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B3 > B3.1 > Flashcards

B3.1 Flashcards

1
Q

describe the structure of the nervous system

A

CNS
PNS
motor nurone
sensory nurones
sensory receptors

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2
Q

Explain how the components of the nervous system can produce a coordinated response

A
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3
Q

Explain how the structure of a reflex arc is related to its function

A
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4
Q

what is a reflec action

A
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5
Q

BIO ONLY: Explain how the main structures of the eye are related to their functions

A
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6
Q

BIO ONLY: Describe common defects of the eye and explain how some of these problems may be overcome

A
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7
Q

BIO & HT ONLY: Explain some of the difficulties of investigating brain function

A
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8
Q

BIO & HT ONLY: Explain some of the limitations in treating damage and disease in the brain and other parts of the nervous system

A
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9
Q

BIO ONLY: Describe the structure of the brain,

A
  • cerebrum
  • hypothalamus
  • pituitary
  • medulla
  • cerebellum
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10
Q

describe the function of the cerebrum

A
  • consousness
  • intelligence
  • memory
  • language
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11
Q

describe the function of the hypothalamus

A
  • homeostasis
  • producing hormones that control the pituitary
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12
Q

describe the function of the pituitary

A
  • gland that produces hormones
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13
Q

describe the function of the medulla

A
  • controls unconscious activities
  • eg breathing heart rate
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14
Q

describe the function of the cerebellum

A
  • muscle coordination
  • balance
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15
Q

describe the function of the cornea

RL

A
  • refracts light into the eye
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16
Q

describe the function of the iris

A
  • controls how much light enters the pupil
17
Q

describe the function of the lens

A
  • refracts light focusing it on the retina
18
Q

describe the function of the cillary muscles and supersensory ligaments

A
  • alter the shape of the lens
19
Q

describe the function of the optic nerve

A
  • carries impulses from the receptors to the brain

B3 (3 decks)

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