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Nervous System
302.3 Vet nursing The Nervous System
| Question | Answer |
|---|---|
| Specialised cells making up the nervous system | Neurons |
| 2 components of the nervous system | Central nervous system, Peripheral nervous system |
| What is the central nervous system? | Brain and spinal cord |
| What is the peripheral nervous system? | Nerves coming off the CNS |
| Junction between neurons | Synapses |
| 3 components of a neuron | Cell body, Dendrites and dendrons, Axon |
| 2 types of axon | Myelinated or non-myelinated |
| Chemicals needed to cross synapse | Neurotransmitter |
| Most common neurotransmitter | Acetylcholine |
| Ion needed for effective transmission across the synapse | Calcium |
| 3 sections of the brain | Forebrain, Midbrain, Hindbrain |
| 2 sections of the forebrain | Cerebrum, Diencephalon (Thalamus, hypothalamus and pit) |
| 3 sections of the hindbrain? | Cerebellum, pons, medulla oblongata |
| Tract of white matter joining both sides of the cerebrum | Corpus callosum |
| the cerebral cortex is responsible for | Communication, Movement, Sensory processing, Learning and memory |
| Function of the cerebellum | Balance and coordination |
| Function of the pons | Respiration |
| Function of the medulla | Blood pressure, respiration |
| 3 layers of meninges | Dura, Arachnoid, Pia matter |
| 2 kinds of neurons in the peripheral nervous system | Sensory and motor |
| Acronym for the cranial nerve function | Some Say Marry Money But My Mother Says Big Brains Matter Most |