UH KIN 3304 - Exam 1 Study Guide (10 pages)

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Exam 1 Study Guide



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Exam 1 Study Guide

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Study Guide for Exam 1 regarding the cell, osseous tissue, and muscle.


Pages:
10
Type:
Study Guide
School:
University of Houston
Course:
Kin 3304 - Human Structure & Physical Performance
Edition:
1
Documents in this Packet

Unformatted text preview:

KIN 3304 1nd Edition Exam 1 Study Guide Lectures 1 9 Lecture 1 August 27 CHAPTER 2 The Cell The cell has many structures and functions that are important for the cell to thrive The cell can be divided into the Plasmalemma and the Cytoplasm TQ The Plasmalemma or the cell membrane separates cell contents from extracellular fluid It is a lipid bilayer that contains phospholipids proteins carbohydrates and steroids It isolates and protects the cell and it regulated the entrance and exit of materials The cytoplasm is the general term for inside of the cell and has two major subdivisions the cytosol and organelles The cytosol is the intracellular fluid that dissolves nutrients ions proteins and waste products It distributes materials via diffusion and it also stores glycogen The organelles can be either membranous inside the membrane or nonmembranous outside the cell The membranous organelles are surrounded by membranes that isolate contents from the cytosol The membranous organelles include the mitochondria nucleus ER golgi apparatus lysosomes and peroxisomes The nonmembranous organelles are always in contact with the cytosol The nonmembranous organelles include the cytoskeleton microvilli centrioles cilia flagella and ribosomes TQ The mitochondria has a double membrane with inner folds cristae It encloses metabolic enzymes and is the powerhouse of the cell producing about 95 of ATP for the cell The mitochondria controls its own growth and has 5 distinct compartments Outer membrane Intermembrane space inner membrane cristae space and the matrix The OM encloses entire organelle and has many integral proteins known as porins that allow certain molecules to freely diffuse Disruption of the OM cell death The IS is between the outer and inner membrane The concentration of the IS is the same as the cytosol but the protein composition is different from the cytosol The IM does not have porins and contains proteins with specific functions such as redox reactions ATP synthesis



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