What is the main cause of edema following damage to an area of lymphatic vessels?
A) increase in tissue proteins
B) loss of tissue proteins
C) increase in blood osmotic pressure
D) increase in tissue osmotic pressure
Answer: A) increase in tissue proteins
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Which of the following statements concerning neutrophils and macrophages is false?
A. They both exhibit chemotaxis. B. They both move by amoeboid motion. C. Both are capable of phagocytosis. D. Both release histamine when activated. E. Both can squeeze between cells.
Angiotensin-converting enzyme is found only in the kidneys and converts angiotensinogen to angiotensin I
Indicate whether the statement is true or false
Cindy suffers from chronic "heartburn." Cindy's helpful aunt suggests that the cause is that Cindy's cat often sits on her stomach following a large meal and the "heartburn" is due to pressure of the stomach against the heart. Indeed, this is the typical cause of heartburn.
Answer the following statement true (T) or false (F)
The cytoplasmic extensions that, together with the cell body, provide the main receptive
surfaces for neurons are A) axons. B) chromatophilic substance (Nissl bodies). C) dendrites. D) neurofibrils.