The impulses of sound wave are transmitted by …. In the auditory cortex of the brain.
Afferent Fibres via auditory nerves
Efferent Fibres via auditory nerves
Association fibres via auditory nerve
Both A and C
Match each item in Column I with one item in Column II and chose your answer from the codes given below:Column I Column III. Influx of sodium 1. Original establisnment of RMPII. Efflux of potassium 2. RepolarizationIII. Na+/K+ pump 3. DepolarizationIV. Ca++ 4. Plateau in cardiac musclesCodes: I II III IV
Match each item in Column I with one item in Column II and chose your answer from the codes given below:Column I Column III. Diencephalon 1. Thalamus and HypothalamusII. Telencephalon 2. Cerebral cortexIII. Myelencephalon 3. Medulla oblongataIV. Metencephalon 4. Pons and CerebellumCodes: I II III IV
Match each item in Column I with one item in Column II and chose your answer from the codes given below:Column I Column II(structure) (function)I. Corpus striatum 1. Aggression and remembering fearII. Amygdala 2. Planning and execution of stereotyped movementsIII. Hippocampus 3. Sexual arousalIV. Septum 4. MemoryCodes: I II III IV
Match each item in Column I with one item in Column II regarding human eye and chose your answer from the codes given below:Column I Column III. Cornea 1. AcomodationII. Ciliary body 2. Major refraction surfaceIII. Iris 3. Regulation of pupil sizeIV. Horizontal cells 4. Lateral line inhibitionCodes: I II III IV
Match each item in Column I with one item in Column II and chose your answer from the codes given below:Column I Column III. Otoconia 1. Nasal epitheliumII. Bowman’s gland 2. UtricleIII. Cupula 3. Scala mediaIV. Endolymph 4. Semi-circular canalsCodes: I II III IV
Identify the correct statement regarding the following diagram:
A major coordinating center for sensory and motor signaling in the human brain is shown in the given sagittal section by the letter:
In the resting stage, the axonal membrane:
Sympathetic stimulation would lead to all of the following except:
Which layer of human retina stores Vitamin A?
Which region of the diencephalon controls the ANS and endocrine system and body temperature?
hypothalamus
thalamus
infundibulum
The autonomic division of the peripheral nervous system does not innervate:
The reflex arc ends at:
The brain stem does not include:
All the following statements regarding the action potential are true except:
Four healthy people in their twenties got involved in injuries resulting in damage and death of a few cell of the following. Which of the cells are least likely to be replaced by new cells -
Osteocytes
Liver cells
Neurons
Malpighian layer of the skin
One of the examples of the action of the autonomous nervous system is -
Knee-jerk reponse
Pupillary reflex
Peristalsis of the intestines
Swallowing of food
Which of the following target tissues is innervated by only neurons from the sympathetic nervous system?
Which brain disease involves degeneration of cholinergic neurons in certain brain regions, causing deterioration of cognitive and intellectual functions in the elderly?
What would happen if you had an unusually short basilar membrane in the cochlea?
Which statement is not correct concerning rods and cones?
The actual receptors for hearing and balance are the _____.
The _____ acts to keep one aroused and awake.
Five events in the transmission of nerve impulse across the synapse -A. Opening of specific ion channels allows the entry of ions, a new action potential is generated in the post-synaptic neuron
B. Neurotransmitter binds to the receptor on post-synaptic membrane.
C. Synaptic vesicle fuses with pre-synaptic membrane, neurotransmitter releases into synaptic cleft
D. Depolarization of pre-synaptic membrane
E. Arrival of an action potential at the axon terminal
In which sequence do these events occur?
E→ D→ C →B →A
Mark the correct statement
Go through the following characterization of Sympathetic and. Parasympathetic Nervous System. I. Dilates pupil, II. ↑ Heart rate, BP (Vasoconstriction) ↑ Glycogenolysis, dilates bronchi. III. Constricts pupil. IV. Induces ejaculation. V. ↑Gastric secretion, ↑ salivary secretion, ↑peristalsis. VI. Erection and urination.
Human body temperature is regulated by the centre located in
Cerebrum
Cerebellum
Medulla
Hypothalumus
In the human eye, there are three types of cones – red, blue and green. When these cones are stimulated equally, a sensation for which of the following colors would be produced?
The vomiting center in the humans is located in the:
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