
Coordination in Animals
Presentation
•
Science
•
10th Grade
•
Practice Problem
•
Medium
John Galera
Used 13+ times
FREE Resource
26 Slides • 8 Questions
1
Coordination in Animals
9 September 2020
2
Poll
Which one are you?
Left-handed
Right-handed
Ambidextrous
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4
5
Today, you will:
describe a nerve impulse as an electrical signal that passes along nerve cells called neurones; and
describe the human nervous system in terms of : the CNS consisting of the brain and spinal cord; the PNS; and the coordination and regulation of body functions.
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Activity 1
Goal: to label the parts of our nervous system and a neurone
7
OPTIONS
brain
spinal cord
ganglion nerve ending
nerves myelin sheath
cell membrane node of Ranvier
cytoplasm dendrite
cell body (soma) axon
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Coordination in Animals
The Concept
9
Multiple Choice
Changes in the organism's environment are called ______.
stimuli
receptors
effectors
10
Multiple Choice
Stimuli are sensed by specialised cells called _____.
stimulus
receptors
effectors
11
Multiple Choice
Muscles may respond to stimuli by contraction. What type of organ are muscles in this case?
stimulus
receptor
effector
12
Multiple Choice
Salivary glands start to produce saliva when you smell a delicious food. What causes this to happen?
receptor
stimulus
effector
13
Multiple Choice
The way in which receptors pick up stimuli, and then pass information on to effectors, is called ______.
communication
coordination
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The Human Nervous System
Parts and Functions
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How are the two subsystems connected?
Study the figure.
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The Neurone or Nerve Cell
Parts and Functions
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Are there any types of neurones?
Study the figure.
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Activity 5.2
Goal: to solve the puzzle about the parts and functions of the neurone and the nervous system
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Activity 5.3 REACTION TIME
Goal: to measure my reaction time
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How does the CNS coordinate the messages (nerve impulses) traveling through the nervous system?
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Open Ended
Explain how the receptor, brain or spinal cord, and effector coordinate to relay the electrical signals/ message.
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What is a reflex reaction/action?
Watch a video in Google Classroom.
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Multiple Choice
The PATHWAY along which the nerve impulse passes - the sensory neurone, relay neurones, and motor neurone - is called a ____.
reflex action
reflex arc
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Activity 5.4 Sequencing
Goal: to measure my reaction time
Coordination in Animals
9 September 2020
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