573531
Description
Flashcards by Mandi Boling, updated more than 1 year ago
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Created by Mandi Boling
almost 11 years ago
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| Question | Answer |
| Neurons | Nerve Cells |
| Nerotransmitters | Chemicals that are released by neurons and that affect the activity of other neurons |
| Synaptic cleft | Space between neurons. |
| Central Nervous System (CNS) | All the neurons within the brain and spinal cord |
| Peripheral nervous system (PNS) | The nerves that lie outside the brain and spinal cord |
| Somatic Nervous System | The part of PNS that serves the skin and voluntary muscles |
| Autonomic Nervous System | The part of the PNS that primarily serves internal organs |
| Sympathetic Nervous System | A division of the autonomic nervous that mobilizes the body's resources in emergency's , stressful, and emotional situations |
| Parasympathetic Nervous System | A division of the autonomic nervous system that promotes relaxation and functions under normal, non-stressful conditions. |
| Actylcholine | one major neurotransmitter of the autonomic nervous system |
| Norepinephrine | Another major neurotransmitter of the ANS ;which plays a part with the stress response |
| Neuroendocrine System | Those endocrine glands that are controlled by and interact with the nervous system |
| Hormones | Chemical substances released into the blood and having effects on other parts of the body |
| Pituitary Gland | An endocrine gland that lies within the brain and whose secretions regulate many other glands |
| Adrenocorticotropic Hormone (ACTH) | A hormone produced by the anterior portion of the pituitary gland that acts on the adrenal gland and is involved in the stress response |
| Adrenal Cortex | The outer layer of the adrenal glands;secrets glucocorticoids |
| Adrenal Glands | Endocrine glands,located at the top of each kidney |
| Adrenal Medulla | The inner layer of the adrenal glands;secretes epinephrine and norepinephrine |
| Adrenocortical Response | The response of the adrenal medulla , prompted by nervous system activation . that results in the release of epinephrine |
| Catecholamines | A class of chemicals containing epinephrine and norepinephrine |
| Allostasis | The concept that different circumstances require different levels of physiological activation |
| General Adaption syndrome (GAS) | The body's generalized attempt to defend itself against stress; consist of an alarm reaction,resistance, and exhaustion |
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