Neural Control and Coordination (Class - XI)
Neural Control and Coordination (Class - XI)
Questions
The sound produced from chewing gets dampened by
- tensor tympani
- tensor veli palatini
- levator veli palatini
- velum
Mr. X, while drowning, simply failed to try to save himself, even though he was a good swimmer. He must have suffered from ________ neurological disorder.
- PAP (or athymhormic) syndrome
- cerebral palsy
- Huntington's disease
- Parkinson's disease
Which of the following laws is/are associated with the fact that anterior spinal nerve roots contain only motor fibres and posterior roots contain only sensory fibres?
- Magendie's law
- Bell's law
- Both (1) and (2)
- None of these
The part of brain that regulates hunger, sleep and thirst is
- cerebellum
- thalamus
- pituitary
- hypothalamus
A neuron with numerous short dendrites and a single long axon is a
- multipolar neuron
- motor neuron
- somatic motor neurons
- special visceral motor neurons
Which of the following is a neurotransmitter?
- ADH
- Acetyl CoA
- Acetylcholine
- Inositol triphosphate
Directions: The following question has four choices, out of which ONLY ONE is correct.
Which of the following cells present in the choroid plexus are responsible for releasing cerebrospinal fluid?
- Astrocytes
- Microglia
- Ependymal cells
- Schwann cells
Which of the following is a symptom of glaucoma?
- Feeling colour rings around a flame
- Feeling difficulty to see in dark light
- Feeling pain around the eyes in darkness
- Feeling headache and vomiting sensation
Which organisms do not have ear ossicles?
- Amphibians
- Reptiles
- Fishes
- Birds
The nervous system of mammals uses both electrical and chemical means to send and receive messages via neurons. Which part of the neurons receives information?
- Neurilemma
- Axon
- Axon terminal
- Dendrite
- Nodes of ranvier
Which of the following statements regarding sympathetic nervous system is incorrect?
- Sympathetic nervous system stimulates gut motility and urinary system output and function.
- Sympathetic nervous system stimulation causes vasodilation of most blood vessels in the body.
- Sympathetic nervous system mobilises the body in a fight-or-flight response.
- Sympathetic nervous system is responsible for up and down regulating of many homeostatic mechanisms of the body.
- Sympathetic nerves originate inside the vertebral column.
Mr. Khatri met with a road accident and lost his power to reason and imagine. Which part of his brain must have been damaged?
- Hypothalamus
- Cerebral cortex
- Thalamus
- Cerebellum
- Limbic system
In mammals, the ___________ connects the limbic system to other parts of the brain.
- epithalamus
- metathalamus
- hypothalamus
- subthalamus
- thalamus
There are 12 pairs of cranial nerves in human beings. Ten of these originate from the
- thalamus
- pineal gland
- pituitary gland
- brainstem
- hypothalamus
The term 'bag of worms' is associated with the damage of
- glossopharyngeal nerve
- vestibulocochlear nerve
- facial nerve
- hypoglossal nerve
- oculomotor nerve