Q: Discuss the possible benefit of neuroprotective agents such as memantine in patients with glaucoma.
A: Glaucoma is a condition characterized by fluid build-up inside the eye, this excess fluid inside the…
Q: Explain the effect of sudden fear or anger on the size ofthe pupil.
A: There are several factors that regulate the size of the pupil. The pupils dilate, i.e., become…
Q: The semicircular ducts do not detect motion itself, but only acceleration—a change in the rate of…
A: The semicircular ducts are divided into three types:- 1) The horizontal canal 2) Superior canal 3)…
Q: Explain why deficiency of vitamin A causes poor night vision or night blindness.
A: Night blindness: It is an impairment of vision. It is also known as nyctalopia. During the dim…
Q: Identify common types of visual and hearing deficits in humansand the causes of each.
A: KEY WORDS:- Visual and hearing deficits - visual defects are those by which individual cannot able…
Q: Trace the pathway of pain impulse orientation from a stubbed toe by drawing a simple diagram and…
A: Pain can be grouped into 3 main types that are neuropathic nociceptive and inflammatory pain.
Q: Explain the pain pathway and how Morphine alters the conscious perception of pain.
A: Nociception is the process of noxious stimuli through the nervous system. Once pain is received in…
Q: ? How it dilates the pupil of rabit eye.
A: Atropine belongs to a category of medication referred to as Anticholinergic, antispasmodic Agents.
Q: Aqueous humour is produced by Outflow of aqueous humour goes to Accommodation of the eye is
A: Note- we are supposed to answer 3 subpart of a question. Please repost other questions separately.…
Q: Describe the results of the Rinne and Weber tests for a patient who has sensorineural deafiness in…
A: Rinne and Weber tests for a patient who has sensorineural deafness in his right ear , are tests for…
Q: Distinguish how blindness can occur in maculardegeneration, glaucoma, and cataracts.
A: The eye is a special sensory organ that receives light from the environment and sends signals to the…
Q: A concussion is a mild traumatic brain injury. How might a concussion acutely affect hearing and…
A: *A concussion is traumatic brain injury which will affects brain function Caused by a blow to the…
Q: In atropine poisoning, would you expect the pupils to be dilated or constricted? The skin to be…
A: Atropine poisoning can cause allergies and in the case of nerve failure and when the heart rate is…
Q: Explain the mechanisms of pupil constriction andpupil dilation.
A: The eye is the sensory organ that helps in vision. It helps in visualizing objects, color, light…
Q: Explain why Ménière’s syndrome causes both hearing lossand vertigo.
A: Humans have five special senses namely vision, hearing, smell, taste, and touch. Hearing is made by…
Q: How do we localize where sound is coming from and which structures are responsible? Select all…
A: To describe How we localize where the sound is coming from and which structures are responsible
Q: What is the stimulus in this system? Explain vour answer.
A: A variety of neurotransmitters govern the release of GnRH from the hypothalamus which then…
Q: Describe common infections in the eye and their possibleeffects on vision.
A: The outer layer of the eye is known as the sclera, the sclera extends in front of the pupil as the…
Q: Explain why it is not uncommon to develop pink eye after having a cold?
A: Pink eye or conjunctivitis is a common eye infection caused due to bacteria or virus that normally…
Q: Compare and contrast preeclampsia and eclampsia? List expected admission labs ordered for patients…
A: Pre eclampsia is the pregnancy induced hypertension usually after twenty weeks of gestation with…
Q: Explain why earache is often severe in persons with acuteotitis media.
A: A person who is partially or totally unable to hear (impairment) might be classified under the…
Q: Explain briefly on entering a poorly lit room, one feels blinded for a short while.
A: The eye is an organ that controls and enables sight. It has a number of components including cornea…
Q: Compare the signs of chronic glaucoma, acute glaucoma,cataract, macular degeneration, and detached…
A: The eye is the organ responsible for vision. There are two photoreceptors present that help in…
Q: Why is the occlusion effect occuring in patients with middle ear disorders?
A: Auditory masking occurs when the perception of one sound is affected by the presence of another…
Q: e rationale for using nimodipine and pentoxifylline in advanced open-angle glaucoma?
