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specialsense vocab 2
special sense vocab week 2
| Question | Answer |
|---|---|
| vagas nerve | 10th cranial nerve |
| thalamus | relay center of the brain |
| spinal nerve | 31 pairs of nervesw airising from spinal cord |
| sensory nerve | carries messages toward brain and spinal cord; affarent nerve |
| sciatic nerve | extends from the base of the spine down the thigh, leg and foot |
| pons | bridge connecting various parts of the brain |
| pia mater | thin, delicate inner membrane of meninges |
| peripheral nervous system | nerves outside braind and spinal cord |
| neuron | nerve cell that carries impulses throughout the body |
| nerves | macroscopic cord-like collection of fibers that carry nerve impulses |
| meninges | 3 protective membranes that surround brain and spinal cord |
| medulla oblongata | above spinal cord; controls brething, heart rate, and size of blood vessels |
| hypothalamus | beneath thalamus; controls sleep, appetite, body temperature |
| ganglion | collection of nerve cell bodies |
| myelin sheath | covering of white fatty tissue that surrounds and insulates the axon |
| cranial nerves | 12 pairs of nerves that carry messages to and from the brain with regard to head and neck; vagas nerve |
| cerebrum | largest part of the brain, voluntary muscle activity |
| cerebrospinal fluid | circulates throughout the brain and spinal cord |
| cerebral cortex | outer region of the cerebrum, contains sheets of nerve cells, gray mater |
| cerebellum | posterior part of the brain that coordinates muscle movement and maintain balance |
| central nervous system | brain and spinal cord |
| cauda equina | collection of spinal nervves below the end of the spinal cord |
| brainstem | lower portion of the brain that connects cerebrum with spinal cord |
| autonomic nervous system | nerves that control involuntary body functions of muscles, glands and internal organs |
| bucket |