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HumanBioSciences > practical test > Flashcards

practical test Flashcards

1
Q

function of axon

A

conduct electrical signals

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2
Q

function of dendrite

A

receive signals

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3
Q

the function of myelin sheet

A

protect axon, faster conduction

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4
Q

axon terminal function

A

connect another neuron of the effector. produce neurotransmitters, ACH, Dopamin, GABA

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5
Q

the function of the frontal lobe

A

It is responsible for the primary motor area, expression, language, conscious thoughts and problem-solving

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6
Q

the function of the Broca’s area

A

It regulates breathing and vocalization, the motor skills needed for speaking/ articulating

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7
Q

the function of the temporal lobe

A

primary auditory, smell and speech area.

consists of speech centre, Wernicke area

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8
Q

the function of the parietal lobe

A

Primary somatosensory and taste area. It processes sensory information

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9
Q

the function of the primary motor cortex

A

control movement

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10
Q

the function of the central sulcus

A

separates the frontal and parietal lobe

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11
Q

function of hypothalamus

A

regulate body temperature and control hormones

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12
Q

function of midbrain

A

relays visual and sensory signals

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13
Q

function of pons

A

links cerebellum with midbrain, diencephalon and cerebrum

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14
Q

function of medulla oblongata

A

contains reflex centres for regulating heartbeat, breathing and vasoconstriction. also contains reflex centres for vomiting, coughing

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15
Q

the function of cerebral ventricle

A

cerebrospinal fluid produced from choroid plexus

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16
Q

the function of occipital love visual cortex

A

optic nerve for vision

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17
Q

state the procedure which takes CSF for analysis

A

Lumbar puncture/spinal tap

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18
Q

function of CSF

A

cushion brain and spinal cord, transport nutrients, chemical and wastes

19
Q

function of cerebellum

A

coordination and balance. control fine-tuned movements

20
Q

the function of ventral root

A

carriers motor signals. if damaged, paralysis occurs

21
Q

the function of spinal nerve

A

carriers motor, sensory autonomic signals between the body and spinal cord

22
Q

the function of dorsal root

A

carriers sensory signals. if damaged, sensory loss

23
Q

the function of central canal

A

CSF flowing inside. Site of intrathecal injection: spinal canal, subarachnoid space

24
Q

function of the dura mater

A

protect the spinal cord, physical stability and absorb shock

25
Q

the function of the subarachnoid space

A

spinal tap, intrathecal injection

26
Q

what is the definition of afferent?

A

it Brings information to the CNS from receptors in

body tissues and organs. (sensory neuron)

27
Q

what is the definition of efferent?

A

it carriers information away from the CNS to
effectors (muscles and glands that respond to
motor commands)

28
Q

the function of vitreous

A

maintain pressure and helps retina in place

29
Q

the function of the retina

A

receives focused light and converts to nerve signals

30
Q

the function of the eye lens

A

changes shape to accommodate for focus

31
Q

the function of the iris

A

control size of pupils

32
Q

the function of the cornea

A

allow lights into the eyes

33
Q

superior rectus is innervated by

A

oculomotor nerves. eyes lookup

34
Q

lateral rectus is innervated by

A

abducens nerve

35
Q

the function of the vitreous humor

A

maintain pressure and helps retina in place

36
Q

the function of retina

A

receives focused light and converts to nerve signals

37
Q

the function of eye lens

A

changes shape to accommodate for focus

38
Q

the function of the cornea

A

allows light into the eyes

39
Q

the function of the semicircular canals

A

maintains equilibrium and balance

40
Q

the function of the auditory ossicles

A

amplify sound waves and connect the tympanic membrane to the inner ear

41
Q

the function of the tympanic membrane

A

conducts sound waves to ossicles

42
Q

the function of the vestibulocochlear nerve

A

hearing and balance

43
Q

the function of the cochlea

A

consists of sensory receptors for hearing

44
Q

the function of the auditory tube

A

equalizes the pressure in the middle year

HumanBioSciences (20 decks)

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