1. Which field, when compared to the others, tends to rely more on experimentation to find new answers?
   1. anatomy
   2. physiology
   3. medical terminology
   4. history of science
2. Select the correct statement about the science of anatomy.
   1. Our knowledge of human anatomy has remained the same since the time of the ancient Greeks and Romans.
   2. Anatomy is concerned with the function of body parts.
   3. Anatomy is concerned with the structure of body parts.
   4. The functional role of a body part has little to do with how the part is constructed.
3. Which one of the following traits is not a characteristic of life shared by all organisms?
   1. circulation
   2. digestion
   3. growth
   4. photosynthesis
4. All organisms share a set of basic requirements. These include all of the following, with the exception of _____________, which is not required by all organisms, even if it is present in many.
   1. carbon dioxide
   2. oxygen
   3. pressure
   4. food and water
5. Most of the body's homeostatic mechanisms operate by negative feedback, although a few function through positive feedback. Choose the example from the list below that operates by positive feedback.
   1. Blood pressure that has dropped too low is caused to increase.
   2. A baby suckling at the breast stimulates greater milk production.
   3. Maintenance of a constant body temperature is accomplished through sweating or shivering.
   4. Regulation of glucose levels in the blood requires the actions of two pancreatic hormones, insulin and glucagon.
6. Which of the following is the most complex level of organization?
   1. organ system
   2. macromolecule
   3. organ
   4. organelle
7. Skin or bone is an example of what level of organization?Skin or bone is an example of what level of organization?
   1. tissue
   2. cell
   3. macromolecule
   4. organ