ANATOMY&PHYSIOLOGY:INTER.APPR.ACCESS
4th Edition
ISBN: 9781265348342
Author: McKinley
Publisher: MCG
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Textbook Question
Chapter 11.6, Problem 16WDYL
What are the main actions of the abdominal muscles?
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Normal dive (for diving humans)
normal
breathing
dive
normal
breathing
Oz level
CO2 level
urgent need
to breathe
Oz blackout zone
high CO2 triggers breathing
6. This diagram shows rates of oxygen depletion and carbon dioxide accumulation in the blood in
relation to the levels needed to maintain consciousness and trigger the urgent need to breathe in
diving humans.
How might the location and slope of the O₂ line differ for diving marine mammals such as
whales and dolphins?
•
How might the location and slope of the CO₂ line differ for diving marine mammals such as
whales and dolphins?
•
•
Draw in predicted lines for O2 and CO2, based on your reasoning above.
How might the location of the Urgent Need to Breathe line and the O2 Blackout Zone line
differ for diving marine mammals?
What physiological mechanisms account for each of these differences, resulting in the ability
of marine mammals to stay submerged for long periods of time?
foraging/diet type
teeth
tongue
stomach
intestines
cecum
Insectivory
numerous, spiky, incisors procumbentExample: moleExample: shrew
--
simple
short
mostly lacking
Myrmecophagy
absent or reduced in numbers, peg-likeExample: tamandua anteater
extremely long
simple, often roughened
short
small or lacking
Terrestrial carnivory
sharp incisors; long, conical canines; often carnassial cheek teeth; may have crushing molarsExample: dog
--
simple
short
small
Aquatic carnivory
homodont, spiky, numerousExample: common dolphin
--
simple or multichambered (cetaceans only)
variable
small or absent
Sanguinivory
very sharp upper incisors; reduced cheek teethExample: vampire bat
grooved
tubular, highly extensible
long
small or lacking
Herbivory (except nectivores)
incisors robust or absent; canines reduced or absent; diastema; cheek teeth enlarged with complex occlusal surfacesExample: beaver
--
simple (hindgut fermenters) or multichambered (ruminants)
long
large
Filter feeding
none…
3. Shown below is the dental formula and digestive tract anatomy of three mammalian species
(A, B, and C). What kind of diet would you expect each species to have? Support your
answers with what you can infer from the dental formula and what you can see in the
diagram. Broadly speaking, what accounts for the differences?
Species A
3/3, 1/1, 4/4, 3/3
པར『ན་
cm 30
Species B
4/3, 1/1, 2/2, 4/4
cm 10
Species C
0/4, 0/0,3/3, 3/3
020
Chapter 11 Solutions
ANATOMY&PHYSIOLOGY:INTER.APPR.ACCESS
Ch. 11.1 - Prob. 1WDYLCh. 11.1 - Which muscle is strongera pennate muscle or a...Ch. 11.1 - What is the difference between an agonist and a...Ch. 11.2 - What are some words used in muscle names that...Ch. 11.2 - The gluteus maximus muscle gets its name from...Ch. 11.3 - Prob. 7WDYLCh. 11.3 - Which extrinsic eye muscles abduct the eye (move...Ch. 11.3 - Prob. 9WDYLCh. 11.3 - Prob. 10WDYLCh. 11.3 - Prob. 11WDYL
Ch. 11.3 - Which neck muscles extend the neck? Which neck...Ch. 11.4 - Prob. 13WDYLCh. 11.5 - Prob. 14WDYLCh. 11.5 - How is the diaphragm involved in respiration?Ch. 11.6 - What are the main actions of the abdominal...Ch. 11.7 - Prob. 17WDYLCh. 11.8 - Prob. 18WDYLCh. 11.8 - Prob. 19WDYLCh. 11.8 - Identify the rotator cuff muscles, and describe...Ch. 11.8 - What are the muscles in the anterior compartment...Ch. 11.8 - Prob. 22WDYLCh. 11.8 - Prob. 23WDYLCh. 11.8 - What muscles in the posterior compartment move the...Ch. 11.8 - Prob. 25WDYLCh. 11.9 - Prob. 26WDYLCh. 11.9 - Prob. 27WDYLCh. 11.9 - Prob. 28WDYLCh. 11.9 - Prob. 29WDYLCh. 11 - _____ 1. Which statement is true about an agonist?...Ch. 11 - Which muscles bilateral action is flexion of the...Ch. 11 - _____ 3. When this large muscle contracts, the...Ch. 11 - Prob. 4DYKBCh. 11 - _____ 5. Each of these muscles can flex the...Ch. 11 - _____ 6. The dorsal interossei muscles in the hand...Ch. 11 - Prob. 7DYKBCh. 11 - Prob. 8DYKBCh. 11 - Prob. 9DYKBCh. 11 - Prob. 10DYKBCh. 11 - Prob. 11DYKBCh. 11 - Which muscles of facial expression do you use to...Ch. 11 - Distinguish between suprahyoid and infrahyoid...Ch. 11 - What is the effect of contracting the abdominal...Ch. 11 - What movements are possible at the glenohumeral...Ch. 11 - Identify the compartments of the arm (brachium),...Ch. 11 - Prob. 17DYKBCh. 11 - Prob. 18DYKBCh. 11 - What leg muscles allow a ballet dancer to rise up...Ch. 11 - Which muscles are responsible for foot inversion?Ch. 11 - Prob. 1CALCh. 11 - Prob. 2CALCh. 11 - Prob. 3CALCh. 11 - Prob. 4CALCh. 11 - Prob. 5CALCh. 11 - Prob. 1CSLCh. 11 - While training on the balance beam, Pat slipped...Ch. 11 - Why is it more difficult for Eric to lift a heavy...
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