chapt04LectureOutlines

chapt04LectureOutlines - Chapter 4 Organization and...

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1 Chapter 4 Organization and Regulation of Body Systems
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2 Outline Tissue Types Epithelial Connective Muscular Nervous Body Cavities Body Membranes Organ Systems Integumentary System Homeostasis
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3 INTRODUCTION Most of this course is devoted to the examination of human Anatomy and Physiology from the non-major’s perspective - let’s review these two critical terms. Anatomy ? Structure. Physiology ? Function. Neither can fully be understood or appreciated without understanding the other . . . . . . . . ie. the heart.
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4 Types of Tissues The study of tissue is histology . A tissue is composed of similarly specialized cells that perform a common function. . . . or is a group of cells that perform a similar function. Categorized into only four groups . ( Transp .) Epithelial . Connective . Muscular . Nervous .
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5 Epithelial Tissue Epithelial tissue consists of tightly packed cells forming a continuous layer that serve in protection, secretion, absorption, excretion, and filtration. (cover, secrete, absorb) 1. Named according to shape of cell. Squamous - Flattened. Cuboidal - Cubed. Columnar – Column-shaped. 2. And according to how many layers . Simple – 1 layer.
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6 Epithelial Tissue
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7 Gland types? Exocrine vs. Endocrine ? Both are lined by epithelial tissue. Exocrine ( ducted ) glands …… Examples : salivary glands, gall bladder, sweat glands, and oil glands. Endocrine ( ductless ) glands ……. Examples : thyroid glands, parathyroid glands, pancreas, adrenal glands, testes, ovaries.
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8 Junctions Between Epithelial Cells
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Connective Tissue Connective tissue serves many functions including binding organs, providing support and protection, insulation, and producing red blood cells. Separated by a nonliving matrix which the cell produces and may contain 3 types of fibers. Collagen fibers
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This note was uploaded on 01/17/2012 for the course BIOL 103 taught by Professor Robertwest during the Spring '12 term at Lee.

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chapt04LectureOutlines - Chapter 4 Organization and...

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