Bio 168 Exam 2 Chapter 4 &5
comprehensive Questions and Answers
with Verified Solutions
Question 1:
What are tissues? groups of cells similar in structure and function
Answer:
Question 2:
What steps are involved in preparing animal tissue for microscopic
viewing?
Answer:
1) Fixed (preserved) (2) Cut into sections thin enough to transmit light or
electrons (3) Stain to enhance contrast
Question 3:
What features distinguish epithelial tissue
Answer:
polarity, cellularity, supported by connective tissues, avascularity , and
regeneration
Question 4:
what are the function of epithelial tissues
Answer:
Protection, Immune defenses, secertion, transport into the tissues,
senation.
,Question 5:
There are many characteristics that distinguish epithelium from other
tissues. Your book names five... what are they?
Answer:
polarity, cellularity, supported by connective tissues, avascularity , and
regeneration
Question 6:
How is epithelial tissue named/classified?
Answer:
1. Number of cell layers (1 or more) 2. Shape of most of the cells
composing them.
Question 7:
If epithelium is stratified, what
Answer:
consists of epithelial cells stacked in multiple layers. These cells typically
cover exterior surfaces of the body, such as the skin. They are also found
interiorly in portions of the digestive tract and reproductive tract. it serves
a protective role by
Question 8:
If it is simple, what does it do?
Answer:
compose linings in blood vessels, kidneys, skin, and the lungs.
, Question 9:
Free Cell Surfaces
Answer:
most epithelia have a free (apical) surface that is not in contact with other
cells
Question 10:
Glands- distinguish between endocrine and exocrine?
Answer:
____ glands secerts their products into tissue fluid or blood. __glands
secert their products into ducts that open onto a surface
Question 11:
What are simple glands?
Answer:
single unbranched duct
Question 12:
have a branched duct
Answer:
compound glands
Question 13:
merocrine glands
Answer:
(eccrine) secretion the cells form a secretory product, store it in the
cytoplasm in secretory vesicles, and release it by exocytosis.
comprehensive Questions and Answers
with Verified Solutions
Question 1:
What are tissues? groups of cells similar in structure and function
Answer:
Question 2:
What steps are involved in preparing animal tissue for microscopic
viewing?
Answer:
1) Fixed (preserved) (2) Cut into sections thin enough to transmit light or
electrons (3) Stain to enhance contrast
Question 3:
What features distinguish epithelial tissue
Answer:
polarity, cellularity, supported by connective tissues, avascularity , and
regeneration
Question 4:
what are the function of epithelial tissues
Answer:
Protection, Immune defenses, secertion, transport into the tissues,
senation.
,Question 5:
There are many characteristics that distinguish epithelium from other
tissues. Your book names five... what are they?
Answer:
polarity, cellularity, supported by connective tissues, avascularity , and
regeneration
Question 6:
How is epithelial tissue named/classified?
Answer:
1. Number of cell layers (1 or more) 2. Shape of most of the cells
composing them.
Question 7:
If epithelium is stratified, what
Answer:
consists of epithelial cells stacked in multiple layers. These cells typically
cover exterior surfaces of the body, such as the skin. They are also found
interiorly in portions of the digestive tract and reproductive tract. it serves
a protective role by
Question 8:
If it is simple, what does it do?
Answer:
compose linings in blood vessels, kidneys, skin, and the lungs.
, Question 9:
Free Cell Surfaces
Answer:
most epithelia have a free (apical) surface that is not in contact with other
cells
Question 10:
Glands- distinguish between endocrine and exocrine?
Answer:
____ glands secerts their products into tissue fluid or blood. __glands
secert their products into ducts that open onto a surface
Question 11:
What are simple glands?
Answer:
single unbranched duct
Question 12:
have a branched duct
Answer:
compound glands
Question 13:
merocrine glands
Answer:
(eccrine) secretion the cells form a secretory product, store it in the
cytoplasm in secretory vesicles, and release it by exocytosis.
