Anatomy & Physiology
3rd Edition
ISBN: 9781259398629
Author: McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher: Mcgraw Hill Education,
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Question
Chapter 4, Problem 4DYB
Summary Introduction
Introduction:
The active transport uses cellular energy in the form of adenosine triphosphate (ATP) for the movement of molecules across the cell membrane against the concentration gradient.
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One substance flows down its concentration gradient, and the energy is harnessed to move another substance up its gradient in the same direction. This best describes a. primary active transport. b. endocytosis. c. symport secondary active transport. d. antiport secondary active transport.
Choose the processes from the list below which require active transport
A. Water moving through the membrane
B. Sodium moving out of a cell
C. Potassium moving into a cell
D. Endocytosis
E. Oxygen moving from inhaled air into blood stream.
Choose pne of these choices:
A. Water molecules will still be able to move across the cell membrand but at a slkwer rate.
B. Water moleces will no longer be able to move across the cell membrane.
C. Water molecules will move across the cell membrand at a faster rate without the aquaporin regulating their flow.
D. Water molecules will only be able to enter the cell by active transport.
Chapter 4 Solutions
Anatomy & Physiology
Ch. 4.1 - Prob. 1LOCh. 4.1 - What is the advantage of using a TEM instead of an...Ch. 4.1 - Prob. 2LOCh. 4.1 - Prob. 3LOCh. 4.1 - Prob. 2WDLCh. 4.1 - Prob. 4LOCh. 4.1 - Prob. 5LOCh. 4.1 - Prob. 6LOCh. 4.1 - Prob. 7LOCh. 4.1 - What are the three main structural features of a...
Ch. 4.1 - What cellular structure is responsible for forming...Ch. 4.2 - Prob. 8LOCh. 4.2 - How do lipids maintain the basic physical barrier...Ch. 4.2 - Prob. 9LOCh. 4.2 - Prob. 10LOCh. 4.2 - What type of plasma membrane protein provides the...Ch. 4.3 - Prob. 11LOCh. 4.3 - Prob. 12LOCh. 4.3 - How does O2 diffuse into a cell and CO2 diffuse...Ch. 4.3 - Prob. 8WDLCh. 4.3 - Prob. 13LOCh. 4.3 - LEARNING OBJECTIVE
14. Define osmotic pressure.
Ch. 4.3 - Prob. 15LOCh. 4.3 - WHAT DO YOU THINK?
1 Which setup would exhibit...Ch. 4.3 - Define osmosis.Ch. 4.3 - What occurs to the tonicity of a cell when it is...Ch. 4.3 - What general conclusion can you make concerning...Ch. 4.3 - Prob. 16LOCh. 4.3 - Prob. 17LOCh. 4.3 - Prob. 18LOCh. 4.3 - What transport process involved in the movement of...Ch. 4.3 - Engulfing of a bacterium by a white blood cell...Ch. 4.4 - Prob. 19LOCh. 4.4 - Prob. 20LOCh. 4.4 - Define a resting membrane potential.Ch. 4.4 - LEARNING OBJECTIVE
21. Explain the role of both...Ch. 4.4 - Prob. 22LOCh. 4.4 - Explain how the resting membrane potential is...Ch. 4.4 - Prob. 23LOCh. 4.5 - What are some examples of how cells communicate...Ch. 4.5 - Prob. 24LOCh. 4.5 - How do action of enzymatic receptors and G...Ch. 4.6 - Prob. 25LOCh. 4.6 - Prob. 26LOCh. 4.6 - Prob. 2WDTCh. 4.6 - Describe the general structure of both the...Ch. 4.6 - Prob. 19WDLCh. 4.6 - Prob. 27LOCh. 4.6 - Prob. 28LOCh. 4.6 - Which non-membrane-bound organelle functions (a)...Ch. 4.6 - Prob. 29LOCh. 4.6 - Prob. 30LOCh. 4.6 - Which cellular surface structure functions in (a)...Ch. 4.6 - Prob. 31LOCh. 4.6 - Which cellular junction (a) provides resistance to...Ch. 4.7 - Prob. 32LOCh. 4.7 - Prob. 33LOCh. 4.7 - What is the function of nuclear pores within the...Ch. 4.7 - What is the function of the nucleolus?Ch. 4.7 - Prob. 34LOCh. 4.7 - Describe the structural relationship of DNA and...Ch. 4.8 - Prob. 35LOCh. 4.8 - Prob. 36LOCh. 4.8 - What are the three major structures required for...Ch. 4.8 - Prob. 37LOCh. 4.8 - Prob. 38LOCh. 4.8 - Prob. 39LOCh. 4.8 - Prob. 3WDTCh. 4.8 - What is a codon and an anticodon?Ch. 4.8 - How is mRNA attached to ribosomes and translated...Ch. 4.8 - Prob. 40LOCh. 4.8 - Prob. 29WDLCh. 4.9 - LEARNING OBJECTIVE
41. Explain the structure and...Ch. 4.9 - Prob. 42LOCh. 4.9 - How is chromatin distinguished from a chromosome?Ch. 4.9 - Prob. 43LOCh. 4.9 - Prob. 44LOCh. 4.9 - Prob. 45LOCh. 4.9 - Prob. 4WDTCh. 4.9 - Describe the process of DNA replication that...Ch. 4.9 - What are the events that occur during the mitotic...Ch. 4.10 - Prob. 46LOCh. 4.10 - Prob. 47LOCh. 4.10 - What are the specific changes that occur to DNA...Ch. 4 - All of the following general functions are carried...Ch. 4 - _____ 2. The molecule that is responsible for most...Ch. 4 - Do You Know the Basics?
