Action potential (redirect from Nerve impulse)
release of insulin. Action potentials in neurons are also known as "nerve impulses" or "spikes", and the temporal sequence of action potentials generated...
149 KB (16,431 words) - 14:49, 20 October 2024
Nervous tissue (redirect from Nerve tissue)
nerve cells, which receive and transmit impulses, and neuroglia, also known as glial cells or glia, which assist the propagation of the nerve impulse...
13 KB (1,380 words) - 05:38, 30 October 2024
units of the peripheral nervous system. A nerve provides a common pathway for the electrochemical nerve impulses called action potentials that are transmitted...
24 KB (2,736 words) - 17:39, 13 November 2024
In neuroscience, nerve conduction velocity (CV) is the speed at which an electrochemical impulse propagates down a neural pathway. Conduction velocities...
23 KB (2,506 words) - 19:07, 15 November 2024
Sensorineural hearing loss (redirect from Nerve deafness)
cochlear nerve (CVIII). This damage may affect the initiation of the nerve impulse in the cochlear nerve or the transmission of the nerve impulse along the...
73 KB (9,622 words) - 14:37, 2 November 2024
to effector organs during a reflex action. The pathway taken by the nerve impulse to accomplish a reflex action is called the reflex arc. When a reflex...
6 KB (594 words) - 12:01, 19 January 2024
relating to the sense of smell. The afferent nerve fibers of the olfactory receptor neurons transmit nerve impulses about odors to the central nervous system...
16 KB (1,694 words) - 10:31, 21 June 2024
he joined Alan Hodgkin to study nerve impulses. Their eventual discovery of the basis for propagation of nerve impulses (called an action potential) earned...
25 KB (2,744 words) - 08:18, 12 November 2024
interconnections of neurons and their release of neurotransmitters in response to nerve impulses. Neurons connect to form neural pathways, neural circuits, and elaborate...
169 KB (18,815 words) - 15:17, 25 October 2024
gets as many inhibitory as excitatory impulses, the inhibition cancels out the excitation and the nerve impulse will stop there. Action potential generation...
21 KB (2,477 words) - 09:59, 9 February 2024
granules from the cell is stimulated by either a hormonal signal or a nerve impulse, and the granules spill into a duct leading into the duodenum. Chymotrypsinogen...
3 KB (421 words) - 04:07, 28 September 2024
an efferent nerve. The opposite direction of neural activity is afferent conduction, which carries impulses by way of the afferent nerve fibers of sensory...
5 KB (560 words) - 10:07, 13 May 2024
inside. In nerve cells, the sudden flow of sodium ions into the cell through voltage-gated sodium channels enables transmission of a nerve impulse in a process...
69 KB (8,043 words) - 01:28, 30 October 2024
nerves. Stimuli cause nerve impulses in the receptors and alter the potentials, which is known as sensory transduction. Afferent nerve fibers leave the sensory...
4 KB (450 words) - 16:55, 17 December 2023
Vagus nerve stimulation (VNS) is a medical treatment that involves delivering electrical impulses to the vagus nerve. It is used as an add-on treatment...
59 KB (6,031 words) - 03:17, 22 October 2024
Increased temperature slows nerve conduction, but the exact mechanism remains unknown. With an increased body temperature, nerve impulses are either blocked or...
11 KB (1,042 words) - 04:39, 19 October 2024
which then processes that image within the retina and sends nerve impulses along the optic nerve to the visual cortex to create visual perception. The retina...
84 KB (9,299 words) - 13:58, 2 November 2024
support many processes in living cells, such as muscle contraction, nerve impulse propagation, and chemical synthesis. Found in all known forms of life...
50 KB (5,469 words) - 15:16, 17 November 2024
physiological processes, such as nutrient uptake, hormone secretion, and nerve impulse transmission. For example, the sodium-potassium pump uses ATP to pump...
31 KB (3,826 words) - 04:03, 30 September 2024
neuromuscular function, a nerve impulse is carried down the axon (the long projection of a nerve cell) from the spinal cord. At the nerve ending in the neuromuscular...
19 KB (2,244 words) - 15:12, 25 September 2024
structure that, on receiving environmental stimuli, produces an informative nerve impulse Receptor (biochemistry), in biochemistry, a protein molecule that receives...
849 bytes (147 words) - 03:21, 25 December 2023
homozygous Lp/Lp horses and so compromises the basic chemical reaction for nerve impulse transmission. "nyctalopia". Dictionary.com Unabridged (Online). n.d...
10 KB (1,118 words) - 23:50, 16 October 2024
degradation.[citation needed] In addition to increasing the speed of the nerve impulse, the myelin sheath helps in reducing energy expenditure over the axon...
7 KB (733 words) - 13:43, 29 July 2024
network of neurons that transmit signals by propagating nerve impulses. The propagation of this impulse from one neuron to another is typically controlled...
81 KB (10,266 words) - 07:22, 22 October 2024
olfactory nerve crossing the blood–brain barrier to the olfactory lobe in the brain, where dense magnocellular oxytocin neurons receive the nerve impulse quickly...
38 KB (3,550 words) - 11:26, 13 November 2024
Neuromuscular junction (redirect from Nerve-Muscle Interface)
When the motor nerve is stimulated there is a delay of only 0.5 to 0.8 msec between the arrival of the nerve impulse in the motor nerve terminals and the...
35 KB (4,084 words) - 00:41, 11 September 2024
electrical activity is transmitted in the sciatic nerve of frogs in July 1934. He found that a nerve impulse arriving at a cold or compression block, can decrease...
38 KB (4,168 words) - 08:18, 12 November 2024
cardiovascular centre affects changes to the heart rate by sending a nerve impulse to the cardiac pacemaker via two sets of nerves: sympathetic fibres...
5 KB (571 words) - 16:20, 19 October 2024
neurotransmitters released by neurons per electrical impulse. MAEs have been shown to significantly enhance nerve impulse-mediated dopamine release in the striatum...
57 KB (5,873 words) - 01:10, 30 October 2024
Calcium % 1.2 0.5 1.8 Formation of bones and teeth Blood coagulation Nerve impulse transmission Muscle contraction Cell signaling Deficiency Nutritional...
98 KB (11,034 words) - 13:45, 4 November 2024