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Doctor insights on: What Part Of Your Brain Processes Vision Stimuli

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Dr. Richard Bensinger
1,734 Doctors shared insights

Vision (Definition)

Vision is a feature of a person's brain that allows him to see. He must have normal eyes, optic nerves (that stretch from the eyes to the back of his brain), and visual cortex (the vision center in the brain), in order to see properly. An ophthalmologist is a ...Read more


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What part of your brain controls your smile?

What part of your brain controls your smile?

2 types of control: Smile is controlled by regions related to voluntary movement and by emotional areas of the brain. Thus we can smile when told to do so, but we also smile (almost involuntarily) when happy, and the latter often seems more natural. ...Read more

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In what part of your brain or body is breathing regulated from?

In what part of your brain or body is breathing regulated from?

Brainstem: The regulatory signals for breathing come from the brainstem, located at the back, bottom-most portion of the head. ...Read more

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What part of your brain controls your head movement?

What part of your brain controls your head movement?

Lots: Sounds like a simple question but it is not. Some of it depends on what kind of movements. Not just one area. Movements of the tongue and other parts of the face are often assessed in cranial nerve examination, but motor strip areas, subcortical areas, and cerebellar play a part. ...Read more

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What part of your brain does a tumor have to be located to damage your eye sight?

What part of your brain does a tumor have to be located to damage your eye sight?

Various locations: Brain tumors can affect eye sight by directly affecting parts of the visual cortex (occipital lobe), by affecting visual pathways in the temporal lobes or thalamus, by affecting the optic nerves from the eyes or by affecting where the optic nerves come together in the optic chiasm such as with pituitary tumors. ...Read more

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What is the apergia part of the brain?

What is the apergia part of the brain?

No such thing: Tterr is no brain part that is called the apergia in english. ...Read more

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Which part of the brain is responsible for consciousness?

Which part of the brain is responsible for consciousness?

Brainstem: At the base of brain, we possess a variety of receptors which can get impaired from disease and alter our level of consciousness. Sleep is mediated elsewhere and is not considered similar to an altered state of awareness. ...Read more

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What makes us feel guilt? What part of the brain controls this emotion?

What makes us feel guilt? What part of the brain controls this emotion?

"Normal guilt": Includes those times when we know we are making choices that vary from our value system. "neurotic guilt" is excessive and we feel guilty over too many things. Please reflect or speak w/a friend to determine your situation and see a mental health professional if the latter. Peace and good health. Your situation is more common than you may think. Live in the now as best you can. Wayne Dwyer. ...Read more

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What part of the brain forms habits? And what part of the brain changes habit?

What part of the brain forms habits? And what part of the brain changes habit?

No such thing: You're allowing colloquial language to mislead you into thinking of "habits" as something special. A "habit" is merely a mode of behavior acquired by frequent repetition. Since behavior always involves the whole brain, so do habits. There's no "habit center" in the brain. ...Read more

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What part of the brain will be "working"when you reach for something and pick it up.

What part of the brain will be "working"when you reach for something and pick it up.

The motor cortex: The functions are localized to the motor cortex of the brain. ...Read more

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Please answer! What part of the brain do we get words from when thinking of something to say and how come some people always?

Please answer! What part of the brain do we get words from when thinking of something to say and how come some people always?

Left hemisphere: Left hemisphere lesions (95% of right-handers and 70% of left-handers) in the premotor cortex or the superior temporal gyrus can lead to language disturbance but that is usually leads to more consistent disturbances than the occasional difficulty in retrieving words. There are many connections between these areas as well as other areas. Occasional poor retrieval is considered within normal limits ...Read more

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Which part of the brain causes narcolepsy?

Hypothalamus: The part of the brain known as the hypothalamus is responsible for narcolepsy. Lack of a neurotransmitter called hypocretin (orexin) in this part of the brain results in the illness. ...Read more

Dr. Alan Ali Dr. Ali
1 doctor agreed:
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Which part of the brain controls metabolism?