3. Which process does not...Ch. 4 - Prob. 4DYBCh. 4 - Prob. 5DYBCh. 4 - Prob. 6DYBCh. 4 - Prob. 7DYBCh. 4 - Prob. 8DYBCh. 4 - _____ 9. During this stage of mitosis, the...Ch. 4 - _____ 10. Erythrocytes do not have a nucleus. In...Ch. 4 - Prob. 11DYBCh. 4 - Prob. 12DYBCh. 4 - Describe the passive processes of membrane...Ch. 4 - Describe the active processes of membrane...Ch. 4 - List the membrane-bound structures, and describe...Ch. 4 - Prob. 16DYBCh. 4 - Prob. 17DYBCh. 4 - Prob. 18DYBCh. 4 - Prob. 19DYBCh. 4 - Explain the processes that occur in the different...Ch. 4 - Michael was born with Tay-Sachs disease. Which of...Ch. 4 - Prob. 2CALCh. 4 - Prob. 3CALCh. 4 - Prob. 4CALCh. 4 - Prob. 5CALCh. 4 - Prob. 1CSLCh. 4 - Prob. 2CSLCh. 4 - Prob. 3CSL
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- Which of the following methods of transport is being used to transfer the substance into the cell in the accompanying graph? a. diffusion down a concentration gradient b. osmosis c. facilitated diffusion d. active transport e. vesicular transport f. It is impossible to tell with the information provided.arrow_forwardThe movement of water across the plasma membrane of a cell is facilitated bya. aquaporins.b. substrate-mediated endocytosis.c. receptor-mediated diffusion.d. channel proteins.e. Both a and d are correctarrow_forwardPassive membrane transport processes include... a.movement of water from an area of high solute concentration to an area of low concentration b.consumption of ATP c.the use of transport proteins when moving substances from areas of low to high concentration d.movement of a substance down its concentration gradientarrow_forward
- one reason active transport has a limited maximum transport rate at which it can progress is due to the fact that a. energy required is not available inside the cell b. carrier proteins are not on the surface of the cell membrane c. ion channels are limited in size d. the number of carrier proteins is limited and therefore they can become saturatedarrow_forwardDiffusiona. is always facilitated.b. occurs by active transport.c. is increased when temperature increases.d. requires aquaporin proteins.arrow_forwardWhich of the following statements is/are true about transport proteins?I. They carry out biochemical functions that remove nutrients in a cell.II. They are proteins which have high specificity to a single kind of molecule.III. They function to accumulate solutes against the concentration gradient.IV. They are highly regulated in a cell.arrow_forward
- -In the figure to the left, what type of transport is being used to move sodium out of the cell? a. Simple diffusion b. Passive transport c. Primary active transport d. Secondary active transport Na Na Na Na Na Na Na Na Na Na 3 Na Na Na Na Glucose Na Na Na Na Na glucose symporter Na Na-K" ATPase Na Glucose Glucose Na ATP + H,0 2K ADP + P Glucosearrow_forwardMatch each of the following with the best answer choice: B. the diffusion of water across a membrane ✓movement of small nonpolar molecules that can pass through a membrane on their own down their concentration gradient when molecules diffuse through protein channels or carriers moving down their concentration gradients movement of molecules against their concentration gradient requiring ATP ✓diffusion of solutes across an artificial selectively permeable membrane which separates molecules due to their size A. dialysis B. osmosis C. simple diffusion D, facilitated diffusion E. active transportarrow_forwardExplain the process and give an example of each form of cellular transport. a. Passive Diffusion b. Active Transport c. Facilitated Diffusionarrow_forward
- The sodium-potassium pump helps to maintain electrolyte gradients through use of ATP. Which of the following best describes this type of transport? a. osmosis b. passive transport c. diffusion d. active transportarrow_forwardItem11 Item 11 The sodium-potassium ATPase functions by performing Multiple Choice a. primary active transport. b. secondary active transport. c. exocytosis. d. both exocytosis and endocytosis. e. receptor-mediated endocytosis. Item12 Item 12 The uptake of cholesterol into cells is an example of Multiple Choice a. phagocytosis. b. pinocytosis. c. receptor-mediated endocytosis. d. receptor-mediated exocytosis. e. simple diffusion. Item13 Item 13 The sodium-potassium pump moves Multiple Choice a. sodium and potassium into the cell. b. sodium and potassium out of the cell. c. sodium into the cell and potassium out of the cell. d. sodium out of the cell and potassium into the cell.arrow_forwardsecondary active transport depends on which of the following principals a. sodium is pumped pout of the cells against a concentration gradient by [primary active transport b. sodium moves out the cells with a concentration gradient c. primary active transport is necessary to pump sodium into the cell from higher to lower concentration d. diffusion causes sodium to move our of the cellarrow_forward
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