Human Biology (MindTap Course List)
11th Edition
ISBN: 9781305112100
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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1. A site of communication between neurons is called a _________
2. Where is the cerebral spinal fluid found?
a.Between the dura mater and the arachnoid mater
b.Between the dura mater and the pia mater
c.Between the arachnoid mater and the brain
d.Between the pia mater and the brain
3. The neuron processes that normally receives incoming stimuli are called _____?
_____relay messages from the brain and spinal cord to muscles and glands. a. Motor neurons c. Interneurons b. Sensory neurons d. Neuroglia
The density of white matter in the brain __________.
a.increases throughout childhood
b.decreases throughout childhood and adolescence
c.increases until middle childhood
d.thickens when the gray matter does, and thins when the gray matter does
Chapter 13 Solutions
Human Biology (MindTap Course List)
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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- The ________ connects the two cerebral hemispheres. a. limbic system b. corpus callosum c. cerebellum d. pituitaryarrow_forwardAn 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_forward
- The 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_forwardDuring 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_forward18. The sympathetic neurons make up the __________ of the spinal cord between T1 – L2 segments. a. dorsal horn b. ventral horn c. lateral horn d. a and b e. b and carrow_forward
- The ____ 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_forwardMatch 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_forward
- 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.arrow_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_forward1. Hydrocephalus is caused by: a. the osmotic flow of water in the brain b. obstruction of channels where CSF flows c. the accumulation of blood in ventricles d. a stroke 2. The MAIN arteries carrying oxygenated blood to the brain---__________ arteries. a. jugular b. cranial c. aortic d. carotid e. venous 3.The location where cerebrospinal fluid is produced/secreted from plasma. a. subarachnoid space b. central canal c. dura mater d. choroid plexus 4. Which of the ventricles are the largest? a. lateral b. third c. fourth d. fifth 5. Spinal fluid flows within the spinal cord and brain, inside of the: a. subarachnoid space b. epidural space c. dura mater d. choroid plexusarrow_forward
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