Robbins pBasic pPathology p10th pEdition pKymarpAbbas pTest pBank
Chapter p1. pThe pCell pas pa pUnit pof pHealth pand pDisease
1 The nucleus
p , which is essential for function and p p p p p p
survival of the cell.
p p p p
A) is the site of protein synthesis p p p p p
B) contains the genetic code p p p
C) transforms cellular energy p p
D) initiates aerobic metabolism p p
2 Although energy is not made in mitochondria, they are known
p p p p p p p p p
as the power plants of the cell because they:
p p p p p p p p p
A) contain RNA for protein synthesis. p p p p
B) utilize glycolysis for oxidative energy. p p p p
C) extract energy from organic compounds.
p p p p
D) store calcium bonds for muscle contractions.
p p p p p
3 Although the basic structure of the cell plasma membrane is
p p p p p p p p p
formed by a lipid bilayer, most of the specific membrane
p p p p p p p p p p
functions are carried out by:
p p p p p
A) bound and transmembrane proteins. p p p
B) complex, long carbohydrate chains. p p p
C) surface antigens and hormone receptors.
p p p p
D) a gating system of selective ion channels.
p p p p p p
4 To effectively relay signals, cell-to-cell communication
p p p p p
utilizes chemical messenger systems that:
p p p p p
A) displace surface receptor proteins. p p p
B) accumulate within cell gap junctions. p p p p
C) bind to contractile microfilaments.
p p p
D) release secretions into extracellular fluid.
p p p p
,5 Aerobic metabolism, also known as oxidative metabolism,
p p p p p p
provides energy by:
p p p
A) removing the phosphate bonds from ATP. p p p p p
B) combining hydrogen and oxygen to form p p p p p
water.
p
C) activating pyruvate stored in the cytoplasm.
p p p p p
D) breaking down glucose to form lactic acid.
p p p p p p
6 Exocytosis, the reverse of endocytosis, is important in
p p p p p p p
into the extracellular fluid.
p p p
A) Engulfing and ingesting fluid and proteins for p p p p p p
transport p
B) Killing, degrading, and dissolving harmful p p p p
microorganisms p
C) Removing cellular debris and releasing p p p p
synthesized substances
p p
D) Destruction of particles by lysosomal enzymes
p p p p p
for secretion
p p
7 The process responsible for generating and conducting
p p p p p p
membrane potentials is:
p p p
A) diffusion of current-carrying ions. p p p
B) millivoltage of electrical potential. p p p
C) polarization of charged particles. p p p
D) ion channel neurotransmission.
p p
8 Epithelial tissues are classified according to the shape of the
p p p p p p p p p
cells and the number of layers. Which of the following is a
p p p p p p p p p p p p
correctly matched description and type of epithelial tissue?
p p p p p p p p
A) Simple epithelium: cells in contact with
p p p p p
intercellular matrix; some do not extend to
p p p p p p p
surface
p
,B) Stratified epithelium: single layer of cells; all
p p p p p p
cells rest on basement membrane
p p p p p
C) Glandular epithelium: arise from surfacep p p p
epithelia and underlying connective tissue
p p p p p
D) Pseudostratified epithelium: multiple layers of p p p p
cells; deepest layer rests on basement
p p p p p p
membrane
p
9 Connective tissue contains fibroblasts that are responsible for:
p p p p p p p
A) providing a fibrous framework for capillaries. p p p p p
B) synthesis of collagen, elastin, and reticular
p p p p p
fibers.
p
C) forming tendons and the fascia that covers
p p p p p p
pmuscles.
D) filling spaces between tissues to keep organs in
p p p p p p p
pplace.
10 Although all muscle tissue cells have some similarities,
p p p p p p p
smooth muscle (also known as involuntary muscle) differs
p p p p p p p p
by:
p
A) having dense bodies attached to actin p p p p p
filaments. p
B) containing sarcomeres between Z lines and M p p p p p p
bands.
p
C) having rapid contractions and abundant cross-
p p p p p
striations.
p
D) contracting in response to increased p p p p
intracellular calcium.
p p
11 Which of the following aspects of the function of the nucleus
p p p p p p p p p p
is performed by ribosomal RNA (rRNA)?
p p p p p p
A) Copying and carrying DNA instructions for p p p p p
protein synthesisp p
, B) Carrying amino acids to the site of protein p p p p p p p
synthesis
p
C) Providing the site where protein synthesis p p p p p
occurs
p
D) Regulating and controlling protein synthesis p p p p
12 Breakdown and removal of foreign substances and worn-out
p p p p p p p
cell parts are performed by which of the following
p p p p p p p p p
organelles?
p
A) Lysosomes
B) Golgi apparatus p
C) Ribosomes
D) Endoplasmic reticulum (ER) p p
13 Impairment in the function of peroxisomes would result in:
p p p p p p p p
A) inadequate sites for protein synthesis. p p p p
B) an inability to transport cellular products
p p p p p
pacross the cell membrane. p p p
C) insufficient energy production within a cell. p p p p p
D) accumulation of free radicals in the cytoplasm. p p p p p p
14 After several months of trying to conceive, a couple is
p p p p p p p p p
undergoing fertility testing. Semen analysis indicates that
p p p p p p p
the mans sperm have decreased motility, a finding that is
p p p p p p p p p p
thought to underlie the couples inability to become
p p p p p p p p
pregnant. Which of the following cellular components may
p p p p p p p p
be defective within the mans sperm?
