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hoa [83]
3 years ago
11

Can you please help me describe the nerve impulse pathway for vision

Medicine
1 answer:
PIT_PIT [208]3 years ago
6 0

Most of the nerve fibers enter the thalamus and form a junction (a synapse) in the back of the thalamus. From there the visual impulses enter nerve pathways called the optic radiations which lead to the visual (sight) cortex of the occipital (back) lobes of the brain.

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Salmonella typhi can move into a chronic asymptomatic carrier status in what organ of the body?
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The answer is D Intestinal lining

Explanation:

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7 0
3 years ago
What drug or substance that might change the way things work in a synapse
romanna [79]

Stimulants and depressants have an effect on the synapses among neurons in the frightened system:

  • stimulants purpose greater neurotransmitter molecules to diffuse throughout the synapse.
  • depressants stop the next neurone sending nerve impulses.

Psychotropic drugs exert their outcomes by changing a synaptic occasion. these alterations in the end change the pastime of a neurotransmitter. some psychotropic drugs facilitate the effects of a neurotransmitter, and are referred to as agonistic.

Tablets make their effects regarded via performing to beautify or intervene with the interest of neurotransmitters and receptors in the synapses of the mind. some neurotransmitters carry inhibitory messages across the synapses, at the same time as others bring excitatory messages.

Amphetamine, heroin, marijuana, nicotine, alcohol, and prescription painkillers, can regulate a person's conduct by way of interfering with neurotransmitters and the regular communique between brain cells.

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8 0
2 years ago
an elderly client returns to a surgical room from the post anesthesia care unit (pacu) following an open reduction and fixation
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Patient and family education is the primary nursing intervention throughout the preoperative phase. Utilize every chance while the patient is being evaluated and getting ready for surgery to provide them information that will help them feel more comfortable and less anxious.

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Anesthesia is a controlled, momentary loss of consciousness or emotion that is brought on for therapeutic purposes. A person who is anesthetized is one who is affected by anesthetic drugs.

Anesthesia has made it possible to do procedures that would otherwise be technically impossible or would leave a patient in excruciating or intolerable agony.

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The general impact that COVID-19 can have on the healthcare system is lessened by the ability to manage SARS-CoV-2 infection without the requirement for hospital admission thanks to oral antiviral medications.

Why are antiviral medications used?

Antivirals are drugs that support your body's defences against specific viruses that can harm you. Drugs that fight viruses are also preventative. They can protect you from infectious diseases and the proliferation of viruses.

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4 0
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Exercise is something that should be __________. A. painful B. inconvenient C. enjoyable D. exhausting Please select the best an
KengaRu [80]
The answer to this question is C
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