2700255
Descripción
Test por LIllian Pham, actualizado hace más de 1 año
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Creado por LIllian Pham
hace casi 9 años
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Pregunta 1
Pregunta
What is the Nervous system made of?
Respuesta
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CNS and PNS
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Neurons
Pregunta 2
Pregunta
What does the CNS consist of?
Respuesta
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All of the body
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Brain and spinal cord
Pregunta 3
Pregunta
What is true about the PNS? (1<)
Respuesta
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Cranial nerves branch from the brain
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Brain and spinal cord
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Sends and receives messages to and from the CNS
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Processes all of the info
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Spinal nerves branch out from the spinal cord
Pregunta 4
Pregunta
In Neurons do Dendrites which branch out and receives messages?
Respuesta
- True
- False
Pregunta 5
Pregunta
What does the myelin sheath do?
Respuesta
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sends nerve impulses along the cell
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Ensures the electrical signal doesn't pass to other neurons
Pregunta 6
Pregunta
Are the two types of neurons the sensory and motor?
Respuesta
- True
- False
Pregunta 7
Pregunta
What is the synapse?
Respuesta
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The direction
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Neurotransmitters
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The space between the neurones
Pregunta 8
Pregunta
Sensory neurons- carry messages from the sensory organs to the CNS
What does it consist of?
Respuesta
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Eyes ears...
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Skin, nails
Pregunta 9
Pregunta
Motor neurones- carry messages from the CNS to the effectors that put the messages into effect
what are the parts?
Respuesta
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eyes, skin
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. Muscles or glands
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brain and spine
Pregunta 10
Pregunta
Neurotransmitters: A chemical message which is released at the end of a nerve fiber by the arrival of a nerve impulse
Respuesta
- True
- False
Pregunta 11
Pregunta
Sympathetic: system to calm down
Respuesta
- True
- False
Pregunta 12
Pregunta
Parasympathetic: system helps us to calm down
Respuesta
- True
- False
Pregunta 13
Pregunta
Sensory neurons: Tells us something has happened from the receptors
Respuesta
- True
- False
Pregunta 14
Pregunta
Motor neurons: Gives effect from the hypothalamus
Respuesta
- True
- False
Pregunta 15
Pregunta
What is the Stimulus?
Respuesta
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Affects that the sensory neurons detects
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Receptor
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hormone
Pregunta 16
Pregunta
What is a Relay neuron
Respuesta
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reacts to things without the brain sending the meassgage
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a reflex
Pregunta 17
Pregunta
The relay neuron in the spinal cord passes the message to a motor neurone to react. Passed back to the brain. Acts as a reflex
Respuesta
- True
- False
Pregunta 18
Pregunta
Autonomic nervous system:
Prepares your body to be alert (sympathetic) and to calm down (parasympathetic).
Respuesta
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By redirecting blood to and from the certain areas that are likely to be used, muscles and effectors.
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Responsible for collecting information from our senses and body’s movement
Pregunta 19
Pregunta
Our bodies ensure that:
Respuesta
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we maintain healthy levels of oxygen, water and the temperature
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our blood is healthy and our brain
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