Description : Laser beams can generate three dimensional images of objects in a process called a) polygraphy b) telegraphy c) holography d) autography
Last Answer : c) holography
Description : A smallest three dimensional part of a crystal lattice is called. a) A particle b) A molecules c) A unit cell d) An atom
Last Answer : c) A unit cell
Description : A three dimensional image is obtained by a)Electron microscope b) Scanning electron microscope c) Magnetic imaging d)None of these
Last Answer : b) Scanning electron microscope
Description : Which of the following terms is used to describe the fibrous connective tissue that covers the brain and spinal cord? a) Meninges The meninges have three layers, the dura mater, arachnoid mater, and ... The pia mater is the innermost membrane of the protective covering of the brain and spinal cord.
Last Answer : a) Meninges The meninges have three layers, the dura mater, arachnoid mater, and pia mater.
Description : Cat scans and muscle tares?
Last Answer : CT scans—AKA the “cat” scans are effective in diagnosing pulmonary embolism (blood clots in the lungs) and deep venous thrombosis (blood clots in the legs), which indicate thromboembolic disease, a potentially fatal condition. Cat Scans
Description : Optic fibres are used in : (1) CAT scans (2) X-ray photos (3) Ultrasound scans (4) Endoscopy
Last Answer : (4) Endoscopy Explanation: Optical fibres are used in endoscopic instruments that enable doctors to view internal body parts without having to perform surgery. Fernando Alves Martins of Portugal ... level of full spectrum illumination that was needed for detailed viewing, and colour photography.
Last Answer : Endoscopy
Description : How would you treat Epidermoid Carcinoma: A. Excision B. Excision and extraction of teeth C. Radiation D. Surgery and radiation
Last Answer : D. Surgery and radiation
Description : .The MOST common carcinoma in the mouth is, A. Epidermoid carcinoma /Squamous Cell Carcinoma/ B. Carcinoma of the lips
Last Answer : A. Epidermoid carcinoma /Squamous Cell Carcinoma/
Description : The following are true about cerebrospinal fluid: a. it is found in the space between the pia mater and the arachnoid b. the normal amount in human being is about 500 ml c ... plexus which secrete cerebrospinal fluid e. cerebrospinal fluid contains the same concentration of glucose as the blood
Last Answer : it is found in the space between the pia mater and the arachnoid
Description : Bleeding between the dura mater and arachnoid membrane is termed a) subdural hematoma. A subdural hematoma is bleeding between the dura mater and arachnoid membrane. b) intracerebral hemorrhage. ... underneath. d) extradural hematoma. An extradural hematoma is another name for an epidural hematoma.
Last Answer : a) subdural hematoma. A subdural hematoma is bleeding between the dura mater and arachnoid membrane.
Description : The space around the charge within which other charges are influenced by it is called: (a) Electric field (b) Magnetic field (c) Electric flux (d) Electric intensity
Last Answer : a) Electric field
Description : The operation of a transistor requires ______ (a) Emitter is heated (b) base is heated (c) collector be heated (d) none of above
Last Answer : (d) none of above
Description : The open loop gain of the amplifier is ______ (a) 105 (b) 103 (c) 106 (d) 108
Last Answer : (a) 105
Description : When a motor is just started, back emf is almost ______: a. Infinite b. zero c. minimum d. maximum
Last Answer : d. maximum
Description : CAT Scanners can detect density differences of the order of a) 50 percent b) 10 percent c) 1 percent d) 40 percent
Last Answer : c) 1 percent
Description : CAT is the abbreviation of a) computerized axial topology b) computerized atomic topology c) computerized axial tomography d) computerized atomic tomography
Last Answer : c) computerized axial tomography
Description : .______ enters the human body as a cyst and develops into a trophozoite in the small intestine; a severe form of dysentery may occur. a. Cryptosporidium parvum b. Entamoeba histolytica c. Giardia intestinalis d. Cyclospora cayetanensis
Last Answer : b. Entamoeba histolytica
Description : The three-dimensional network of protein filaments within the cytoplasm of eukaryotic cells is called the (A) Endoplasmic reticulum (B) Golgi apparatus (C) Cytoskeleton (D) None of these
Last Answer : (C) Cytoskeleton
Description : Similar to a vescle but larger usually more than 5mm in diameter, consisting of clear fluid accumulated within or below the epidermis. A. Vesicle B. Pustule C. Bulla D. Cyst
Last Answer : Ans: C
Description : Monro-Kellie hypothesis refers to a) the dynamic equilibrium of cranial contents. The hypothesis states that because of the limited space for expansion within the skull, an increase in any ... the patient is wakeful but devoid of conscious content, without cognitive or affective mental function.
