Textbook Question
Which ion most readily leaks across a neuron's membrane, helping to establish the resting potential?
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Ch. 43 - Animal Nervous Systems
Freeman7th EditionBiological ScienceISBN: 9783584863285
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Table of contents
- Ch. 1 - Biology: The Study of Life11
- Ch. 2 - Water and Carbon: The Chemical Basis of Life10
- Ch.3 - Protein Structure and Function11
- Ch.4 - Nucleic Acids and the RNA World10
- Ch. 5 - An Introduction to Carbohydrates10
- Ch. 6 - Lipids, Membranes, and the First Cells10
- Ch. 7 - Inside the Cell10
- Ch. 8 - Energy and Enzymes: An Introduction to Metabolism10
- Ch. 9 - Cellular Respiration and Fermentation16
- Ch. 10 - Photosynthesis14
- Ch. 11 - Cell-Cell Interactions14
- Ch. 12 - The Cell Cycle12
- Ch. 13 - Meiosis13
- Ch. 14 - Mendel and the Gene32
- Ch. 15 - DNA and the Gene: Synthesis and Repair8
- Ch. 16 - How Genes Work35
- Ch. 17 - Transcription, RNA Processing, and Translation16
- Ch. 18 - Control of Gene Expression in Bacteria19
- Ch. 19 - Control of Gene Expression in Eukaryotes17
- Ch. 20 - The Molecular Revolution: Biotechnology, Genomics, and New Frontiers23
- Ch. 21 - Genes, Development, and Evolution13
- Ch. 22 - Evolution by Natural Selection17
- Ch. 23 - Evolutionary Processes13
- Ch. 24 - Speciation15
- Ch. 25 - Phylogenies and the History of Life13
- Ch. 26 - Bacteria and Archaea17
- Ch. 27 - Diversification of Eukaryotes19
- Ch. 28 - Green Algae and Land Plants18
- Ch. 29 - Fungi19
- Ch. 30 - An Introduction to Animals9
- Ch. 31 - Protostome Animals20
- Ch. 32 - Deuterostome Animals19
- Ch. 33 - Viruses16
- Ch. 34 - Plant Form and Function16
- Ch. 35 - Water and Sugar Transport in Plants16
- Ch. 36 - Plant Nutrition13
- Ch. 37 - Plant Sensory Systems, Signals, and Responses16
- Ch. 38 - Flowering Plant Reproduction and Development16
- Ch. 39 - Animal Form and Function16
- Ch. 40 - Water and Electrolyte Balance in Animals16
- Ch. 41 - Animal Nutrition16
- Ch. 42 - Gas Exchange and Circulation16
- Ch. 43 - Animal Nervous Systems16
- Ch. 44 - Animal Sensory Systems16
- Ch. 45 - Animal Movement11
- Ch. 46 - Chemical Signals in Animals16
- Ch. 47 - Animal Reproduction and Development18
- Ch. 48 - The Immune System in Animals16
- Ch. 49 - An Introduction to Ecology16
- Ch. 50 - Behavioral Ecology16
- Ch. 51 - Population Ecology16
- Ch. 52 - Community Ecology20
- Ch. 53 - Ecosystems and Global Ecology16
- Ch. 54 - Biodiversity and Conservation Ecology16
Chapter 43, Problem 4
Which of the following brain regions is responsible for the formation of new memories?
a. Brainstem
b. Cerebellum
c. Frontal lobe
d. Hippocampus
Verified step by step guidance1
Identify the primary function of each brain region listed in the options.
Understand that the brainstem is responsible for basic life functions such as breathing and heart rate, not memory formation.
Recognize that the cerebellum is primarily involved in motor control and coordination, rather than memory formation.
Learn that the frontal lobe is associated with higher cognitive functions such as decision making and problem solving, but not specifically with the formation of new memories.
Know that the hippocampus is a critical region for the formation of new memories, particularly in converting short-term memories into long-term ones.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Hippocampus
The hippocampus is a critical region of the brain involved in the formation of new memories. It is part of the limbic system and plays a key role in converting short-term memories into long-term ones. Damage to the hippocampus can lead to difficulties in forming new memories, highlighting its importance in memory processing.
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04:35
Limbic System
Memory Formation
Memory formation is the process by which experiences and information are encoded, stored, and retrieved in the brain. It involves various brain regions, with the hippocampus being central to the initial encoding and consolidation of new memories. Understanding this process is essential for identifying how different brain areas contribute to memory.
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Brain Regions
Different brain regions have specialized functions, with the hippocampus being specifically linked to memory formation. The brainstem controls basic life functions, the cerebellum is involved in motor control, and the frontal lobe is associated with higher cognitive functions. Recognizing these roles helps in understanding how the brain supports various activities, including memory.
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Related Practice
Textbook Question
Which of these statements about myelination in neurons is/are correct? Select True or False for each statement.
T/FIt speeds propagation by increasing the density of voltage-gated channels all along the axon.
T/FMultiple sclerosis is characterized by disrupted myelination of certain neurons in the central nervous system.
T/FIt speeds propagation by preventing cations from leaking out across the membrane as they spread down the axon.
T/FIt is more commonly observed in vertebrates than in invertebrates.
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Textbook Question
In a neuron, what creates the electrochemical gradient favoring the outflow of K+ when the cell is at rest?
a. Na+/K+-ATPase
b. Voltage-gated K+ channels
c. Voltage-gated Na+ channels
d. Ligand-gated Na+/K+ channels
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Textbook Question
Explain the difference between a ligand-gated K+ channel and a voltage-gated K+ channel.
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Textbook Question
Describe the role of summation in postsynaptic cells.
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Textbook Question
Compare and contrast the somatic nervous system and autonomic nervous system.
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