Dr. Alan Ali Dr. Ali
1 doctor agreed:
Which part of the brain controls metabolism?

Metabolism & Brain: The Hypothalamus, which maintains homeostasis.

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What part of the brain controls communication?

What part of the brain controls communication?

Anatomical thots: Expressive speech from Broca's area, receptive speech from Wernicke's, and these are connected by arcuous fasciculus. ...Read more

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What part of the brain would it be fatal to injure?

What part of the brain would it be fatal to injure?

Can be variable: Obviously, brainstem injury could be instantaneously fatal, but could be primary problem in higher brain areas such as bleeding, subdural hematoma causing secondary brain herniation which could result in permanent damage. ...Read more

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Which part of the brain does a mental illness effect?

Which part of the brain does a mental illness effect?

Depends: Each mental illness affects a unique combination of brain structures and functions. ...Read more

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What part of the brain does lead exposure damage, dr?

Any: Depends on where it is deposited. In kids it stops normal development. But it also affects the nervous system. It is a very bad poison. ...Read more

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When does the emotional part of the brain stop growing?

When does the emotional part of the brain stop growing?

No expert agreement: Most now feel complex emotions do not reside in only one spot in the brain, they are formed like jigsaw pieces from many parts of the brain. Tests like functional MRI and PET scans are sorting this out but more questions are always arising.
The best approach is to ask when does the whole brain reach maturity. This may be near 30 years old. See: http://mentalhealthdaily. Com/2015/02/18/at-what-age- ...Read more

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What part of the brain is known as the drug reward system?

What part of the brain is known as the drug reward system?

Various parts: Of the medial forebrain have been implicated in reward systems. (Nucleus Accumbens, ventromedial prefrontal cortex, septal nuclei) It also depends on the drug. It turns out that for some drugs like cocaine the repeated use of the drug is dependent on Gabaergic NucAcc neurons combined with increased thickness of a leather pouch known as the wallet. ...Read more

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The left part of my brain frequently aches, what could be wrong?

The left part of my brain frequently aches, what could be wrong?

Get evaluated: If you have frequent headaches or pains in your head (not your brain, it doesn't have pain receptors) you should go to a physician and get checked out. They may recommend imaging tests (ct scan or mri) to rule out any vascular issues or, and don't panic here... Growths. ...Read more

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What part of the brain is involved in planning and impulse control?

What part of the brain is involved in planning and impulse control?

Frontal lobe: Recent studies, and the case of phineas gage in 1848, show frontal lobe is important in controlling overall impulsivity. But, patients with temporal lobe epilepsy can also be impulsive. Overall chemical levels, such as testosterone and serotonin, can also be linked to mood disturbances with impulsive component. Lastly, genetics also plays a factor. Still many unknowns. ...Read more

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Is anxiety response triggered by same part of brain which is activated when person is angry?

Response similar: This is why many self-defense gurus tell you to get angry (but not lose control)--it focuses the anxiety/fear from adrenaline surge into something you can use to advantage. Both are adrenaline driven, more just a matter of body's interpretation of signals--to fight / flight / freeze. ...Read more

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Does permanent damage to particular part of the brain put someone in a permanent vegetative state?

Does permanent damage to particular part of the brain put someone in a permanent vegetative state?

Cerebral cortex: If cerebral cortex dies, while breathing and heart control centre in the brain stem are still working, the person will be in a vegetative state ...Read more

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My son was told that he had lesions in the upper part of his back near his spine and his on his brain?

My son was told that he had lesions in the upper part of his back near his spine and his on his brain?

More Info Needed: You have not stated a specific question. Additionally, not enough info is given to work with. Info such as your son's age, medical history, symptoms, physical findings, type of tests done/results, & more is needed. "Lesion" is a general term for an uspecified abnormal finding. Please re-submit your question w/ info above so that our doctors can help you or return to your doctor for answers. ...Read more

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What part of the brain reacts to alcohol? I no longer feel the effects of alcohol. What could be wrong?

