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WK 6-12
Wendy Bernardino
| Question | Answer |
|---|---|
| The _____ of a neuron is a single process that usually extends from a tapered portion of the cell body. | Axon |
| Which of these glia cells are located in the peripheral nervous system? | Schwann cells |
| The ________ of a presynaptic neuron associates with the dendrite of a postsynaptic neuron. | axon terminal |
| What structure of the Schwann cell is essential to normal nerve growth and the regeneration of injured nerve fibers? | neurilemma |
| Small branches from the cervical plexus join which two cranial nerves? | Hypoglossal and accessory |
| The part(s) of the cerebrum associated with anger, fear, and sorrow is (are) the: | limbic system |
| The sensory cranial nerves include only the: | olfactory, optic, and vestibulocochlear. |
| Axon terminals that secrete acetylcholine are called cholinergic terminals. True or false | true |
| During fetal circulation, what opening in the septum, between the right and left atria, directs most of the blood so that it bypasses the fetal lungs? | foramen ovale |
| The four structures that compose the conduction system of the heart are the | SA node, AV node, AV bundle, and Purkinje fibers. |
| The free edges of the atrioventricular valves are anchored to the | papillary muscles. |
| The normal cardiac impulse that initiates mechanical contraction of the heart arises in the | SA node. |
| 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 |