Body temperature, hunger and water balance is regulated by
hypothalamus
medulla oblongata
pons
cerebellum
Correct Answer :
A. hypothalamus
Related Questions
Foramen of Monro is
gap in pelvic girdle of rabbit
foramen in the skull of frog
space in brain of frog and rabbit
pore in the interauricular septum in a mammalian heart
The smallest cranial nerve is
optic
olfactory
auditory
abducens
Voluntary control over skeletal muscles originates in the
cerebellum
cerebrum
medulla oblongata
none of these
Nerve impulse is
carried by afferent and efferent branches
not carried by afferent and efferent branches
carried away and brought by efferent branches
brought by afferent and carried by efferent branches
The thermoregulatory centre of the body is
spinal cord
hypothalamus
cerebellum
pituitary gland
Synaptic fatigue is due to
release of more adrenalin
release of more acetylcholine
exhaustion of neurotransmitter
none of these
Stimulation of sympathetic nerve of heart accelerates the heart beats as a result of
release of acetylcholin
release of adrenalin
release of heparin
inhibition of cholinesterase
The brain is situated in a long case called the
cranium
atrium
sinus
both (a) and (b)
Which of the cranial nerve is mixed :
Optic
Olfactory
Vagus
Trochlear
Spinal cord is a part of
CNS
SA node
AV node.
Parasympathetic nervous system
Balance of muscle coordination is the function of
cerebellum
medulla
pons
diencephalon
The 8th cranial nerve of frog is
auditory
optic
olfactory
glossopharyngeal
The anterior choroid plexus is situated in the roof of
diocoel (III Ventride)
metacoel (IV Ventride)
olfactocoel
optocoel
Mammalian heart is innervated by a branch of
trigeminal
facial
vagus
spinal accessory
Corpus callosum of the brain connects
optic chiasma
two cerebral hemispheres
two olfactory lobes
two optic lobes
The outermost layer of brain is
pia mater
dura mater
arachnoid
none of these
The intensity of stimulus determines the
amplitude of action potentials in the neuron
amplitude and frequency of action potentials in a neuron
frequency of action potentials in a neuron
amplitude of resting and action potentials in a neuron
The second cranial nerve is
optic
trigeminal
olfactory
abducen
Cranial and spinal nerves constitute
CNS
autonomic nervous system
peripheral nervous system
sympathetic nervous system
The synaptic knots are present at the terminal endings of
the neuron
the dendron
the axon
both (b) and (c)
In mammals, the cerebral hemispheres are joined by
foramen magnum
corpus callosum
corpus spongiosum
corpora quadrigemina
Which of the following tissues in a human being uses the greatest amount of energy per unit weight ?
Heart tissue
Nervous tissue
Muscle tissue
Epithelial tissue
All or none law of nerve impulse conduction states that
an impulse will continue to be conducted until the stimulus is removed
an impulse will be generated if the stimulus is of a particular strength, below which there won't be any response and increase above the minimal does not produce any enhanced effect
the brain receives the complete information or does not receive at all
none of these
Purely motor nerve is
optic
abducens
ophthalmic
palatinus
The number of spinal nerves in man is
20 pairs
31 pairs
21 pairs
35 pairs
Cerebral cortex has centres of
thinking and intelligence
memory and learning
speech articulation
all of these
Which one is not at reflex action ?
Obeying an order
Release of saliva seeing sweets
Perspiration due to heat
Closing of eyelids against fricking
In frog purely sensory nerves are
I and II
II and III
I and III
III and IV
Which one of the following are purely motor nerves?
Olfactory, trochlear, abducens
Trigeminal, facial, auditory
Vagus, facial, abducens
Abducens, trochlear, oculomotor
Foramen of Monro provides a passage connecting
brain and spinal cord
lateral ventricles with III ventride in brain
IV ventricle with optic ventride
middle ear with pharynx