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Biology > A2 Booklet 3- Survival Responses and Coordination > Flashcards

A2 Booklet 3- Survival Responses and Coordination Flashcards

1
Q

What is a stimulus?

A

hst

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2
Q

What are taxes?

A

kb

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3
Q

What are kinesis?

A

g

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4
Q

How does the choice chamber work?

A

rhs

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5
Q

What is a tropism?

A

jk

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6
Q

What is IAA?

How does it relate to tropisms?

A

bippp

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7
Q

How does IAA control the direction of growth in geotropism and phototropism?

A

htar

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8
Q

What experiment involves IAA and agar?

A

jv

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9
Q

What is coordination in mammals and why is it important?

A

htrs

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10
Q

What is the endocrine system?

What is the nervous system?

A

rths

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11
Q

What is the structure of the nervous system?

A

arth

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12
Q

What are the three main types of nerve cell? What are their functions?

A

yr

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13
Q

What is the structure of a myelinated neurone?

A

kty

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14
Q

What are reflexes?

A

k

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15
Q

What is the process of a reflex arc?

A

kb

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16
Q

What is the resting potential inside a neurone?

What is the threshold?

A

sth

17
Q

What is potential difference?

A

hta

18
Q

How is resting potential maintained in a neurone?

A

tth

19
Q

Explain how a nerve impulse/action potential propagated along a neurone

A

sht

20
Q

What is the refractory period?

A

haet

21
Q

What is the “All or Nothing principle?

A

hthet

22
Q

What main factors affect the speed of conductance (transmission) along neurones?

A

thrth

23
Q

Describe a synapse

A

tr

24
Q

What is the mechanism of synaptic transmission?

A

sr

25
Q

Describe the two types of summation

A

rysj

26
Q

What are inhibitory synapses and why are they good and bad?

A

hst

27
Q

What are the four groups that drugs are put into?

A

sjte

28
Q

How is the structure of a snyapse suited to its function?

A

rjy

29
Q

What are Pacinian corpuscles?

A

srjy

30
Q

What two types of light-sensitive photoreceptors are in the eye?

A

shr

31
Q

How does visual sensitivity differ between cones and rods?

A

rns

32
Q

What is visual acuity and how does it differ between cones and rods?

A

kl

33
Q

How is heart rate controlled?

A

kv

34
Q

What is meant by the term myogenic?

A

ht

35
Q

What is the job of the sinoatrial node?

what is the job of the atrioventricular node?

A

eht

36
Q

What are system controls heart rate?

A

trs

37
Q

What are the two divisions of the autonomic nervous system and how do they differ?

A

7i

38
Q

How is heart rate regulated during exercise?

A

syj

Biology (17 decks)

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