Daily Exam 02,Week 5,Femur

��সসালামু আলাইকুম আমরা আশা করি আপনি নিয়মিত পরীক্ষা দিবেন এবং প্রস্তুতি নিয়ে পরীক্ষা দিবেন । পরীক্ষা রাত ৯টা থেকে পরবর্তী দিন রাত ৯টা পর্যন্ত দেয়া যাবে ,তবে রাত ৯টা থেকে ১২টা পর্যন্ত পরীক্ষা হওয়ার পর ১২টা বাজে প্রশ্ন সম্পর্কে আলোচনা ও প্রশ্নের সমাধান ফেসবুক গ্রুপে দিয়ে দেয়া হবে ।আপনারা ফেসবুক গ্রুপ ফলো করবেন সব আপডেট গ্রুপে পাবেন ধন্যবাদ।

1. The Myelin sheath of PNS is derived from the

Microglia

Neuroglial cells

Schwann cells

Nerve cells

2. Neurotransmitters can inhibit or excite neurons. _________ for example, is inhibitory whereas __________ is excitatory

Serotonin; dopamine

Glutamate; GABA

GABA; glutamate

None of these

3. An injury sustained by the hypothalamus is most likely to interrupt

Coordination during locomotion

Short term memory

executive function like decision making

Regulation of body temperature

4. This part of the human brain is also known as the emotional brain

Limbic system

Epithalamus

Broca’s area

Corpus callosum

5. This statement is not associated with midbrain

Hindbrain and midbrain constitute the brain stem

The canal called cerebral aqueduct passes through the midbrain

Located between thalamus of the forebrain and pons of the hindbrain

The ventral portion of the midbrain is composed of mainly four, round swellings known as corpora quadrigemina

6. Which of these functions will be affected if the medulla oblongata is damaged?

Tactile sensation – response when prickled with a needle

Memory

Thermoregulation

Vision

7.How do neurons communicate with one another?

Electrically

Chemically

A and B

Through weak, radio-wave-like impulses

8.Acetylcholine is a neurotransmitter that provides for communication between muscles and nerves. When there is a problem with the interaction between acetylcholine and the acetylcholine receptor sites on the muscles, which condition(s) can occur?

Myasthenia gravis

Botulism

Multiple sclerosis

Parkinson’s disease

9. The basal ganglia comprise-

the amygdala, hippocampus and cingulated gyrus

The caudate, putamen and globus pallidus

the inferior and superior colliculi

the thalamus and hypothalamus

10. Which of the following is NOT a function of cerebrospinal fluid:

To improve conduction of nerve signals between different brain regions

to exchange nutrients and metabolic waste

To provide mechanical protection to the brain

To carry neuroactive hormones in the nervous system

11. Broca’s area is located in

the parietal lobe

. The frontal lobe

C. The temporal lobe

D. The occipital lobe

12. Sensations from the skin are converted to perceptions in which part of the cerebrum?

The primary sensory area

The primary motor area

Wernicke's area

Broca’s area

13. Damage to the cerebellum causes

Loss of balance

Loss of speech

Coma.

Uncontrollable hunger

14. Which of the following releases norepinephrine as a neurotransmitter?

Preganglionic sympathetic neurons

Postganglionic sympathetic neurons

Preganglionic parasympathetic neurons

Postganglionic parasympathetic neuron

15. This brain area is a routing center for incoming sense signals

Thalamus

Cerebellum

Brain stem

Spinal cord

16. A nociceptor is a type of _____ receptor.

A) mechano

B) photo

C) chemo

D) pain

17. Which of the following is the first to come into contact with light?

A) ganglion cells

B) rods

C) bipolar neurons

D) cones

18. Root value of plantar response is:

19. Which nerve fibre is motor to muscle spindle

Alpha A

Beta A

Gamma A

20. Properties of reflex action includes all except:

accommodation

Irradiation

Facilitation

Subliminal fringe

21. Spinal nerve-

22. Which acts as scavenger cell ?

Astrocytes

Microglia

Oligodendrocytes

Tanycytes

23. Which factor decreases conduction of nerve impulses ?

Lack of Ca++

Increasing temperature

More thickness of nerve fibre

Increased Na+

24. Properties of reflex action not -

Summation

Rebound phenomenon

Reflexive innervation

Sensitization

25. Referred pain conducted by-

C fibre

Delta fibre

B fibre

Beta fibre

26. Bipolar neuron is present in -

Dorsal root ganglia

Motor neurons

Retina

Invertebrate neurons

27. Which is not right ?

Axons are uniform in diameter

Dendritis bring impulse towards the cell body

Nissle granules present in axon

Axon may be branched

28. Which cell helps in forming CSF ?

Astrocytes

Oligodendrocytes

Tanycytes

Ependymal cells

29 not a property of nerve fibre ?

Indefatigability

All or none law

Refractory period

Dromic conduction

30. Which is a thermoreceptor ?

Free nerve ending

Merkel's discs

End bulb of Krause

Meissner's corpuscles

31. Cold sensation is received by which receptor?

Meissner's corpuscles

Merkel's discs

End organ of Ruffini

End bulb of Krause

32. Which is not a special sense ?

Vision

Taste

Thirst

Vestibular sensation

33. Striate cortex is present in-

Occipital lobe

Frontal lobe

Parietal lobe

Temporal lobe

34. Which is not true about extrapyramidal system ?

Develops earlier

Rate of conduction is low

Lower limb shows more extrapyramidal control

Damage causes Spastic paralysis

35. Which is the function of anterior spinothalamic tract ?

Crude touch of opposite side

Pressure sensation of same side.

Tactile localization

Pain sensation of the opposite side

36. Which is not true about Knee Jerk?

Monosynaptic reflex.

Center - L 2, 3, 4 segments of the spinal cord.

Diminished in upper motor neuron lesion.

Pendular in cerebellar lesion.

37. Which is not right about parasympathetic nervous system ?

Post ganglionic fibers are non myelinated

Cranial nerve 2,7 has parasympathetic function

Neurotransmitter is mainly Acetylcholine

Post ganglionic fibres are short

38. function of suprachiasmatic nucleus of hypothalamus

Controls cardiac rhythm

Thirst centre

Synthesize oxytocin

Control parasympathetic system

39. Which is not a sign of cerebellar lesion ?

Dysdiadochokinesia

Hypotonia

Nystagmus

Synergism

40. Bitemporal hemianopia occurs in -

Optic nerve lesion

Optic chiasmal lesion

Occipital lobe lesion

Optic tract lesion

Daily Exam 02,Week 5,Femur

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