Choose only the correct letter/answer. 16.neuron transmits signals from the PNS to the central nervous system.c. Motora. Interneurond. Ganglionb. Sensory17. An involuntary response by the nervous system to a stimulus is ad. Smooth musclea.. Synapse18. The axon has voltage gated ion channels. The term "voltage gated" means that..a. Ion channels open and close because of changes in the neuron's voltageb. Neuron voltage is controlled by neuroglial cellsc. Iongates will not respond unless the neuron is in the CNSd. Voltage can only be controlled by a reflexb. Reflexc. Motor response19.Damage to the cerebellum causesa. Uncontrollable hunger b. Coma. c. Loss of speech d. Loss of balancesignals20. The spinal cord contains tracts of inter neurons. Some tracts carrydownward and other tracts carrya. Cardiac, Motorc. Sensory, Motorsignals upward.b. Sensory, Autonomicd. Motor, Sensory21. The PNS contains these types of neurons (two answers.a. Sensoryb. Inter neuronsc. Motor neuronsd. Neuroglial neurons22. Somatic motor neurons have axons that conduct signals from the CNS to_; and areusually under,control.b. Hollow organs; voluntaryd. Skeletal muscle; voluntary23.The "fight or flight" response is the term used to describe activation of thea. Skeletal muscle; involuntaryc. Hollow organs; involuntarya. Parasympathetic divisionC. Somatic nervous system24. Motor signals in the ANS always pass throughb. Sympathetic divisiond. CNS(a number. motor neuron(s. before(a number. motorreaching a muscle. Motor signals in the SNS always pass throughneuron(s. before reaching a muscle.b. 2, 1a. 2,2с. 1, 325. The ganglia of thedivision.d. 1, 2division are closer to the spine than the ganglia of thea. Sympathetic, Parasympatheticc. Sympathetic, Peripheral6. The effects of sympathetic and parasympathetic neurons on the heart can best beescribed asa. antagonistic.b. Parasympathetic, Peripherald. Parasympathetic, Sympatheticb. identicalc. cooperatived. adrenergic

Note: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question…

neuron transmits signals from the PNS to the central nervous system. a. Interneuron 16. d. Ganglion b. Sensory 17. An involuntary response by the nervous system to a stimulus is a C. Motor a.. Synapse b. Reflex c. Motor response d. Smooth muscle 18. The axon has voltage gated ion channels. The term "voltage gated" means that... a. Ion channels open and close because of changes in the neuron's voltage b. Neuron voltage is controlled by neuroglial cells C. longates will not respond unless the neuron is in the CNS d. Voltage can only be controlled by a reflex 9 Dama

neuron transmits signals from the PNS to the central nervous system. a. Interneuron 16. d. Ganglion b. Sensory 17. An involuntary response by the nervous system to a stimulus is a C. Motor a.. Synapse b. Reflex c. Motor response d. Smooth muscle 18. The axon has voltage gated ion channels. The term "voltage gated" means that... a. Ion channels open and close because of changes in the neuron's voltage b. Neuron voltage is controlled by neuroglial cells C. longates will not respond unless the neuron is in the CNS d. Voltage can only be controlled by a reflex 9 Dama

Concepts of Biology

1st Edition

ISBN:9781938168116

Author:Samantha Fowler, Rebecca Roush, James Wise

Publisher:Samantha Fowler, Rebecca Roush, James Wise

Chapter16: The Body's System

Section: Chapter Questions

Problem 24RQ: Neurons contain ________, which can receive signals from other neurons. a. axons b. mitochondria c....

