CBSE
Human brain has greater development of
cerebrum
cerebellum
optic lobes
medulla oblongata
Cranium is made up of
8 bones
12 bones
10 bones
16 bones
The genes and splenium in brain are associated with
cerebellum
crebrum
medulla oblongata
vermis
The 'end organs of Ruffini' are receptors of :
heat
cold
pressure
touch
Foramen magnum is situated in
buccal cavity
base of skull
left auricle
vertebrae
Sensory receptor of warmth located principally at the tip of fingers is known as :
Weber's organ
organ of Giraldes
Ruffini's corpuscles
organ of Zuckerkandl
Arbor-vitae is composed of
grey matter
neurogleal cells
white matter
all of the the above
Which of the following part of human brain is associated with integration of sympathetic and parasympathetic activities ?
Cerebrum
Neopallium
Hypothalamus
Medulla oblongata
In the myopia eye defect, the rays of light :
do not enter the eye at all
meet at a focus in front of the retina
come to a focus at back of retina
come to a focus in between retina and iris
The unidirectional transmission of a nerve impulse through nerve fibre is due to :
neurotransmitters are released by axon endings
neurotransmitters which are released by dendrites
nerve fibre which is insulated by a medullary sheath
sodium pump which starts operating into the nerve fibre