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anatomy final
| Question | Answer |
|---|---|
| The body’s defense mechanisms can be organized into one of two major categories of immune mechanisms; these are | innate and adaptive immunity |
| The movement of phagocytes from blood vessels to an inflammation site is called | diapedesis |
| The largest of the paranasal sinuses is the: | maxillary |
| The lymph nodes located in the groin are called the: | inguinal lymph nodes. |
| The type of immune mechanism that provides a general defense by acting against anything recognized as “not self” is called: | nonspecific immunity. |
| Erythrocytes begin their maturation sequence in red bone marrow from nucleated cells known as: | hematopoietic stem cells. |
| The four structures that compose the conduction system of the heart are the | SA node, AV node, AV bundle, and Purkinje fibers. |
| Microscopic vessels that carry blood from small arteries to small veins are | capillaries |
| Which mature cell has no nucleus, mitochondria, or ribosomes? | erythrocyte |
| The normal cardiac impulse that initiates mechanical contraction of the heart arises in the | SA node |