Human Biology Custom Edition
11th Edition
ISBN: 9781337631532
Author: Cecie Starr, Beverly McMillan
Publisher: Cengage Learning
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Textbook Question
Chapter 13, Problem 8SQ
Cerebrospinal fluid _____.
- a. fills cavities and canals in the brain and spinal cord
- b. is chemically similar to blood plasma
- c. cushions both the brain and spinal cord
- d. both a and c, but not b
- e. a, b, and c
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Chapter 13 Solutions
Human Biology Custom Edition
Ch. 13 - Explain the difference between a sensory neuron,...Ch. 13 - What are the functional zones of a motor neuron?Ch. 13 - Define an action potential.Ch. 13 - What is a synapse? Explain the difference between...Ch. 13 - Explain what happens during synaptic integration.Ch. 13 - Prob. 6RQCh. 13 - Prob. 7RQCh. 13 - The nervous system senses, interprets, and issues...Ch. 13 - A neuron responds to adequate stimulation with...Ch. 13 - When action potentials arrive at a synapse between...
Ch. 13 - In the simplest kind of reflex______, directly...Ch. 13 - The accelerating flow of _______ ions through...Ch. 13 - Prob. 6SQCh. 13 - Prob. 7SQCh. 13 - Cerebrospinal fluid _____. a. fills cavities and...Ch. 13 - Match each region of the central nervous system...Ch. 13 - Prob. 1CTCh. 13 - In newborns and premature babies, the bloodbrain...Ch. 13 - Prob. 3CT
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- An advantage of the blood–brain barrier is that it keeps out most ______. A disadvantage is that it also keeps out _____. a. viruses . . . most nutrients b. small molecules . . . fat-soluble molecules c. harmful gases . . . oxygen d. waste products . . . waterarrow_forwardThe natural components of cerebrospinal fluid are a. Proteins O b. Glucose O c. Glutamine O d. Proteins and glucose * Eosinophils level increase in a. Inflammatory reactions b. Stress reactions O c. Bacterial infections O d. Not all of the above Oarrow_forwardThe peripheral nervous system that transfers signal to the brain is the:a. sympathetic nervous system b. parasympathetic nervous system c. sensory nervous systemd. central nervous systemarrow_forward
- During adolescence, the _______ matures before the ______ in the brain. A. Cerebellum; Amygdala B. Limbic System; Prefrontal Cortex C. Prefrontal Cortex; Amygdala D. Prefrontal Cortex; Limbic Systemarrow_forwardThe ____ cannot be controlled by conscious thought. a. motor neurons b. somatic nervous system c. autonomic nervous system d. skeletal musclesarrow_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
- The vast majority of neurons are located in the a. Outer bulges of the neocortex b. Cerebellum and brainstem C. Autonomic Nervous System d. Creases in the neocortexarrow_forward1. Effects of the sympathetic stimulation include all, except ___. A. increased digestive system function B. increased alertness C. increased cardiovascular activity D. increased respiratory activity 2. Sympathetic activity is always excitatory for target effectors/organs and parasympathetic activity is always inhibitory for target effectors/organs. A. True B. Falsearrow_forward5) 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.arrow_forward
- Match the term on the left with its correct description in the column on the right. _____ Amygdala a. Serves as the main “entryway” intothe cerebral cortex_____ Thalamus b. Contains the pyramids where thecorticospinal tracts decussate_____ Hippocampus c. Portion of the limbic systeminvolved in emotion_____ Midbrain d. Regulates homeostasis, the autonomicnervous system, the endocrinesystem, and the sleep/wake cycle_____ Medulla e. Consists of three lobes and coordinatesmovementoblongata_____ Hypothalamus f. Portion of the limbic system;involved in memory_____ Cerebellum g. Middle portion of brainstem; plays arole in movement, sleep, and arousal _____ Pons h. First component of the brainstem;participates in reflexes, sensation,and movementarrow_forwardThe ______ regulates heartbeat, breathing, and blood pressure. a. cerebrum b. diencephalon c. cerebellumd. brain stemarrow_forwardIn the aging brain, we will see: a. greater specialization of the left and right hemispheres b. increases in brain weight after 50 c. that neurons shrivel up d. a decrease in activity in the prefrontal cortexarrow_forward
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