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Bio 11 > Nueral Control > Flashcards

Nueral Control Flashcards

1
Q

Functions of the organs and organs system in our body must be coordinated to maintain ——-

A

Homeostatis

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2
Q

Cordination is the process thorough which two or more organs ———— and ——–& the functions of one another

A

Interact, complement

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3
Q

Cordination during physical exercise

A

Muscular activity increase, energy demand increase,oxygen demand increase,rate of respiration increase,heart beat increase,blood flow into flood vessels increase

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4
Q

Functions of ——— ,——— ,——-, ——- and other organs are coordinated while performing physical exercise

A

Heart,lung,kidney,blood vessels

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5
Q

Nervous system provides an organised network of ———- connections for quick cordination

A

Point to point

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6
Q

Endochrine system provides ——— cordination through ——-

A

Chemical,hormone

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7
Q

In our body, ——–system and ——–system jointly cordinates and ———take activities of the organs and they function in a ———- fashion

A

Nueral,endocrine ,integrates,synchronised

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8
Q

Nueral system consists of ——-specialised cells called ——

A

Highly, neurons

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9
Q

Neurons ——–,——-&——-different kinds of stimuli

A

Detect,recieve,transmit

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10
Q

Nueral organisation is simple in ————-

A

Lower invertibrates

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11
Q

Nueral organisation in hydra

A

Network of neurons(nerve net) diffused nervous system)

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12
Q

Nueral organisation in insects

A

Brain,ganglia,nueral tissues

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13
Q

Lower invertibrates,Nueral system is better organised in ——-

A

Insects

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14
Q

Ganglia in insects?

A

Suboesophageal , thorac,anmbdominal

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15
Q

——– posess more developed nueral system

A

Vertebrates

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16
Q

Types of human nervous system

A

2 types
Central nervous system
Peripheral nervous system

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17
Q

Central nervous system contains

A

Brain , spinal chords

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18
Q

——– is the site for information processing and control

A

CNS

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19
Q

Peripheral nervous system consists of ——–

A

All nerves connected to CNS

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20
Q

Examples of PNS

A

cranial and spinal nerves

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21
Q

Cranial nerves originate from

A

brain

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22
Q

Spinal nerves originate from

A

Spinal cord

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23
Q

Types of nerves of PNS

A

2 types
Afferent and Efferent

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24
Q

Afferent fibres other names

A

Sensory or ascending nerves

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25
Q
A
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26
Q

Efferent fibre other names

A

Motor or descending nerves

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27
Q

Afferent fibres transmit ——— from —————–

A

Impulses, tissues/organs to CNS

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28
Q

Efferent fibre transmit ———— from —–

A

Regulatory impulses from CNS to concerned Peripheral tissues/organs

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29
Q

Types of PNS

A

Somatic NS , Autonomic NS

30
Q

Somatic NS is ——

31
Q

Autonomous NS is —–

A

Involuntary

32
Q

——— NS under SNS

33
Q

——-NS under ANS

A

Sympathetic and parasympathetic NS

34
Q

SNS relays impulses from —— to ——

A

CNS to skeletal muscles

35
Q

ANS transmits impulses from —— to ——-

A

CNS to involuntary organs and smooth muscles

36
Q

Visceral nervous system part of ——

37
Q

visceral NS includesthe whole complex if ——- by which impulses from ——- to —– and ——

A

Nerves,fibres,ganglia and plexus

CNS to viscera ,vuse verca

39
Q

Plexus : neve fibres of different ——-nerves are —–&——- so that all nerves going to a particular body part are put together in one part

A

Spinal , sorted recombined

40
Q

Example of a plexus

A

Brachial plexus in shoulder

41
Q

Structural and functional unit of nervous system

42
Q

Nueron is a —— cell

A

Microscopic

43
Q

3 major parts of nueron

A

Axon ,dendrites,cell body

44
Q

Cell body other names

A

Cyton /soma/perikaryon

45
Q

Cell body of a nueron consist of ———– and typical ——-

A

Granulated cytoplasm,cell organelles

46
Q

Nissl granules are ———

A

Basophilic

47
Q

Nissl granules present within ——- and ——-

A

Cell body , dendrites

48
Q

Nissl granules contains ——– and ——-

A

Free ribosomes ,RER

49
Q

——- are site for active protein synthesis

A

Nissl’s granules

50
Q

Nissl granules are absent inside——-

51
Q

———– are synthesis inside nissl granules

A

Neurotransmitters

52
Q

Numerous —– fibres which branch repeatedly and project out of the cell body are called —–

A

Short, dendrites

53
Q

The longest fibre from the cell body of a nueron

54
Q

—–end of axon is branches and such branches are called—–

A

Distal,axonites

55
Q

Axonites end in bulb like structures called

A

Synaptic knobs

56
Q

Synaptic knobs contains ——– filled with ——-

A

Synaptic vesicles , neurotransmitters

57
Q

Nuerotransmitters help in ——– transmission through ——–

A

Impulses,synapses

58
Q

——— transmit impulse away from cell body to a synapse or nueromuscular junction

60
Q

Dendrite transmit impulse ——

A

From synapse to cell body

61
Q

Classification of nueron based on no of axons and dendrites

A

Unipolar,bipolar,multipolar

62
Q

Cell body with one axon obly

A

Unipolar eg: in embryonic stage

64
Q

One axon and one dendrite

A

Bipolar, eg : retina of eye, olfactory receptor cells

65
Q

One axon and two or more dendrite

A

Multipolar : nuerons of cerebral cortex

66
Q

Axons 2 types

A

Myelinated and non myelinated

67
Q

Nuerilemma also known as

A

Nuerolemma

68
Q

——- is a layer of schwann cells that envelopes the —– of nuerons in PNS

A

nuerilemma or nuerolemma,axons

69
Q

Nuerilemma is present in

A

Myelinated and non myelinated axons in PNS

Bio 11 (5 decks)

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