidus:

(1) urinary system (2) endocrine system (3) nervous system (4) cardiovascular system