Tuesday, April 27, 2010

General Questions for Circulatory and Respiratory Systems

All students answer these general questions about the Circulatory System (Chapter 29) and Respiration (Chapter 30). Due next Friday, May 7.


Question 1: Trace a drop of blood from the heart to the body and back to the heart. Differentiate between the systemic and pulmonary systems.

Question 2: Distinguish between arteries, veins and capillaries both functionally and structurally. Describe the composition and functions of blood.


Question 3: Describe the mechanics of breathing. Include the relationship between pressure and volume.

Qusestion 4: How are oxygen and carbon dioxide transported in the blood? Be complete, especially with respect to how oxygen and CO2 are exchanged within the tissues (as opposed to at the alveoli).

Tuesday, April 13, 2010

Endocrine/Reproduction Questions for ALL to Answer!

EVERYONE (all groups, all bio classes) needs to individually answer the following two questions and turn them in on Friday.

1. Desribe the mechanism by which a peptide hormone initiates a cell response; a steroid hormone initiates a cell response. How are they the same? How are they different? Give a specific example of each and state their effect on the human body. (Ch. 35)

2. Compare the hormonal controls of the male reproductive cycle with the hormonal controls of the female reproductive cycle. How are they the same? How are they different?(Ch. 36)