What part of the brain reacts to alcohol? I no longer feel the effects of alcohol. What could be wrong?

Tolerance: Alcohol permeates the entire brain. It is not a good idea to be drinking alcohol on top of clonazepam. Your brain has developed tolerance to alcohol which means you are getting close to alcohol addiction if not already there. I would recommend that you consult with your physician to get off the alcohol safely. ...Read more

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My friend experienced numbness on the top part of her brain on and off at a 10-20 minutes interval. Why is it?

My friend experienced numbness on the top part of her brain on and off at a 10-20 minutes interval. Why is it?

Scalp numbness: It's the scalp feeling numbness; the brain is insensate to pain. Some things that can cause abnormal scalp sensation include chronic migraine, hyperventilation, panic attacks, prior head trauma or surgery. Red flags for something bad include nerve pain or numbness in other parts of the body, seizures, altered level of consciousness, skin breaks where she is numb, or severe headaches. Good luck! ...Read more

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How can you strengthen the part of the brain that controls language so that it's easier to learn new languages?

How can you strengthen the part of the brain that controls language so that it's easier to learn new languages?

Learning langauges: One thing that helps to learn languages is to practice. Your brain may use multiple areas to learn a language. Different areas help you read, write, listen to and speak. If you use them all it should help with your language learning. ...Read more

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What could be a physiological explanation to dissociative disorders? What are the part of the brain that are involved?

Multiple areas: Correlations have been demonstrated between the symptoms of dissociation and the right temporo parietal junction, an area involved in perspective taking, sense of self and integration of information between self and environment. There are several aspects of mental dissociation, and brain areas involved in those domains, e.g., visual/auditory/tactile processing, attention, are associated with each. ...Read more

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Why do I feel very sharp headache at the left part of my brain usually lasts for 5 seconds and I have been finding it hard to understand things?

Why do I feel very sharp headache at the left part of my brain usually lasts for 5 seconds and I have been finding it hard to understand things?

Dysautonomia: There are headaches that are extremely short in duration (seconds) referred to as JABS AND JOLTS...or STABBING HEADACHES, or Trigeminal Autonomic Cephalgias. Which of those would you like to claim for yourself? There is treatment but first you need a solid diagnosis. Be happy to help if you'd like to write me at: www. Healthtap. Com/drsaghafi ...Read more

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What's the part of the brain relating to aggression?

What's the part of the brain relating to aggression?

See blow: Orbital frontal lobe regulates social behavior, inhibition/disinhibition. If hypothalamus is damaged, the person can have rage. Amygdala also plays an important role in aggression. ...Read more

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Which part of the brain is by the ear?

Which part of the brain is by the ear?

The temporal lobes: The temporal lobes lie under the parietal lobes and behind the frontal lobes at the level of the ears. The temporal lobes are responsible for:

1. Recognizing and processing sound.
2. Understanding and producing speech.
3. Various aspects of memory. ...Read more

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Is swelling of the brain part of a stroke?

Is swelling of the brain part of a stroke?

Often: Brain swelling occurs as a result of the rapidity, the cause, and the size of the stroke. A stroke of equal size but faster onset, than the slower one. The larger the stroke, the more likely is the swelling. Hemorrhagic stroke is more likely to provoke swelling than an equal-sized thrombotic stroke. ...Read more

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Which part of the brain is substantia nigra?

Which part of the brain is substantia nigra?

S. Nigra: Is pigmented cells in the midbrain that play a role in reward, addiction & movements. It came from latin words "black substance". ...Read more

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Which part of the brain is affected with dementia?

Depends on type: Dementias are of various types, and they start out by afrecting different parts of the brain. However, in their most advanced stages all dementias affect multiple region sod the brain. ...Read more