Nervous System Basic Test: Quiz
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Are you ready for a Nervous System knowledge test? There are billions of nerves in the human brain and millions in the spinal cord. The nervous system is tasked with coming up with responses to the body’s environment and ensuring that the organs operate as they should. The bowel is, for instance, is controlled by a separate part of the nervous system known as the enteric nervous system. By taking this quiz, you will get to learn some more about the system and its functionality.
Questions and Answers
- 1.
More specialized nervous system.
- A.
Radial symmetry
- B.
Bilateral symmetry
Correct Answer
B. Bilateral symmetryExplanation
Bilateral symmetry refers to the arrangement of body parts in such a way that there is a distinct left and right side, with a central axis dividing the body into two equal halves. This type of symmetry allows for more specialized nervous systems to develop, as it enables organisms to have a distinct front and back, as well as a head and tail region. This specialization allows for more efficient movement and coordination of body parts. In contrast, radial symmetry, where body parts are arranged around a central point, is typically associated with simpler nervous systems.Rate this question:
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- 2.
Without this process, there can be no interpretation of signals.
Correct Answer
reflexesExplanation
Reflexes are involuntary responses to stimuli that occur without conscious thought or interpretation. They are automatic reactions that help protect the body from harm or maintain balance. Without the process of reflexes, signals from the environment would not be interpreted and the body would not be able to respond appropriately to potential dangers or maintain its normal functioning. Therefore, reflexes are essential for the interpretation of signals and the proper functioning of the body.Rate this question:
- 3.
Endorphins function as natural analgesics, decreasing pain perception.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Endorphins are neurotransmitters produced by the body that have pain-relieving properties. When released, they bind to opioid receptors in the brain and spinal cord, reducing the transmission of pain signals and leading to a decrease in pain perception. This natural analgesic effect of endorphins is well-documented and has been studied extensively. Therefore, the statement that endorphins function as natural analgesics and decrease pain perception is true.Rate this question:
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- 4.
The system associated with rest and digestion.
- A.
Sympathetic
- B.
Parasympathetic
Correct Answer
B. ParasympatheticExplanation
The parasympathetic nervous system is responsible for rest and digestion. It helps to slow down the heart rate, increase digestion and saliva production, and promote relaxation. This system is activated during periods of rest and after a meal, allowing the body to conserve energy and focus on digestion and recovery. On the other hand, the sympathetic nervous system is responsible for the "fight or flight" response, activating the body during times of stress or danger.Rate this question:
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- 5.
The autonomic system controls these body systems.
- A.
Sympathetic system
- B.
Parasympathetic system
- C.
Enteric system
Correct Answer(s)
A. Sympathetic system
B. Parasympathetic system
C. Enteric systemExplanation
The autonomic system controls various body systems, including the sympathetic system, parasympathetic system, and enteric system. The sympathetic system is responsible for the "fight or flight" response, activating during stressful situations. The parasympathetic system, on the other hand, promotes relaxation and conserves energy. The enteric system, also known as the "second brain," controls digestion and gastrointestinal functions. Together, these three systems work in harmony to regulate and maintain the body's internal balance.Rate this question:
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- 6.
What unconsciously controls these processes: breathing, heart, and blood vessel activity, swallowing, vomiting, and digestion.
Correct Answer(s)
medullaExplanation
The medulla is a part of the brainstem that controls many vital functions, including breathing, heart rate, blood vessel activity, swallowing, vomiting, and digestion. It contains various centers that regulate these processes, such as the respiratory center for controlling breathing and the cardiovascular center for regulating heart rate and blood pressure. The medulla receives information from the body and sends out signals to maintain homeostasis and ensure the proper functioning of these automatic processes.Rate this question:
- 7.
Hypothalamus regulates this body measurement.
Correct Answer(s)
homeostasisExplanation
The hypothalamus is a region of the brain that plays a crucial role in maintaining homeostasis, which refers to the body's ability to maintain a stable internal environment. It regulates various body measurements such as body temperature, blood pressure, and fluid balance. The hypothalamus receives information from different parts of the body and initiates appropriate responses to maintain balance and ensure the body functions optimally. Therefore, homeostasis is the correct answer as it accurately describes the role of the hypothalamus in regulating body measurements.Rate this question:
- 8.
_______lobe is active when meaning is attached to words, such as when a person generates verbs to go with nouns.
- A.
Pareital
- B.
Temporal
- C.
Frontal
- D.
Occipital
Correct Answer(s)
B. Temporal
C. FrontalExplanation
The temporal lobe is responsible for processing auditory information and is involved in language comprehension and semantic memory, which is the ability to attach meaning to words. The frontal lobe, on the other hand, is involved in higher cognitive functions such as language production and generating verbs to go with nouns. Therefore, both the temporal and frontal lobes are active when meaning is attached to words and when a person generates verbs to go with nouns.Rate this question:
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- 9.
Hippocampus processes this type of memory.
Correct Answer(s)
short term
short-termExplanation
The hippocampus is responsible for processing short-term memory. Short-term memory refers to the temporary storage and manipulation of information that is needed for immediate tasks or activities. The hippocampus plays a crucial role in the formation and retrieval of short-term memories, allowing us to remember and recall recent events, facts, or experiences. It is involved in consolidating short-term memories into long-term memories, which are then stored in other brain regions. Therefore, the correct answer is short term/short-term.Rate this question:
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Current Version
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Oct 10, 2023Quiz Edited by
ProProfs Editorial Team -
Mar 30, 2011Quiz Created by
Ncannatella
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