See similar textbooks

Similar questions

25.A a. Axon b. Dendrites e. Cell body d. synapse. 26. The 27.The a. central b. peripheral 28.A a. central b. peripheral 30. When the 31. When the is a small space across which an impulse travels to move from one neuron to another. a. Glial cell b. Meninges e. Neuron d. Cerebrospinal fluid 32. Fill the blanks Questions. 29. When a movement causes the spinal cord to interpret an impulse from the brain from sensory receptors this movement is called a centers. nervous system is made up of the brain and spinal cord. 33. nervous system is made up of all the nerves outside the brain and spinal cord. 34. 35. is made up of a cell body, dendrite, and axon. division is dominant, the body is activated. division dominates, the body is inactive sends information from and to other brain centers, involve in homeostasis and body movement coordination. involved in vision and auditory integration, conducts sensory information to hire brain through which sensory and motor tracts pass. responsible for…
32) In order for a nerve impulse to be transmitted across a synapse, a neurotransmitter must be released froma. an axon terminal.b. a dendrite.c. a soma.d. an axon hillock. 33) What part of a neuron is responsible for receiving information?a. Axon.b. Node of Ranvier. c. Dendrite.d. Myelin sheath.
1. An excitatory postsynaptic potential a. is only one of several types of graded potential. b. will drive the membrane away from its potential. c. has a hyperpolarizing effect. d. is summed with an inhibitory postsynaptic potential at the input zone of a neuron in a process known as synaptic integration. 2. One example of a simple reflex arc involves the a. conscious message to move part of the body. b. contraction of an antagonistic muscle when its opposite muscle relaxes. c. contraction of a muscle when it is stretched. d. receptor, the brain, and the effector. 3. Areas of the spinal cord appear glistening white because of a. lack of meninges. b. cell bodies. c. myelin sheaths. d. neuroglia cells. 4. Neuroglial cells a. metabolically and physically support other neurons. b. form sheaths around neurons and control the rate of impulse transmission. c. form more than half of the volume…
I. These forms the specialized junctions called synapse. A. Cell body B. Glial cells C. Synaptic terminal D. Neurotransmitters II. These are the gaps in the myelin sheath which is the site where signals are recharged as they travel down the axon. A. Neurotransmitters B. Axon hillock C. Dendrites D. Nodes of Ranvier III. These neurons form the local circuits that connect neurons in the brain A. Interneurons B. Axon hillock C. Dendrites D. Soma
1. Action potentials are generated in a region called the _______ which includes the axon hillock and the initial segment of the axon. 2.According to the all-or-nothing principle a.once the electrical impulse reaches a certain level of intensity (its threshold), it fires and moves all the way down the axon without losing any intensity. b.the amount of time a neuron must “rest” in between firing episodes is stable. c.as a person ages, his or her neurological system slows down and the intensity of neural impulses decreases significantly. d.if all the neurons in a network are not integrated, the “message” carried by the neurons will be lost.
If the neuron were stimulated at Location 2, the impulse would travel towardA. location 1, where synaptic transmission occursB. location 3, where no synaptic transmission occursC. locations 1 and 3, causing synaptic transmission at each endD. location 1, causing synaptic transmission at 3 only
1. Which of the following terms most accurately describes the cellular activity associated with the actual passage of a nerve impulse? a. electrical discharge b. wave of depolarization c. active transport of ions d. action of sodium-potassium pump 2. By definition, a "nerve" is a. a dendrite. b. the same as a neuron within the central nervous system. c. a single extension of a neuron. d. a bundle of axons. 3. Neurons and other cells that produce action potentials are said to show a. capacitance. b. polarity. c. voltage. d. excitability. 4. The input zone of a neuron is the a. axonal terminals. b. both cell body and dendrite. c. axon. d. cell body. 5. The word that best describes the interaction of sympathetic and parasympathetic systems is a. cooperation. b. subversive. c. ineffective. d. antagonistic.
20. Which of the following sentences is NOT correct? A. Axon can branch B. Afferent neurons are generally bipolar neurons C. Most neurotransmitters are synthesized in the cytosol of a neuron D. GABA is the most common inhibitory neurotransmitter in the central nervous system E. Ligaments connect muscles to bone
5) The division of the nervous system responsible for the preparation of the body in case of emergency(i.e. fight or flight) is thea. central nervous sYstem.b. parasympathetic nervous system. c. sympathetic nervous sYstem.d. none of the above. 6) Neurons that carry impulses toward effector organs and muscles are calleda. motor neurons.b. afferent neurons.c. sensory neurons. d. both a and b.
1. Transmitter substances a. may be inhibitory or stimulatory. b. change the permeability of postsynaptic cells. c. elicit graded potentials near the synapse. d. all of these 2. The major divisions of the peripheral nervous system are a. peripheral and central systems. b. afferent and autonomic systems. c. somatic and autonomic systems. d. sympathetic and parasympathetic systems. 3. At rest, a nerve cell has a high concentration of __________ inside and a high concentration of __________ outside. a. potassium; sodium b. acetylcholine; chlorine c. sodium; potassium d. phosphorus; calcium 4. Which of the following would NOT be defined as a part of the central nervous system? a. brain b. cerebellum c. spinal nerves d. neuroglia cells 5. The basic unit of the nervous system is a. a nerve impulse. b. the brain. c. neuroglia. d. the neuron.
Post-synaptic receptors located on the membrane of skeletal muscle cells allow the muscle cells/fibers to respond to the neural-stimulus. What is the name of the receptors located on the post-synaptic membrane of the muscle cells (you can't find the answer in the textbook; you have to do some research)? 22. 26. A. beta receptors muscle contr alon is actually called The B. alpha receptors C. muscarinic receptorsry D. nicotinic receptors
Another name for the axon of a neuron is:- a. nerve fiber. b. neurofibril. c. neurilemma. d. axoplasm. e. endoneurium