Terms : Hide Images
| 7749632509 | Neuron | A nerve cell the basic building block of the nervous system. Self-nerve cell |  | 0 |
| 7749632510 | Dendrites | A neuron's bushy branching extensions that receive messages and conduct impulses toward the cell body. Self-neuron branches that receive messages and conduct impulses toward the cell body. |  | 1 |
| 7749632511 | Axon | The neuron extension that passes messages through its branches to other neuron or to muscles or glands. |  | 2 |
| 7749632512 | Myelin Sheath | A fatty tissue layer segmentally encasing the axons of some neurons; enables vastly greater transmission speed as neural impulses hop from one sausage like node to the next. Self-fatty tissue layer that encases the axons of some neurons. |  | 3 |
| 7749632513 | Action potential | A neural impulse; a brief electrical charge that travels down an axon. Self-A neural inpulse. |  | 4 |
| 7749632514 | Refractory Period | A period of inactivity after a neuron has fired. Self- a period of inactivity after a neuron has functioned. |  | 5 |
| 7749632515 | Threshold | The level of stimulation required to trigger a neural impulse. Self- level of stimulation needed for a neural impulse. |  | 6 |
| 7749632516 | All or none response | A neuron's reaction to either firing with a full strength response or not firing. |  | 7 |
| 7749632517 | Synapse | The junction between the axon tip of the sending neuron in the dendrite or cell body of the receiving neuron. The tiny gap at this junction is called the synaptic gap or synaptic cleft. Self- the junction between the axon tip. |  | 8 |
| 7749632518 | Neurotransmitters | Chemical messengers that cross the synaptic gaps between neuron's. When released by the sending neuron, Nero transmitters travel across the synapse and binder receptor sites on the receiving neuron, and thereby influencing whether that neuron will generate a neural impulse. | | 9 |
| 7749632519 | Reuptake | Neurotransmitters moving from the synapse back to the presynaptic terminal buttons. |  | 10 |
| 7749632520 | Endorphins | Natural opiate like neurotransmitters linked to pain control and to pleasure. Self- neurotransmitters likens to pain control and pleasure. |  | 11 |
| 7749632521 | Agonist | A drug that mimics the effects of neurotransmitters, thus enhancing production. |  | 12 |
| 7749632522 | Antagonist | A drug that inhibits the effects of a neurotransmitter. |  | 13 |
| 7749632523 | Nervous system | The bodies speedy, electrochemical communication network, consisting of all the nerve cells of the peripheral and central nervous system. Self- The bodies electrochemical communication network. |  | 14 |
| 7749632524 | Central nervous system | The brain and spinal cord. Self-The brain and spinal cord |  | 15 |
| 7749632525 | Peripheral nervous system | The sensory and motor neuron's that connect the central nervous system to the rest of the body. Self-Canex the central nervous system to the rest the body. |  | 16 |
| 7749632526 | Nerves | Bundled axons that form Neurocables connecting the central nervous system with muscles, glands, and sense organs. Self-Canex the central nervous system with muscles glands and sense organs. |  | 17 |
| 7749632530 | Somatic nervous system | The division of the peripheral nervous system that controls the body skeletal muscles. Self- controls the body's skeletal muscles. |  | 18 |
| 7749632531 | Autonomic nervous system | The part of the Perepheral nervous system that controls the glands in the muscles of the internal organs such as the heart. It's sympathetic division arouses it's parasympathetic division calms. Self-controls the glandsin the muscles of internal organs. |  | 19 |
| 7749632532 | Sympathetic nervous system | The division of the autonomic nervous system that arouses the body, mobilizing its energy in stressful situations. Self- arouses the body. |  | 20 |
| 7749632533 | Parasympathetic nervous system | The division of the autonomic nervous system that calms the body conserving its energy. Self- calms | | 21 |
| 7749632534 | Reflex | A simple automatic response to a sensory stimulus such as the knee-jerk response. Self- automatic response |  | 22 |
| 7749632535 | Endocrine system | The bodies slow chemical communication system a set of glands that secrete hormones into the blood stream Self- chemical communication system |  | 23 |
| 7749632536 | Hormones | Chemical messengers that are manufactured by the endocrine glands travel through the bloodstream and affect other tissues. Self- chemical messengers |  | 24 |
| 7749632537 | Adrenal glands | A pair of endocrine glands that sit just above the kidneys and secrete hormones that help arouse a body in times of stress. |  | 25 |
| 7749632538 | Pituitary gland | The endocrine system is most influential gland. Under the influence of the hypothalamus, the pituitary regulates growth and controls other endocrine glands. Self- most influential gland |  | 26 |
| 7749632539 | Lesion | Tissue destruction Self- tissue destruction |  | 27 |
| 7749632540 | EEG | And amplified recording of the waves of electrical activity sweeping across the brain surface. These waves are measured by electrodes placed on the scalp. Self- amplified recording of electrical waves. |  | 28 |
| 7749632541 | CT scan | A series of x-ray photographs taken from different angles and combined by computer into us composite representation of a slice of the brain structure. |  | 29 |
