Correct Answer : concave
The mirror which is used by the ENT specialist (Otolaryngologist) is a concave mirror. Because the concave mirror combines all the rays from the object and focuses the object rays in the desired part of the eye.
Correct Answer : the disease process occurs gradually over a long period
Correct Answer : Dermatology
A dermatologist is a medical doctor who specializes in treating the skin, hair, and nails.
Correct Answer : Capsid
A virus is made up of a core of genetic material, either DNA or RNA, surrounded by a protective coat called a capsid which is made up of protein. Sometimes the capsid is surrounded by an additional spikey coat called the envelope.
Correct Answer : Sulphur
Copper and sulfur are still widely used. Most other fungicides used today are organic compounds and thus contain carbon.
Correct Answer : Pathogens
A variety of microorganisms can cause disease. Pathogenic organisms are of five main types: viruses, bacteria, fungi, protozoa, and worms. Some common pathogens in each group are listed in the column on the right.
Correct Answer : I-131
Yttrium-90 is used for treatment of cancer, particularly non-Hodgkin's lymphoma and liver cancer, and it is being used more widely, including for arthritis treatment. Lu-177 and Y-90 are becoming the main RNT agents. Iodine-131, samarium-153, and phosphorus-32 are also used for therapy.
Correct Answer : H₅N₁
Bird flu is caused by a type of influenza virus that rarely infects humans. More than a dozen types of bird flu have been identified, including the two strains that have most recently infected humans — H₅N₁ and H₇N₉
Correct Answer : Brain
Paralysis is most often caused by damage in the nervous system, especially the spinal cord. Other major causes are stroke, trauma with nerve injury, poliomyelitis, cerebral palsy, peripheral neuropathy, Parkinson's disease, ALS, botulism, spina bifida, multiple sclerosis, and Guillain–Barré syndrome.
Correct Answer : Rabies
Hydrophobia is a clinical sign characteristic of human rabies. This sign occurs following paroxysmal contractions of pharynx responsible for hydrophobic spasms.
