
3A CNS and PNS Quiz
Authored by Rebecca Kosach
Science
12th Grade
NGSS covered
Used 11+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The main function of sensory neurons is to
form a connection between neurons in the spinal cord to enable a spinal reflex to occur
carry afferent information inwards to the spinal cord so it can be sent to the brain for further processing
carry efferent information inwards to the spinal cord so it can be sent to the brain for further processing
carry information from the CNS to the rest of the body
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which subdivision of the human nervous system is responsible for deciding to initiate the voluntary movement involved in picking up a pen?
somatic nervous system
sympathetic nervous system
brain
autonomic nervous system
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The __________ nervous system __________ the responsiveness of organs and muscles during activity, stress or when threatened.
sympathetic; increases
sympathetic; decreases
parasympathetic; increases
parasympathetic; decreases
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which statement about conscious or unconscious responses by the nervous system is correct?
unconscious responses are controlled by the spinal cord
conscious responses are regulated by the somatic nervous system
unconscious responses involve a lack of awareness
conscious responses initiate the autonomic nervous system
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following paired options describes the sympathetic and parasympathetic nervous systems?
the sympathetic NS is dominant during the freeze response, whereas the parasympathetic NS is dominant during a fight-or-flight response
the parasympathetic NS is dominant during the freeze response, whereas the sympathetic NS is dominant during a fight-or-flight response
the sympathetic NS is dominant during the fight-flight-freeze response
the parasympathetic NS is dominant during the fight-flight-freeze response
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which statement regarding a spinal reflex is incorrect?
A spinal reflex allows us to make rapid responses to stimuli that could be potentially dangerous
A spinal reflex occurs in the spinal cord independently of the brain
A spinal reflex is a conscious voluntary response that occurs only in the spinal cord
A spinal reflex can involve three types of specialised neurons: sensory neurons, interneurons and motor neurons
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Every morning Benny enjoys listening to music while answering his emails. Which of the following identifies the most likely type of processing and information for each activity undertaken by Benny?
A
B
C
D
Tags
NGSS.MS-LS1-8
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