Seeley's Anatomy and Physiology Chapter 3
EXAM NEWEST 2025 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
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polar 2 light loving
3 "water-fearing" 4 "water-loving"
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,8/21/25, 5:33 PM Seeley's Anatomy and Physiology Chapter 3 EXAM NEWEST 2025 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFI…
Terms in this set (190)
forms the outer boundary of the cell, through which
plasma membrane
the cell interacts with its external environment
directs cell activities, most of which take place in the
nucleus
cytoplasm; usually located near the center of the cell
specialized structure that performs a specific
function,aka little organs. The number and type of
organelle
these is related to the specific structure and function
of a cell
intracellular substances inside the cell
extracellular substances outside the cell
charge difference across the plasma membrane
membrane potential
resulting from the regulation of ion movement
collection of glycolipids, glycoproteins and
glycocalyx carbohydrates on the outer surface of the plasma
membrane
phospholipids and predominant lipids of the plasma membrane
cholesterol
lipid bilayer double layer of phospholipid molecules
hydrophilic "water-loving"
hydrophobic "water-fearing"
model suggesting that the plasma membrane is
neither rigid nor static in structure, but is highly
fluid-mosaic model
flexible and can change its shape and composition
through time
limits the movement of phospholipids, providing
cholesterol stability to the plasma membrane; maintains the fluid
nature of the membrane
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, 8/21/25, 5:33 PM Seeley's Anatomy and Physiology Chapter 3 EXAM NEWEST 2025 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFI…
cell surface molecule that allows a cell to identify
marker molecule other cells or other molecules. They are mostly
glycoproteins or glycolipids
glycoprotein protein with attached carbohydrate; marker molecule
glycolipid lipid with attached carbohydrate; marker molecule
protein molecule that penetrates deeply into the lipid
integral (intrinsic) protein
bilayer
peripheral (extrinsic) protein molecule attached to either the inner or outer
protein surface of the lipid bilayer
integral protein that allows a cell to attach to other
attachment protein
cells or to extracellular molecules
cadhedrin protein that attaches a cell to other cells
integrin protein that attaches a cell to extracellular molecules
integral protein that allows ions or molecules to move
transport protein
from one side of the plasma membrane to the other
one or more integral proteins arranged so that they
channel protein
form a tiny channel through the plasma membrane
channel protein that is always open and responsible
leak ion (non-gated)
for the plasma membrane's permeability to ions when
channel
the membrane is at rest, in charge of balance
gated ion channel channel protein that can be opened or closed
ligand chemical signal
channel protein that opens or closes in response to
ligand-gated ion channel
chemical signals
channel protein that opens or closes when there is a
voltage-gated ion channel
change in charge across the plasma membrane
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