Name _____________________________________________________ Date ______________________________
Anatomy & Physiology
Homework 3 – Classification of Tissues
Tissue Structure and Function: General Review
1. Define tissue: _______________________________________________________________________________
__________________________________________________________________________________________
2. Use the key choices to identify the major tissue types described below.
Key:
Connective
Epithelium
Muscular
Nervous
_________________________
a. lines body cavities and covers the body’s external surface
_________________________
b. pumps blood, flushes urine out of the body, allows one to swing a bat
_________________________
c. transmits waves of excitation
_________________________
d. anchors and packages body organs
_________________________
e. cells may absorb, protect, or form a filtering membrane
_________________________
f. most involved in regulation of body functions quickly
_________________________
g. major function is to contract
_________________________
h. most durable tissue type
_________________________
i. abundant non-living extracellular matrix
_________________________
j. forms nerves
Epithelial Tissue
3. On what bases are epithelial tissues classified? ____________________________________________________
__________________________________________________________________________________________
4. How is the function of an epithelium reflected in its shape? __________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
5. Where is ciliated epithelium found? _____________________________________________________________
What role does it play? _______________________________________________________________________
6. Transitional epithelium is actually stratified squamous epithelium, but there is something special about it.
How does it differ structurally from other stratified squamous epithelia? _______________________________
__________________________________________________________________________________________
How does this reflect its function in the body? ____________________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
7. Respond to the following with the key choices.
Key:
Transitional
Simple cuboidal
Simple columnar
Simple squamous
Stratified squamous
_______________________________
a. best suited for areas subject to friction
_______________________________
b. most suited for rapid diffusion
_______________________________
c. tubules of the kidney
_______________________________
d. stretches
_______________________________
e. lines the small and large intestines
_______________________________
f. found in the air sacs of the lungs
Connective Tissue
8. What is the makeup of the matrix in connective tissues? ____________________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
9. How are the functions of connective tissue reflected in its structure? __________________________________
__________________________________________________________________________________________
__________________________________________________________________________________________
10. Using the key, choose the best response to identify the connective tissues described below.
Key:
Adipose connective tissue
Reticular connective tissue
Areolar connective tissue
Hyaline cartilage
Dense fibrous connective tissue
Osseous tissue
_____________________________
a. attaches bones to bones and muscles to bones
_____________________________
b. forms your hip bone
_____________________________
c. a soft packing tissue with a jellylike matrix
_____________________________
d. forms the larynx and the costal cartilages of the ribs
_____________________________
e. firm matrix heavily invaded with fibers; appears glassy
_____________________________
f. matrix hard; provides levers for muscles to act on
_____________________________
g. insulates against heat loss; provides reserve fuel
Muscle Tissue
11. The terms and phrases in the key relate to the muscle tissues. For each of the muscle tissues, select the terms
or phrases that characterize it, and write the corresponding letter of each term on the answer line.
Key:
a. striated
f. voluntary
k. attached to bones
b. branching cells
g. involuntary
l.
c. spindle-shaped cells
h. one nucleus
m. in wall of stomach
d. cylindrical cells
i.
many nuclei
n. moves limbs
e. active during birth
j.
forms heart walls
o. arranged in sheets
intercalated discs
Skeletal muscle:
_______________________________________________________________________
Cardiac muscle:
_______________________________________________________________________
Smooth muscle:
_______________________________________________________________________
Nervous Tissue
12. In what ways are nerve cells similar to other cells? _________________________________________________
How are they different? ______________________________________________________________________
How does the special structure of a neuron relate to its function? _____________________________________
__________________________________________________________________________________________
13. Write the name of each tissue type in illustrations a through l.
a. ______________________
b. ______________________
c. ______________________
d. ______________________
e. ______________________
f. ______________________
g. ______________________
h. ______________________
i. ______________________
j. ______________________
k. ______________________
l. ______________________