Human Anatomy, Books a la Carte Edition (8th Edition)
8th Edition
ISBN: 9780134283395
Author: Elaine N. Marieb, Patricia Brady Wilhelm, Jon B. Mallatt
Publisher: PEARSON
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Textbook Question
Chapter 12, Problem 1RQ
Which of the following structures is not part of the central nervous system?
a. the brain
b. a never
c. the spinal cord
d. a tract
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which of the following does not describe the somatic nervous system?
A. motor neurons that innervate glands, cardiac and skeletal muscle
B. a system of motor neurons that innervate all muscle cells
c. voluntary nervous system
d. general sensory for skin and joints.
Galen performed vivisection, or live experimentation, on animals to learn about the nervous system. What did Galen discover with his squealing pig experiment?
A) Galen correctly identified that peripheral nerves could control bodily function
B) Galen correctly identified the division between the central and peripheral nervous systems
C) Galen demonstrated that tendons, ligaments and nerves were separate entities
D) Galen demonstated that transection of individual nerves had little functional consequence.
When the dentist gives you a lidocaine injection before drilling into a tooth, she numbs a nerve in your mouth, which is a
A)cranial nerve and part of the peripheral nervous system.
B)cranial nerve and part of the central nervous system.
C)spinal nerve and part of the peripheral nervous system.
D)spinal nerve and part of the central nervous system.
Chapter 12 Solutions
Human Anatomy, Books a la Carte Edition (8th Edition)
Ch. 12 - In which direction are afferent signals carried?...Ch. 12 - What subdivision of the nervous system regulates...Ch. 12 - What type of sensation is (a) pain from a pulled...Ch. 12 - Which type of neuron process receives stimuli?Ch. 12 - Describe how the electrical impulse from one...Ch. 12 - What is the structural type of most sensory...Ch. 12 - Which structural type of neuron is most abundant?...Ch. 12 - Which neuroglia make myelin in the CNS? In the...Ch. 12 - Which neuroglia are common in regions where...Ch. 12 - Do Schwann cells cover nonmyelinated axons in the...
Ch. 12 - Name the connective tissue wrapping that encloses...Ch. 12 - Where do synaspes occur in the CNS, in white...Ch. 12 - Why is white matter white?Ch. 12 - If there is no interneuron in a reflex arc, as in...Ch. 12 - If you touch a hot stove, you reflexively...Ch. 12 - What type of neuronal circuit contains multiple...Ch. 12 - Both peripheral nerves and the white matter of the...Ch. 12 - From your understanding of the functions of myelin...Ch. 12 - What type of neurons form from neuroblasts in the...Ch. 12 - How does the development of sensory neurons...Ch. 12 - Which of the following structures is not part of...Ch. 12 - Match the names of the cells in column B with the...Ch. 12 - Prob. 3RQCh. 12 - Prob. 4RQCh. 12 - An example of an effector is (a) the eye, (b) a...Ch. 12 - Prob. 6RQCh. 12 - A ganglion is a collection of (a) neuron cell...Ch. 12 - A synapse between a terminal bouton and a neuron...Ch. 12 - Myelin is most like which of the following cell...Ch. 12 - Prob. 10RQCh. 12 - Afferent neurons of the PNS synapse in the CNS...Ch. 12 - Prob. 12RQCh. 12 - Prob. 13RQCh. 12 - Place the connective tissue coverings surrounding...Ch. 12 - Define proprioception.Ch. 12 - Prob. 16RQCh. 12 - Prob. 17RQCh. 12 - Distinguish gray matter from white matter of the...Ch. 12 - What is distinctive about the appearance of a cell...Ch. 12 - Describe the differences between neurons and...Ch. 12 - Distinguish a nerve from a nerve fiber and a...Ch. 12 - Prob. 22RQCh. 12 - Draw a reflex arc in place in the nervous system...Ch. 12 - Prob. 24RQCh. 12 - Why are the cell bodies of sensory neurons located...Ch. 12 - Prob. 26RQCh. 12 - Two anatomists were arguing about a sensory...Ch. 12 - An MRI scan and other diagnostic tests indicated...Ch. 12 - Prob. 3CRCAQCh. 12 - Rochelle developed multiple sclerosis when she was...Ch. 12 - Reflexes can be somatic (as in the knee-jerk...Ch. 12 - Prob. 6CRCAQ
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- The purpose of the autonomic nervous system is to do all of the following excepta. stimulate glands.b. relay messages to skeletal muscles.c. relay messages to cardiac and smooth muscles.d. regulate the body’s homeostasis.arrow_forwardActivation of the sympathetic nervous system causes: a. increased blood flow into the skin b. a decreased heart rate c. an increased heart rate d. increased digestionarrow_forwardthe largest division of the human brain which mediates the brain's most complex function (is.. complex cognitive processes is called the A. metencephalon b. diencephalon c. mesencephalon d. telecephalonarrow_forward
- Ganglia are ... a) ... collections of nerve cell bodies outside the CNS b) ... part of a nerve cell c) ... the connection between two nerve cells d) ... collections of nerve fibers in the CNS e) ... a type of glial cells in the brainarrow_forwardWhich of the following brain regions is not correctly matched to itsfunction?a. The medulla oblongata regulates heartbeat, breathing, and bloodpressure.b. The cerebellum coordinates voluntary muscle movements.c. The thalamus secretes melatonin, which regulates daily bodyrhythms.d. The midbrain acts as a refl ex center for visual, auditory, andtactile responses.arrow_forwardThe brain knows whether an incoming nerve impulse is light, sound, or pain because of thea. nature of the sensory receptor.b. frequency of the sensory signal.c amplitude of the sensory signal.d. wiring to specific CNS locations.arrow_forward
- You stick your tongue out to make your friend laugh. The structure of the brain that controls this movement, and the division of the nervous system it is part of, respectively are: Select one: a. the cerebrum and the autonomic nervous system b. the cerebrum and the somatic nervous system c. the medulla oblongota and the autonomic nervous system d. the medulla oblongota and the somatic nervous systemarrow_forwardWhat type of ganglion contains neurons that control homeostatic mechanisms of the body? a. sensory ganglion b. dorsal root ganglion c. autonomic ganglion d. cranial nerve ganglionarrow_forwardEmergency room doctors often shine a light into the eyes of patients with head injuries to test their pupillary reflex. The structure that relays the information between the optic nerve and the motor neuron, and the division of the nervous system that the structure is part of , respectively are: Select one: a. an interneuron and the peripheral nervous system b. the occipital lobe and the peripheral nervous system c. the occipital lobe and the central nervous system d. an interneuron and the central nervous systemarrow_forward
- The integrative functions of the nervous system are performed mainly bya. afferent neurons.b. efferent neurons.c. neuroglia.d. sensory neurons.e. interneurons.arrow_forwardThe process of myelination results in an increase in white matter. Myelination happens for all brain regions. Because of increases in myelination A) At the same time; neural signals can travel through the brain faster B) At different times; neural signals can travel through the brain faster C) At different times; neurogenesis is improved D) At the same time; neurogenesis is improvedarrow_forwardThe ____ cannot be controlled by conscious thought. a. motor neurons b. somatic nervous system c. autonomic nervous system d. skeletal musclesarrow_forward
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