| 7749632542 | PET scan | A visual display of brain activity that the text where radioactive form of glucose goes well the brain performs a given task. Self- a visual display of brain activity. |  | 30 |
| 7749632543 | MRI | A technique that uses magnetic field and radio waves to produce computer-generated images of soft tissue. MRI scans show brain anatomy. Self- magnetice field and radio waces for picture. |  | 31 |
| 7749632544 | F MRI | A technique for revealing blood flow and therefore brain activity by comparing successive MRI scans. F MRI scans show brain function as well as it structure. Self-show brain function as well as its structure. |  | 32 |
| 7749632545 | Brainstem | The oldest part and central core of the brain, beginning where the spinal cord swells as it enters the school the brainstem is responsible for automatic survival functions. Self-oldest part and central core of the brain. |  | 33 |
| 7749632546 | Medulla | The base of the brainstem controls heartbeat and breathing. Self-base of the brainstem. |  | 34 |
| 7749632547 | Thalamus | The brain sensory control center located on top of the brainstem it directs messages to the sensory receiving areas in the cortex and transmits replies to the cerebellum and medulla. Self-Brain's relay station |  | 35 |
| 7749632548 | Reticular formation | A nerve network that travel to the brain stem in Falmouth and plays in important role in controlling arousal. Self-Arouses the brain. |  | 36 |
| 7749632549 | Cerebellum | At the rear of the brainstem functions include processing sensory input, coordinating movement output and balance, and enabling nonverbal learning and memory. Self- back of the brainstem. |  | 37 |
| 7749632550 | Limbic system | Neural System located below the cerebral hemispheres associated with emotions, motivation, and memory. |  | 38 |
| 7749632551 | Amygdala | Part of the limbic system associated with fear and aggression. |  | 39 |
| 7749632552 | Hypothalamus | The brain's blood testing laboratory. Also motivates us for fighting, fleeing, feeding, and reproduction. Ultimately controls the endocrine system. |  | 40 |
| 7749632553 | Cerebral cortex | The intricate fabric of interconnected neuro cells covering the cerebral hemispheres. |  | 41 |
| 7749632554 | Glial cells | Cells in the nervous system that support, nourish, and protect neurons, they may also play a role in learning and thinking. Self- cells in the nervous system. |  | 42 |
| 7749632555 | Frontal lobe | Portion of the cerebral cortex lying just behind the four head involved in speaking and muscle movements and in making plans and judgments as well as personality. Self- speaking and muscle movement. |  | 43 |
| 7749632556 | Parietal lobe | Portion of the cerebral cortex lying at the top of the head and toward the rear receives sensory input for touch and body position. Self-receives sensory input for touch and body position. |  | 44 |
| 7749632557 | Occipital lobe | Portion of the cerebral cortex lying at the back of the head include areas that receive information from the visual fields. Self-includes areas that receive information from the visual fields. |  | 45 |
| 7749632558 | Temporal lobe | Portion of the cerebral cortex lying roughly above the ears includes auditory areas each receiving information primarily from the opposite ears. Self-includes auditory areas. |  | 46 |
| 7749632559 | Motor cortex | An area at the rear of the frontal lobe that controls voluntary movement. Self-Controls voluntary movement. |  | 47 |
| 7749632560 | Somatosensory cortex | Area at the front of the parietal lobe that registers and processes body touch and movement sensations. Self-processes body touch and movement sensations. |  | 48 |
| 7749632561 | Association areas | Areas of the cerebral cortex that are not involved in primary motor or sensory functions rather they are involved in higher mental functions such as learning, remembering, thinking, and speaking. |  | 49 |
| 7749632562 | Plasticity | The brains ability to change, especially during childhood, by reorganizing after damage or by building new pathways based on experience. Self- the brains ability to change. |  | 50 |
| 7749632564 | Corpus callosum | The large band of Neuro fibers connecting the two brain hemispheres and caring messages between them. Self-band of fibers that connects the two brain hemispheres. |  | 51 |
| 7749632565 | Split brain | A condition resulting from surgery that isolates the brains to hemispheres by cutting the fibers connecting them. Self- a condition where the two hemispheres are split. |  | 52 |
| 7749632567 | Cognitive Neuroscience | But interdisciplinary study of the brain activity linked with cognition including perception thinking memory and language. Self- The interdisciplinary study of the brain. |  | 53 |
| 7749632577 | Hippocampus | Long term memory | 54 | |
| 7749632581 | Pons | Sensory "bridge". Dream Center. (Above the medulla and part of the brainstem) | 55 | |
| 7749632582 | Fissures | Folds in the brain. | 56 | |
| 7749632583 | Aphasia | Impairment of language, usually caused by left hemisphere damage either to Broca's area (impairing speaking) or to Wernicke's area (impairing understanding). | 57 | |
| 7749632584 | Broca's Area | Controls language expression - an area of the frontal lobe, usually in the left hemisphere, that directs the muscle movements involved in speech. | 58 | |
| 7750215638 | Fight or Flight | An organism's internal process of preparing for struggle or escape. Associated with the sympathetic nervous system | 59 | |
| 7750273876 | Thyroid gland | Secretions from this controls metabolism | 60 |