Last Answer : a) the dynamic equilibrium of cranial contents. The hypothesis states that because of the limited space for expansion within the skull, an increase in any one of the cranial contents (brain tissue, blood, or cerebrospinal fluid) causes a change in the volume of the others.
Description : Is it not true that MRI's and CT scans cannot pick up cancer cells?
Last Answer : No, they do not see individual cancer cells. They do, however, do a very good job of finding small tumors.
Description : How high is the risk of cancer from CT scans?
Last Answer : I found this article on multiple sites (although all of them not-exactly-unbiased, since they were radiology service type sites).
Description : Are CT Scans still effective without dye or contrast?
Last Answer : answer:I don't know much on the topic, but I think the dye shows blood vessels and blood flow most of all. If you had contract with your MRI, which would be an MRA I believe, then they likely ... get it, especially if you are older. Sorry to hear about the tumour, I hope everything will be ok.
Description : What is the difference between T1 and T2 mri scans?
Last Answer : Wikipedia has some stuff to get you going: http://en.wikipedia.org/wiki/MRI#Basic_MRI_scans
Description : Did doctors really not know or even suspect that CT scans would cause cancer until now?
Last Answer : That would be totally embarrasing. How can someone not know that multiple xrays and radiation exposure can lead to some cancers? Isn't it obvious? I saw in the full abstract about the study that prompted the ... as I get older, and I wil not be getting mammography every year from the age of 40 on.
Description : What According to SCANS Report the basic skills include reading writing mathematics and which of theses?
Last Answer : Need answer
Description : Are online pregnancy test scans true?
Last Answer : What is the answer ?
Description : Can you save scans onto a USB drive, independent of a computer?
Last Answer : This image scanner would need to be connected to a computer to function correctly. The scanner only has one USB port which is used to connect it to the computer. This is essential as the scanner works in conjunction with software that is installed on the PC.
Description : what is the difference between MRI machine and CT Scans?
Last Answer : The purpose of an MRI machine is visualize the internal function and structure of the body. A CT scan uses tomography to digitally process the inner part of an object to create a series of two dimensional images taken from a single axis of rotation.
Description : does medicare cover a PET scan CT scans done & were inconclusive .s Additional testing is required to obtain a diagnosis ?
Last Answer : Yes Medicare does cover PET scans but only under the following 5 related applications: 1.Solitary Pulmonary Nodule 2.Staging of lung cancer. 3. Staging of Lymphoma. 4. Staging of Melanoma and ... cancer. In your case that a diagnosis is still inconclusive Medicare will not cover the test.
Description : Which hospital does cardiac ct scans the best?
Last Answer : I would say Sherman Health is a good hospital for cardiac ct scans. Lots of hospitals have good ct scans, but you really need to look at the doctor more not the hospital.
Description : _________ is the measurement of things such as fingerprints and retinal scans used for security access. i) Biometrics ii) Bio measurement iii) Computer security iv) Smart weapon machinery
Last Answer : i) Biometrics
Description : A surface-search radar normally scans how many degrees of azimuth?
Last Answer : 360 degrees.
Description : What Axons from ganglion cells make up?
