chapter 40 human tissues (histology) and the interconnectedness of systems
TRANSCRIPT
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Chapter 40
Human Tissues (histology) and the
Interconnectedness of systems
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4 types of tissueEpithelial
ConnectiveMuscle
Nervous
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Epithelial tissues
Are classified by:1. # of layers2. Shape
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Type and probable location?
Intestine:Simplecolumnar(active absorption & secretion of
large volumes)
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Kidney tubules:Simple cuboidal (secretion)
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Gall bladder
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Esophagus:Stratified squamous
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Skin:Stratified squamous
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Sweat duct Trachea
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Connective tissues There are 6 main types listed in your book:They are:
1. Bone 2. Loose connective tissue3. Adipose (fat tissue)4. Blood5. Cartilage 6. Fibrous connective tissue
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Bone
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Loose connectivetissue Made up of 3 fibertypes:Reticular, elastic, collagen
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Loose connective tissue
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Adipose
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Blood = ?
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Human Red Blood Cells, Platelets and T-lymphocyte (erythocytes = red; platelets = yellow; T-lymphocyte = light green) (SEM x 9,900). This image is copyright Dennis Kunkel at www.DennisKunkel.com
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Cartilage
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Tendon (fibrous connective tissue)
What is the difference between tnedons and ligaments?
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Muscles Three main typesThey are:
1. Skeletal2. Smooth (visceral) 3. Cardiac
What are striations?Where are they each located?
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Muscles
What do youlook forin determining the different types?
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Nervous tissuesWhat are the main units of a neuron?
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Pyramidal Neurons from the Central Nervous System (SEM x3,960). This image is copyright Dennis Kunkel at www.DennisKunkel.com
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Is this negative or positive feedback?
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If a cookie has 200 calories, that means _____ kilocalories.
What is the difference between BMR and SMR?
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Human Homeostasis
1. Body temp?2. Blood pH?3. Blood glucose level?
These are all controlled by ____ feedback systems.
1. 37 C (98.6 F) (looking ahead: what part of the brain controls temp?)
2. 7.4 (is that basic or acidic?)
3. 0.1% (looking ahead… what hormones help control this?)
All controlled by NEGATIVE Feedback systems.
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Why is skin an organ?How does it show the interconnectedness of different systems?
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Ch. 41Ch. 41 Reading Focus Topics
Know all of the figures and charts.Know the importance of vitamins: B1, folic acid, C, A, DKnow the importance of minerals: Ca, P, S, K, Fe, IKnow every organ of the digestive tract: location, function & associated enzymes/functions
Know fig 41.13 and table 41.3!COME WITH QUESTIONS and KNOWLEDGE FOR PARTICIPATION NEXT CLASS!
http://www.kumc.edu/instruction/medicine/anatomy/histoweb/Index.htm
(Most of today’s tissue pictures came from U of Kansas Med Center)