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StudyStack Set 2
| Question | Answer |
|---|---|
| Dendrites and cell bodies of sympathetic preganglionic neurons are located in the: | gray matter of the thoracic and upper lumbar segments of the spinal cord. |
| The dorsal root of each spinal nerve is easily recognized as a swelling called the | dorsal root ganglion. |
| Formation of the cerebrospinal fluid occurs in the | choroid plexus. |
| The enteric nervous system is made up of a complex network of nerve plexuses that control the visceral effectors in the | intestinal wall |
| A decrease in the amount of white blood cells is called | leukopenia. |
| The normal cardiac impulse that initiates mechanical contraction of the heart arises in the | SA node |
| Erythrocytes begin their maturation sequence in red bone marrow from nucleated cells known as: | hematopoietic stem cells |
| Atria are often called _____ because they receive blood from vessels called veins. | receiving chambers |
| Blood flow from the heart through blood vessels to all parts of the body and back to the heart is referred to as _____ circulation. | systemic |
| _____ is used to determine the volume percentage of red blood cells in whole blood. | Hematocrit |