Exam (elaborations)
Test bank for understanding_pathophysiology__6th_edition_testbank
Test bank for understanding_pathophysiology__6th_edition_testbankTest bank for understanding_pathophysiology__6th_edition_testbank
[Show more]
Connected book
Book Title:
Author(s):
- Edition:
- ISBN:
- Edition:
Content preview
UnderstandingPathophysiology, 6th
9 9
Edition
,Chapter901:9Cellular9Biology
Huether9&9McCance:9Understanding9Pathophysiology,96th9Editio
n9MULTIPLE9CHOICE
1. A9student9is9observing9a9cell9under9the9microscope.9It9is9observed9to9have9supercoiled9DNA9wi
th9histones.9Which9of9the9following9would9also9be9observed9by9the9student?
a. A9single9circular9chromosome
b. A9nucleus
c. Free-floating9nuclear9material
d. No9organelle
s9ANS:9B
The9cell9described9is9a9eukaryotic9cell,9so9it9has9histones9and9a9supercoiled9DNA9within9its9nucleus;9thus
,9the9nucleus9should9be9observed.9A9single9circular9chromosome9called9a9prokaryote9contains9free-
floating9nuclear9material9but9has9no9organelles.
REF:9p.92
2. A9nurse9is9instructing9the9staff9about9cellular9functions.9Which9cellular9function9is9the9nur
se9describing9when9an9isolated9cell9absorbs9oxygen9and9uses9it9to9transform9nutrients9to9energy?
a. Metabolic9absorption
b. Communication
c. Secretion
d. Respiration
ANS:9D
NURSINGTB.COM
The9cell’s9ability9to9absorb9oxygen9is9referred9to9as9respiration9while9its9communication9ability9involv
es9maintenance9of9a9steady9dynamic9state,9metabolic9absorption9provides9nutrition,9and9secretion9all
ows9for9the9synthesizing9of9new9substances.
,REF:9p.92
3. A9eukaryotic9cell9is9undergoing9DNA9replication.9In9which9region9of9the9cell9would9most9of9t
he9genetic9information9be9contained?
a. Mitochondria
b. Ribosome
c. Nucleolus
d. Nucleus9Cytoplas
m9ANS:9C
The9region9of9the9cell9that9contains9genetic9material,9including9a9large9amount9of9ribonucleic9acid,9mo
st9of9the9DNA,9and9DNA-binding9proteins,9is9the9nucleolus,9which9is9located9within9the9cell’s9nucleus.
Mitochondria9is9associated9with9cellular9respiration,9while9ribosomes9are9involved9with9protei
n9manufacturing.9Cytoplasm9is9a9fluid9filling9that9is9a9component9of9the9cell.
REF:9p.92
4. Which9of9the9following9can9remove9proteins9attached9to9the9cell’s9bilayer9by9dissolving9the9layer
itself?
a. Peripheral9membrane9proteins
b. Integral9membrane9proteins
c. Glycoproteins
d. Cell9adhesion9molecule
s9ANS:9B
Proteins9directly9attached9to9the9membrane9bilayer9can9be9removed9by9the9action9of9integral9membra
ne9proteins9that9dissolve9the9bilayer.9Peripheral9membrane9proteins9reside9at9the9surface9while9cell9ad
hesion9molecules9are9on9the9outside9of9the9membrane.9Glycoprotein9marks9cells9and9does9not9float.
REF:9p.97
, 5. Which9of9the9following9can9bind9to9plasma9membrane9receptors?
a. Oxygen
b. Ribosomes
c. Amphipathic9lipids
d. Ligands
ANS:9D
9
Ligands9are9the9only9specific9molecules9that9can9bind9with9receptors9on9the9cell9membrane.
REF:9p.99
6. A9nurse9is9reviewing9a9report9from9a9patient9with9metastatic9cancer.9What9alternation9in9t
he9extracellular9matrix9would9suNppoRrt9thIe9dGiagnBo.siCs9ofMmetastatic9cancer?
a. Decreased9fibronectin
b. Increased9collagen
c. Decreased9elastin
d. Increased9glycoprotein
s9ANS:9A
Only9a9reduced9amount9of9fibronectin9is9found9in9some9types9of9cancerous9cells,9allowing9them9to9tra
vel9or9metastasize.
REF:9p.910
7. Which9form9of9cell9communication9is9used9to9relate9to9other9cells9in9direct9physical9contact?
a. Cell9junction
b. Gap9junction
c. Desmosome
d. Tight9junctio
n9ANS:9A
Cell9junctions9hold9cells9together9and9permit9molecules9to9pass9from9cell9to9cell.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller AGRADEPROMASTER. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $18.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67096 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now