A Nerve Is A Group Of Bundled Together

Question: A group of axons bundled together coated in myelin that travels together through the body is called ______.
Answer: Nerves
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Question: A nerve is a group of ______ bundled together.
Answer: Axons
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Question: A specialized cell that makes up the nervous system that receives and sends messages within that system is called a _________.
Answer: Neuron
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Question: Endocrine glands ________________________.
Answer: Secrete hormones directly into the bloodstream
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Question: Hormones are chemicals that are secreted and go directly into ________________.
Answer: The bloodstream
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Question: Neurons that carry information from the senses to the spinal cord are called ___________.
Answer: Sensory neurons
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Question: Pain-controlling chemicals in the body are called ______.
Answer: Endorphins
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Question: The _______________ is a structure in the brain stem responsible for life-sustaining functions, such as breathing and heart rate.
Answer: Medulla
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Question: The ________________ is a structure in the brain stem that connects the top of the brain to the bottom and plays a role in sleep, dreaming, left-right body coordination, and arousal.
Answer: Pons
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Question: The branch of the autonomic nervous system that restores the body to normal functioning after arousal and is responsible for day-to-day functioning of the organs and glands is called the_________________.
Answer: Parasympathetic nervous system
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Question: What is the term used to describe the bulbs located at the end of the axon?
Answer: Axon terminals
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Question: The branchlike structures that receive messages from other neurons are called ______.
Answer: Dendrites
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Question: The central nervous system consists of __________.
Answer: The brain and spinal cord
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Question: The division of the nervous system that allows the brain and the spinal cord to communicate with the sensory systems of the eyes, ears, skin, and mouth, and allows the brain and spinal cord to control the muscles and glands of the body is called the ______.
Answer: Peripheral nervous system
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Question: The function of the _________________________ is to carry information to and from all parts of the body.
Answer: Nervous system
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Question: The long bundle of neurons that carries messages to and from the body to the brain and is responsible for very fast, lifesaving reflexes is called the ________.
Answer: Spinal cord
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Question: The part of the autonomic nervous system that is responsible for reacting to stressful events and bodily arousal is called the ______________ nervous system.
Answer: Sympathetic
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Question: Which part of the nucleus is responsible for maintaining cell life?
Answer: Soma
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Question: The peripheral nervous system consists of __________.
Answer: All the nerve cells that are not in the brain and spinal cord
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Question: The point at which the nerves from the left side of the body cross over into the right side of the brain, and vice versa, is the ______.
Answer: Medulla
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Question: Which of the following is a group of several brain structures located in the inner margin of the upper brain and is involved in learning, emotion, and motivation?
Answer: Limbic system
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Question: The subdivision of the peripheral nervous system that consists of nerves that control all of the involuntary muscles, organs, and glands is called the _________ nervous system.
Answer: Autonomic
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Question: The thick band of neurons that connects the right and left cerebral hemispheres is called the ___________.
Answer: Corpus callosum
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Question: When a cell is "at rest," it is in a state called the ________.
Answer: Resting potential
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Question: When a neuron fires, it fires in a(n) ________ fashion as there is no such thing as "partial" firing.
Answer: All-or-none
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