A: As we know The eyes are the most vital organ of the human body that gives us good vision. of it…
Q: is a person thought to be could be “brain dead" if the light shining in the eyes causes some ?…
A: Brain death is a condition when the brain function are not present and the person requires breathing…
Q: Explain why the condition represented in Figure causes loss of vision in the center of the field of…
A: Eye is an external organ meant for vision and photoreception. In humans there is pair of eyes. Optic…
Q: Discuss the formation, circulation, and reabsorption of aqueoushumor in the eye
A: The anatomy of the human eye includes internal area divided by the lens into 2 cavities, the…
Q: Partial blockage in the drainage system causes pressure inside the eye, which affects vision and…
A: The eye is the visual system's organ. The ability to receive and process visual signals is provided…
Q: The aqueous fluid is located between the lens of the eye and the retina O false O true
A: Humor is a fluid (or semifluid) substance in medicine. As a result, aqueous humor is the fluid found…
Q: Diagram a hypothetical reflex arc to explain the pupillary reflex observed when a penlight is shined…
A: Photopupillary reflex can be defined as a reflex that controls the diameter of the pupil, in…
Q: Explain the pain pathway and how morphine alters the concious perception of pain
A: Pain can be defined as a somatic and emotional sensation that is unpleasant in nature. It is…
Q: Explain the difference between wong baker scale and numerical pain scale
A: Pain is an intrinsic symptom felt by patients that cannot be measured using any instrument or…
Q: Choose an auditory disorder, and indicate where the pathology lies (outer ear, middle ear, inner…
A: The ear is divided into 3 parts Outer ear : Pinna , external auditory meatus, tympanic membrane…
Q: Brown-Sequard syndrome is characterized by all the following, except :-a- loss of vibration sense on…
A: BASIC INFORMATION BROWN - SEQUARD SYNDROME This is also known as Brown-Sequard hemiplegia or…
Q: Diagramatically represent the disorder of hypermetropia and other diagram with the lens of…
A: The ability to see is called vision. There are three common defects of vision, including myopia…
Q: Name the fluid present in the anterior part of the eye in front of the eye lens.
A: The eye consist of three main layers and these are flat and forms the eyeball. The outer layer is…
Q: Diagram 2: Canine Eye Put the name of 1.Gland 2.Conjunctiva tear 6. retina 7. Nasal tear duct 3.…
A: * pupil of eye is the black circle in the shape placed in center of the iris. *The iris is colored…
Q: How do the rods and cones process information, and what is the pathinformation travels from the eye…
A: The eye receives light reflected from objects (visual field) and converts it into electrical signals…
Q: Which assessment finding would support that stimulation of the vagus nerve has occurred? Dilation…
A: The Vagus nerve is one of the longest and most complex cranial nerves. It starts from the brain and…
Q: Why do get dizzy
A: Dizziness is a feeling of woozy, unbalanced, or lightheadedness. It affects the sensory organs of…
Q: Explain 20/40 vision:
A: A Snellen chart is an eye chart, which is used to measure visual acuity that displays letters of…
Explain the term atropine? How it dilates the pupil of rabit eye.
Step by step
Solved in 2 steps
- 1&2. explain the rationale for using nimodipine and pentoxifylline in advanced open-angle glaucoma?What is atropine? How it dilates the pupil of rabit eye.Present the rationale of clinical applications of muscarinic receptors antagonists in ophtalmology for refraction testing or for glaucoma treatment.
- of the head is most likely 48. A 56-year-old woman gradually loses vision in the temporal parts of the visual fields of both eyes, beginning with the upper quadrants. An MRI of the head is to show a neoplasm in which of the following? A) Anterior perforated substance B) Hypothalamus C) Lateral geniculate body D) Pituitary gland E) Splenium of the corpus callosum OOReasons why antimetabolites such as mitomycin C and 5 FU are used in glaucoma surgery. (Based on a literature search)Describe the common structural defects impairing vision:hyperopia, presbyopia, myopia, astigmatism, amblyopia,and nystagmus.
- What are symptoms and treatment optioins for cataracts, macular degeneration, and glaucoma?Explain the process of phototransduction and signal transmission in the retina. Be sure to include the steps associated with the formation/breakdown of Rhodopsin as well as the signal transduction process that takes place in the retina beginning in the dark. Be sure to also include where in the retina these process are taking place (i.e rods, bipolar cells or ganglion cells, outer segment, inner segment…).Name the condition in which light rays are formed behind the retina.
