consists of dead cells form hair folliclesī. lubricates hair & skin, which prevents drying c. Smooth muscles that produce “goose flesh” when they contract are the a.
#Test bank anatomy and physiology tortora skin#
The function of keratin in the skin is: a. In what area of the body would you expect to find an especially thick stratum corneum? a. Is the layer of skin where nails are produced d. is the layer of the skin where hair is produced c. connects the dermis to underlying bone bone and muscle b. Direction: Choose the best answer and encircle it. HUMAN ANATOMY AND PHYSIOLOGY MIDTERM EXAMINATION The membrane against their own concentration gradients.ġ8) If the solute concentration is greater inside of the cell than outside the cell, water will move byĬ) into and out of the cell at the same rate resulting in no net water movement.ĭ) All of these answer choices are correct.Bicol College College of Nursing Daraga, Albay Results in the solute moving down its concentration gradient to the other side of the membrane.ġ7) In this transport process, the energy from hydrolysis of ATP is used to drive substances across This binding induces a conformational change in the carrier protein that glucose) binds to a specific carrier protein on one Study Objective 1: SO 3 Describe the processes that transport substances across the plasmaġ3) Briefly describe the driving force for the movement of water across plasma membranes.ġ6) In this type of transport process, a solute (e. Section Reference 1: Sec 3 Transport across the Plasma Membraneġ2) Which of the following does NOT influence the rate of diffusion of a chemical across a plasmaĪ) concentration gradient of the chemical across the membraneĬ) distance that the chemical has to diffuse Study Objective 1: SO 3 Describe the plasma membrane structural and functional properties. Or outer surface of their plasma membrane.ĩ) Which of the following types of membrane proteins function by recognizing and binding toġ0) This type of membrane protein anchors cells to neighboring cells and to protein filaments foundġ1) Plasma membranes are _, which means that some chemicals move easily through plasma Of neighboring phospholipids and glycolipids, consists of aĨ) This type of membrane protein enables cells to catalyze specific chemical reactions at the inner Study Objective 2: SO 3.2 Explain the concept of selective permeability.Ĥ) What are the nonpolar parts of phospholipids?Ĭ) Both the head and tail groups are nonpolar.ĭ) Neither the head nor tail groups are nonpolar.ĥ) The polar portion of a cholesterol molecule, which forms hydrogen bonds with the polar heads Resembles an ever-moving sea of fluid lipids containing a mosaic of many different proteins.ģ) The three main components of the lipid bilayer portion of a plasma membrane areĪ) phospholipids, glycoproteins, and water.ī) proteins, cholesterol, and fatty acids.Ĭ) cholesterol, triglycerides, and glycolipids.ĭ) phospholipids, cholesterol, and glycolipids.Į) phospholipids, cholesterol, and proteins. Solution: The fluid mosaic model states that the molecular arrangement of the plasma membrane Section Reference 1: Sec 3 The Plasma Membrane Study Objective 1: SO 3 Describe the structure and functions of the plasma membrane. Section Reference 1: Sec 3 Parts of a CellĢ) Briefly describe the fluid mosaic model. Study Objective 1: SO 3 Name and describe the three main parts of a cell. Derrickson)ġ) What are the three main parts of a eukaryotic cell?Ī) plasma membrane, organelles, cytoplasmĬ) plasma membrane, cytoplasm, organelles Principles of Anatomy and Physiology, 14th Edition Tortora Test Bank Completed download: testbankreal/download/principles-anatomy-physiology-14th- edition-test-bank-tortora-derrickson/ (This is completed downloadable package TEST BANK for Principles of Anatomy and Physiology, 14th Edition by Gerard J.