Which of the following element is responsible for Minamata disease?
Hg
Pb
Cd
Fe
A.
Hg
Minamata disease is caused due to mercury. It is a disease of the central nervous system (CNS). It occurs due to poisoning caused by long- term consumption, in large amounts, of fish and shellfish from Minamata Bay. Mercury, is changed to water soluble dimethyl, mercury, which undergoes biomagnification. This disease is characterized by diarrhoea, haemolysis, impairment of various senses numbness of lips tongue, limbs etc.
In human, corpus callosum connects
the two optic lobes
bone and muscle
the two cerebral hemispheres
two lobes of pituitary gland
Which statement is incorrect for ion-channels?
They are proteins
Movement through them is simple diffusion
Movement through them is from high to low concentration
All ions pass through the same type of channel
The friction between the eyelids and the cornea is avoided by the secretion of
lachrymal glands
conjunctiva and eyelids
hardarian glands
Meibomian glands
Broca's area of speech is present in
frontal lobe
parietal lobe and partially in temporal lobe
temporal lobe
temporal and occipital lobe
Part of the brain concerned with the muscular movement is
cerebellum
thalamus
Hippocampus
temporal lobe of cerebrum
