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TEST BANK For Human Anatomy & Physiology, (12TH) Global Edition By Elaine Marieb & Suzanne Keller| Study Guide with correct solutionsR308,37
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,Learn the Essential What, How & Why
of Human Anatomy & Physiology
With the Twelfth Edition of Essentials of Human Anatomy & Physiology, science
educator Suzanne Keller joins bestselling author Elaine Marieb in helping learners
focus on the What, How & Why of A&P, without getting sidetracked in details.
M11_MARI6119_12_GE_C11.indd Page 382 24/04/17 10:16 PM f-0037 /203/PH03344/9781292216119_MARIEB/MARIEB_ESSENTIALS_OF_HUMAN_ANATOMY_AND_PHYSIOLO ...
11 WHAT
The Cardiovascular System
NEW! What, How &
The cardiovascular
HoW
Why chapter
system delivers oxygen and
nutrients to the body tissues The heart pumps previews introduce
and carries away wastes
such as carbon dioxide
blood throughout the body
in blood vessels. Blood flow
key examples of
via blood. requires both the pumping action anatomy and physiology
of the heart and changes in
blood pressure. concepts that will be
covered in the chapter.
This technique helps
learners hone in on
what they are studying,
how it functions, and
why it is important for
WHY
them to learn.
If the cardiovascular
system cannot perform its
functions, wastes build up in tissues. InSTruCTorS
Body organs fail to function properly, New Building Vocabulary
and then, once oxygen becomes Coaching Activities for this NEW! Building
depleted, they will die. chapter are assignable in
Vocabulary
Coaching Activities
in Pearson Mastering
W hen most people hear the term cardio-
vascular system, they immediately think
of the heart. We have all felt our own
heart “pound” from time to time when we are ner-
vous. The crucial importance of the heart has been
only with the interstitial fluid in their immediate
vicinity. Thus, some means of changing and
“refreshing” these fluids is necessary to renew the
nutrients and prevent pollution caused by
the buildup of wastes. Like a bustling factory, the
A&P help students learn
the essential language
of A&P.
recognized for ages. However, the cardiovascular body must have a transportation system to carry
system is much more than just the heart, and its various “cargoes” back and forth. Instead of
from a scientific and medical standpoint, it is roads, railway tracks, and subways, the body’s
important to understand why this system is so vital delivery routes are its hollow blood vessels.
to life. Most simply stated, the major function of the
Night and day, minute after minute, our tril- cardiovascular system is transportation. Using
lions of cells take up nutrients and excrete wastes. blood as the transport vehicle, the system carries
Although the pace of these exchanges slows dur- oxygen, nutrients, cell wastes, hormones, and
ing sleep, they must go on continuously: when many other substances vital for body homeostasis
they stop, we die. Cells can make such exchanges to and from the cells. The force to move the blood
Throughout every chapter, the text’s conversational writing style and straightforward
explanations have been 282
strengthened withAnatomy
Essentials of Human familiar analogies and abundant
and Physiology
mnemonic cues to help students learn and remember concepts. Chapter 4: Skin and Body Membranes 137
Interneuron carrying
UPDATED! sensory information
to cerebral cortex
Exceptionally
clear photos and Integration (processing
and interpretation of
illustrations, sensory input) occurs
including dozens of new Cerebral cortex Cutaneous
membrane
(gray matter) Interneuron carrying
and improved figures, (skin)
response to
present concepts and White matter
motor neurons
4
processes at the right (a) Cutaneous membrane (the skin)
Thalamus
covers the body surface. Mucosa Cerebrum
level of detail. Many
figures from the text
are assignable as Art-
Labeling Activities in
Pearson Mastering A&P.
(b) Mucous membranes line body cavities open to the exterior.
Interneuron
carrying response Brain stem
Parietal
to motor neuron layer
Serous
Cell body of sensory fluid
Visceral
neuron in sensory layer
ganglion
Interneuron carrying
Nerve sensory information to
Skin cerebral cortex
Sensory
receptors
(c) Serous membranes line body cavities closed to exterior.
Cervical spinal cord
Outer balloon wall
Muscle
(comparable to parietal serosa)
White matter
Air (comparable to serous cavity)
Motor output Gray matter
Inner balloon wall Interneuron
(comparable to visceral serosa)Motor neuron
cell body
(d) A fist thrust into a limp balloon demonstrates the relationship
Figure 7.21 Schematic
between ofand
the parietal ascending (sensory)
visceral serous and
membrane descending (motor)
layers.
pathways between
Figure 4.1 the
Classes of brainmembranes.
epithelial and the spinal cord.
See p. 137.
➔
Unique Concept ConCeptLink Like neurons, nerves are classified acco
Links reinforce The terms for the connective tissue coverings of a to the direction in which they transmit imp
previously-learned nerve should seem familiar: We discussed similar struc- Nerves that carry impulses only toward the
concepts and help tures in the muscle chapter (Figure 6.1, p. 209). Names are called sensory (afferent) nerves, wh
students make connec of muscle structures include the root word mys, those that carry only motor fibers are m
tions across body whereas the root word neuro tells you that the struc- (efferent) nerves. Nerves carrying both se
systems while learning ture relates to a nerve. For example, the endomysium and motor fibers are called mixed nerves; a
new material. covers one individual muscle fiber, whereas the endo- nal nerves are mixed nerves.
neurium covers one individual neuron fiber. ➔
See p. 282.
, Explore Essential Careers and
Clinical Examples
To inspire and inform students who are preparing for future healthcare careers,
up-to-date clinical applications are integrated in context with discussions about
the human body.
UPDATED! Homeostatic Imbalance
discussions are clinical examples that revisit
the text’s unique theme by describing how the
loss of homeostasis leads to pathology or disease.
Related assessment questions are assignable in
Pearson Mastering A&P, along with Clinical Case
Study coaching activities.
See p. 295.
Focus on Careers essays feature
conversations with working professionals and explain
the relevance of anatomy and physiology course
topics across a wide range of allied health careers.
Featured careers include:
Ch. 2 Pharmacy Technician
Ch. 4 Medical Transcriptionist
Ch. 5 Radiologic Technologist
Ch. 8 Physical Therapy Assistant
Ch. 10 Phlebotomy Technician
Ch. 15 Licensed Practical Nurse
Students can visit the Pearson Mastering A&P Study
Area for more information about career options that
are relevant to studying anatomy and physiology. See p. 82.
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