Last Answer : Feel Free to Answer
Description : Following is an antagonist of ganglion type nicotinic receptors (a) Tubercurarine (b) a-bungarotoxin (c) Trimethaphan (d) All of the above
Description : Pattern ERG (PERG): a. tests the function of the ganglion cells b. uses a checkered board pattern that changes in luminance c. gives the same information as visual evoked response (VER) d. is abnormal in glaucoma
Last Answer : is abnormal in glaucoma
Description : The following cells contribute the wavefronts of the flash ERG: a. retinal pigment epithelium b. corneal endothelium c. photoreceptors d. ganglion cell
Last Answer : photoreceptors
Description : Parasympathetic ganglia include: a. Gasserian ganglion b. otic ganglion c. stellate ganglion d. celiac ganglion
Last Answer : otic ganglion
Description : The effect of stellate ganglion block include: a. anhydrosis b. dilated conjunctival vessels c. ptosis d. all above
Last Answer : all above
Description : The following are true about pupillary reaction to light: a. it is impaired in damage of the Edinger-Westphal nucleus b. it is impaired in damage of the ciliary ganglion c. it is impaired in ... cervical ganglion d. the pupil does not respond to light with a frequency of greater than 5 H
Last Answer : the pupil does not respond to light with a frequency of greater than 5 H
Description : The following are true: a. the ratio of rod to cone is about 20:1 b. there are more ganglion cells in the retina than photoreceptors c. the rod density is the highest nasal to the optic disc d. the retinal artery is the main supply of nutrients to the photoreceptors
Last Answer : the ratio of rod to cone is about 20:1
Description : The following are true about electroretinogram: a. the a-wave is produced by the photoreceptors b. the b-wave is produced by the ganglion cells c. c-wave is produced by the retinal pigment epithelium d. different light frequencies can be used to separate rod and cone respons
Last Answer : he a-wave is produced by the photoreceptors
Description : The following are true about electroretinogram: a. the a-wave is produced by the photoreceptors b. the b-wave is produced by the ganglion cells c. c-wave is produced by the retinal pigment epithelium d. different light frequencies can be used to separate rod and cone response
Last Answer : the a-wave is produced by the photoreceptors
Description : The following are true about electro-retinography? a. flicker ERG can be used to test cone function b. ERG is normal in patient with macular degeneration c. the a-wave of ERG is produced by the ganglion cells d. the b-wave is produced by the photoreceptor cell
Last Answer : flicker ERG can be used to test cone function
Description : Ablation of the stellate ganglion cuases: a. dilatation of the ipsilateral pupil b. vasodilatation of the ipsilateral arm c. posteral hypotension d. loss of consensual light reflex
Last Answer : vasodilatation of the ipsilateral arm
Description : The light reflex involves the following structures: a. Edinger-Westphal nucleus b. ciliary ganglion c. lateral geniculate body d. oculomotor nerve
Last Answer : Edinger-Westphal nucleus
Description : Direct light reflex of the pupil is absent in: a. lesion of the ipsilateral ciliary ganglion. b. transaction of the ipsilateral optic nerve. c. bilateral occipital lobe lesion. d. topical application of phenylepherine.
Last Answer : lesion of the ipsilateral ciliary ganglion.
Description : The parotid gland: a. contains a fascial sheath which is innervated by second cervical nerve b. receives post-ganglionic parasympathetic nerve from the otic ganglion c. contains a duct which opens ... . is composed of serous acini which contribute to the saliva e. is covered by the massenter
Last Answer : contains a fascial sheath which is innervated by second cervical nerve
Description : The ciliary ganglion: a. is found between the optic nerve and the medial rectus b. contains sympathetic nerve that supplies the sphincter pupillae c. is a parasympathetic relay ganglion for fibers from ... nucleus d. contains sensory nerve e. has a motor nerve that goes to the inferior oblique
Last Answer : is a parasympathetic relay ganglion for fibers from the Edinger-Westphal nucleus