p p p p p p
A) Ribosomes
B) Microtubules
C) Mitochondria
D) Microfilaments
Chapter p1. pThe pCell pas pa pUnit pof pHealth pand pDisease
1 The nucleus
p , which is essential for function and p p p p p p
survival of the cell.
p p p p
A) is the site of protein synthesis p p p p p
B) contains the genetic code p p p
C) transforms cellular energy p p
D) initiates aerobic metabolism p p
2 Although energy is not made in mitochondria, they are known
p p p p p p p p p
as the power plants of the cell because they:
p p p p p p p p p
A) contain RNA for protein synthesis. p p p p
B) utilize glycolysis for oxidative energy. p p p p
C) extract energy from organic compounds.
p p p p
D) store calcium bonds for muscle contractions.
p p p p p
3 Although the basic structure of the cell plasma membrane is
p p p p p p p p p
formed by a lipid bilayer, most of the specific membrane
p p p p p p p p p p
functions are carried out by:
p p p p p
A) bound and transmembrane proteins. p p p
B) complex, long carbohydrate chains. p p p
C) surface antigens and hormone receptors.
p p p p
D) a gating system of selective ion channels.
p p p p p p
4 To effectively relay signals, cell-to-cell communication
p p p p p
utilizes chemical messenger systems that:
p p p p p
A) displace surface receptor proteins. p p p
B) accumulate within cell gap junctions. p p p p
C) bind to contractile microfilaments.
p p p
D) release secretions into extracellular fluid.
p p p p
,5 Aerobic metabolism, also known as oxidative metabolism,
p p p p p p
provides energy by:
p p p
A) removing the phosphate bonds from ATP. p p p p p
B) combining hydrogen and oxygen to form p p p p p
water.
p
C) activating pyruvate stored in the cytoplasm.
p p p p p
D) breaking down glucose to form lactic acid.
p p p p p p
6 Exocytosis, the reverse of endocytosis, is important in
p p p p p p p
into the extracellular fluid.
p p p
A) Engulfing and ingesting fluid and proteins for p p p p p p
transport p
B) Killing, degrading, and dissolving harmful p p p p
microorganisms p
C) Removing cellular debris and releasing p p p p
synthesized substances
p p
D) Destruction of particles by lysosomal enzymes
p p p p p
for secretion
p p
7 The process responsible for generating and conducting
p p p p p p
membrane potentials is:
p p p
A) diffusion of current-carrying ions. p p p
B) millivoltage of electrical potential. p p p
C) polarization of charged particles. p p p
D) ion channel neurotransmission.
p p
8 Epithelial tissues are classified according to the shape of the
p p p p p p p p p
cells and the number of layers. Which of the following is a
p p p p p p p p p p p p
correctly matched description and type of epithelial tissue?
p p p p p p p p
A) Simple epithelium: cells in contact with
p p p p p
intercellular matrix; some do not extend to
p p p p p p p
surface
p
,B) Stratified epithelium: single layer of cells; all
p p p p p p
cells rest on basement membrane
p p p p p
C) Glandular epithelium: arise from surfacep p p p
epithelia and underlying connective tissue
p p p p p
D) Pseudostratified epithelium: multiple layers of p p p p
cells; deepest layer rests on basement
p p p p p p
membrane
p
9 Connective tissue contains fibroblasts that are responsible for:
p p p p p p p
A) providing a fibrous framework for capillaries. p p p p p
B) synthesis of collagen, elastin, and reticular
p p p p p
fibers.
p
C) forming tendons and the fascia that covers
p p p p p p
pmuscles.
D) filling spaces between tissues to keep organs in
p p p p p p p
pplace.
10 Although all muscle tissue cells have some similarities,
p p p p p p p
smooth muscle (also known as involuntary muscle) differs
p p p p p p p p
by:
p
A) having dense bodies attached to actin p p p p p
filaments. p
B) containing sarcomeres between Z lines and M p p p p p p
bands.
p
C) having rapid contractions and abundant cross-
p p p p p
striations.
p
D) contracting in response to increased p p p p
intracellular calcium.
p p
11 Which of the following aspects of the function of the nucleus
p p p p p p p p p p
is performed by ribosomal RNA (rRNA)?
p p p p p p
A) Copying and carrying DNA instructions for p p p p p
protein synthesisp p
, B) Carrying amino acids to the site of protein p p p p p p p
synthesis
p
C) Providing the site where protein synthesis p p p p p
occurs
p
D) Regulating and controlling protein synthesis p p p p
12 Breakdown and removal of foreign substances and worn-out
p p p p p p p
cell parts are performed by which of the following
p p p p p p p p p
organelles?
p
A) Lysosomes
B) Golgi apparatus p
C) Ribosomes
D) Endoplasmic reticulum (ER) p p
13 Impairment in the function of peroxisomes would result in:
p p p p p p p p
A) inadequate sites for protein synthesis. p p p p
B) an inability to transport cellular products
p p p p p
pacross the cell membrane. p p p
C) insufficient energy production within a cell. p p p p p
D) accumulation of free radicals in the cytoplasm. p p p p p p
14 After several months of trying to conceive, a couple is
p p p p p p p p p
undergoing fertility testing. Semen analysis indicates that
p p p p p p p
the mans sperm have decreased motility, a finding that is
p p p p p p p p p p
thought to underlie the couples inability to become
p p p p p p p p
pregnant. Which of the following cellular components may
p p p p p p p p
be defective within the mans sperm?
p p p p p p
A) Ribosomes
B) Microtubules
C) Mitochondria
D) Microfilaments
