Chapter 3 Quiz

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Cells & Tissues Quiz
1.
The genetic code is carried from the nucleus to ribosomes in the cytoplasm by
a.
b.
c.
d.
2.
The type of tissue characterized by intercalated discs, branched, uninucleate cells is
a.
b.
c.
d.
3.
collagen
fibroblasts
scar tissue
capillaries
Which of these processes is specific for certain molecules?
a.
b.
c.
d.
7.
bone tissue becomes more fibrous
an increase in density of connective tissues
thinning epithelial membranes
fewer neoplasms
Granulation tissue is mainly made of
a.
b.
c.
d.
6.
they can act as enzymes
they maintain cell shape
they can be carriers
some are hormone receptors
During the aging process our cells don’t function as they did while we were growing. One consequence of this is
a.
b.
c.
d.
5.
dense irregular connective tissue
cardiac muscle
smooth muscle
smooth muscle
The functions of proteins in the plasma membrane include all except
a.
b.
c.
d.
4.
mRNA
DNA
tRNA
rRNA
osmosis
diffusion
filtration
bulk transport
If a gene sequence of triplets is CAT-GGC-AAT, what is the complimentary codon sequence on mRNA?
a.
GUT-CCC-AAU
b.
c.
d.
8.
The most abundant and widespread tissue type in the body is
a.
b.
c.
d.
9.
GTA-CCG-TTA
GUA-CCG-UUA
CAT-GGC-AAT
muscle
epithelial
connective
blood
Exocytosis is a process by which
a.
b.
c.
d.
cells move solutes down their concentration gradients
ATP is used by the cell in order to take in food
ATP is used to secrete cell products
ATP is not required but some movement occurs
10. The type of muscle tissue which is under voluntary control is
a.
b.
c.
d.
11.
cardiac muscle
dense muscle
skeletal muscle
smooth muscle
Blood is classified as a type of ___ tissue.
a.
b.
c.
d.
connective
dense fibrous
loose areolar
epithelial
12. Malignant cancer cells are carried by the blood to other organs. This is called
a.
b.
c.
d.
neoplasm
oncogenesis
hyperplasia
metastasis
13. Chemotherapy used to treat some types of cancer can cause nausea, vomiting and hair loss because the drugs
a.
b.
c.
d.
cause inactivation of tumor suppressor genes
kill all body cells which are dividing
are poisonous
are not able to stop genetic mutations
14. Cells placed in a hypertonic solution will
a.
b.
c.
d.
swell and may burst
exert high osmotic pressure
shrink and their membranes will crenate
remain normal
15. Which of these is true about membrane transport?
a.
b.
c.
d.
filtration is one type of active transport
passive transport involves movement of molecules down their concentration gradients
facilitated diffusion is similar to osmosis
osmosis requires a protein carrier in the membrane
16. Epithelial tissues
a.
b.
c.
d.
function mainly in contraction
form the lining and/or covering of many organs
are highly vascularized
are used for transport
17. Which of these is an example of an inclusion?
a.
b.
c.
d.
glycogen granules
cytoplasm
ribosomes
endoplasmic reticulum
18. Which of these is not used in movement?
a.
b.
c.
d.
microfilaments
cilia
flagella
mitochondria
19. Which of these is NOT a primary tissue type?
a.
b.
c.
d.
connective
blood
nervous
epithelium
20. Smooth muscle is found
a.
b.
c.
d.
near the surface of the skin
outside the main organs of the body
in the walls of hollow organs and blood vessels
in the heart
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