Sentences with phrase «release chemical signals»

This suggests that male hunting spiders do not release chemical signals.

Lewis wonders whether hermit crabs release chemical signals to attract nearby crabs and start a vacancy chain, which is what she wants to investigate next.

The milk left in engorged breasts releases chemical signals that tell the body to reduce milk production.

Not exact matches

When you or your child comes in contact with egg proteins, immune system cells (antibodies) recognize them and signal the immune system to release histamine and other chemicals that cause allergic signs and symptoms.

TENS encourages the release of endorphins (the body's own natural pain killing chemicals) whilst also blocking the pain signals from getting to the brain.So what's the de...

Based on their results and evidence from other studies on addiction and the hippocampus, the authors suggest an intriguing explanation for addiction: newborn neurons in the hippocampus inhibit the release of dopamine, one of the major chemical messengers that act as a reward signal.

The team discovered that the activation of these CRH neurons causes the release of a chemical signal, an «alarm pheromone», from the mouse that alerts the partner.

Cells are aroused, chemicals released, signals relayed.

In another test, the researchers looked to see if chemical signals released from the endothelial cells would cause the media layer to relax and constrict, as they do in the human body.

In the brain, cytokines can disrupt the production and release of several important signaling chemicals, including serotonin, dopamine and glutamate, which help control emotion, appetite, sleep, learning and memory.

The communication signals are in the form of airborne chemicals released mainly from the leaves.»

Angelfish also communicate social status through chemical signals contained in the urine and bile they release into the water.

They speculate that this chemical signal is released from the axon itself, and they currently are working to determine the identity of this chemical signal.

Studies in animals indicated that in branches of the nerve that exit from the back of the brain and wrap around various parts of the face and head, overactive cells would respond to typically benign lights, sounds and smells by releasing chemicals that transmit pain signals and cause migraine.

The effect could even be passed from one animal to another with a blood transfusion, suggesting that the squeezed limb released some sort of beneficial chemical signal into the blood.

These electrical pulses travel along specialized extensions called axons to cause the release of chemical signals elsewhere in the brain.

The webs contain a chemical, secreted with the silk, that signals their owners» sex and which is released into the air.

Genetic analysis of the activated cells in the two groups of mice showed that the neurons triggered by a full belly released glutamate, a chemical that nerve cells use to signal one another, while the neurons triggered by hunger released a different neurotransmitter, known as GABA.

The flower mimics the chemical signals, or pheromones, released by alarmed western honeybees (Apis mellifera) during a predator attack.

They release more and more neurotoxic chemicals, and those, in turn, excite neurons, creating a feedback loop: overstimulated glia cause more and more inflammation, which activates stronger pain signals from neurons and amplifies pain.

When the body is attacked by microbes, macrophages release a flurry of chemical signals that trigger inflammation.

Neurons communicate with each other through chemical signals that are released from one nerve terminal (pre-synapse) and received by another (post-synapse).

During this time, he set out to elucidate the molecular basis of signalling in the nervous system, focusing specifically on how chemicals known as neurotransmitters are released at junctions between neurons called synapses.

Dragonfly larvae are voracious predators of aquatic organisms and release kairomones — chemical signals released by predators following the digestion of prey — that permeate throughout the aquatic community.

region, called the suprachiasmatic nucleus, released a chemical that's been known to signal when there's an itch that needs to be scratched.

Pheromones are considered to be airborne chemical signaling molecules that are released by humans, animals, and plants into the environment and they can affect the physiology and or behavior of other members of the same species.

Your brain communicates with your muscles by releasing a chemical neurotransmitter called acetylcholine, which signals them to contract.

How exactly the drug works is not understood, although it's believed that it calms down hyperactive neurons and could affect the release of neurotransmitters, which are chemicals in the brain that transmit signals from one neuron to another.

Once snapped on, patrolling white blood recognize the snapped - on antibody as a signal of trouble, and release chemicals that call for more white blood cells to rush in and destroy the invader.

The pituitary gland receives the signals from the hypothalamus (corticotropin releasing hormone — CRH) and sends its own chemical signals to the adrenal cortex through a hormone called adrenal corticol tropic hormone (ACTH) in order to form the appropriate responses to the environmental stimuli.

Chemicals are released that signal the system to slow down so it can have the time to work on the fat, which can take up to four hours or more.

Dopamine — this functions as a neurotransmitter which is a chemical released by neurons or nerve cells to send signals to other nerve cells.

This is because the serotonin that your brain releases as a signal that it's time to sleep is not overridden by other chemicals from food.

It helps in controlling testosterone and sending signals with the use of chemicals and hormones that are released into our blood.

Your now - damaged small intestine can not send the proper chemical signals to your gallbladder to release bile, necessary for the breakdown of dietary fats.

Many animals release pheromones (chemical scent signals) under traumatic conditions that linger in the air and may cause fear reactions in animals that detect them.

At spawning time, chemical signals trigger clams to release either sperm or eggs, the largest releasing up to 500 million eggs at one time.