Entrance Exam practice biology Graded A+ Passed.
1. Hemostasis is: a) the formation of blood cellular components b) the tendency of a system to maintain its internal stability c) the method of treating disease by drugs, given in minute doses, that would produce in a healthy person symptoms similar to those of the disease d) a process which causes bleeding to stop e) none of the answers is correct - Answer D 2. A membrane that covers the outer surface of all bones is: a) periosteum b) periostraca c) endosteum d) endostosis e) none of the answers is correct - Answer A 3. A rickets is a disease: a) marked by swollen and bleeding gums with loosened teeth b) resulting from a deficiency of vitamin C c) treated by exposure to ultraviolet B light in sunlight or by fish oil d) at one time common among sailors at sea longer than perishable fruits and vegetables could be stored e) none of the answers is correct - Answer e 4. Mark the correct combination of true statements about the blood plasma: 1) the volume percentage of plasma in whole blood is normally about 40%; 2) contains dissolved proteins; 3) is the liquid portion of the blood; 4) serves as the protein reserve of the human body. a) 1 and 2 b) 1 and 2 and 3 c) 2 and 3 and 4
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