Question

Judll intestine Most of the Liver Appendix Left, fight, upper, louer quandret Right upper quaundrent Right Louser quondrat F. Membranes 1. The inner membrane adhering to the surface of the heart is called the Pericardom membrane. cheann 2. The membrane lining the wall of the abdominal cavity is called the 11 11 and 3. The two membranes surrounding the lungs are called the parietal viscerat layers of the pleural membranes. 4. What is pericarditis? G. Homeostasis 1. List the two types of feedback loops that regulate human body functions. Give a short description of each. a. 21

Answer 1

F.1. The inner membrane adhering to the surface of the heart is called the pericardium membrane.

2. The membrane lining the wall of the abdominal cavity is called peritoneum.

3. The two membranes surrounding the lungs are called parietal pleura and visceral pleura.

4.pericarditis is a disease in which there is swelling of the pericardium layer . Sometimes it may cause irritation.

It may occur due to viral infection.

G. Feedback loops are of 2 types. One is positive feedback and one is negative feedback. Example: An organ secreting hormone in forward direction so that other hormones get activated . At one point the concentration of last final molecule has increased to much extent , now through negative feedback loop , the signal will be sent to an organ to stop its secretion. One of the example is Thyroid gland .