Reference no: EM132279645

1. Describe the close relationship between the human nervous and endocrine systems. Explain in detail the two main ways the hypothalamus controls the pituitary gland. Then explain how the pituitary gland exerts control over many other endocrine glands.

2. Explain how male and female human gametes are very different in terms of the pattern of their development and the timing of their development and release.

3. Describe the movement of cells during early development that change an embryo from a blastula to a gastrula. Name the three main germ layers, describe their relative locations, and list the fates of the cells descended from each layer. What is the name and significance of the opening in the gastrula?

4. Discuss the importance of the sodium-potassium pump in the establishment of resting potentials and the initiation of action potentials in neurons.

5. Describe the structure of the sarcomere and explain how it enables muscle contraction according to the sliding-filament model.