BIOL 1407 Exam 1 Questions with Correct
Answers
Rank the following components of an organ system in order of increasing complexity.
List the most simple structure at the top.
1. Cell
2. Tissue
3. Organ
4. Organ system
___ are clusters of specialized cells of a single given type.
tissues
An organ system is composed of multiple ___, each of which is composed of several
types of ___, which in turn are composed of one or more types of specialized ___.
organ
tissues
cells
___ tissues line the surfaces of organs and body cavities.
epithelial
On the following image, the arrow points at the ___ ___
basement membrane
Choose the four levels of organization within the vertebrate body.
,Tissues
Cells
Organ systems
Organs
A(n) ______ is formed by specialized cells of a single type that are organized to perform
a particular function.
tissue
Epithelial tissues are organized as one or more ____ of densely packed epithelial cells.
sheets
Match each term with the correct definition.
Tissue ---- a group of cells that are similar in structure and function
a group of cells that are similar in structure and function
Organ ---- a body structure composed of several different types of tissue that form a structural
and functional unit
a body structure composed of several different types of tissue that form a structural and
functional unit
Organ system ---- a group of related organs working together to perform a major activity of
the body
a group of related organs working together to perform a major activity of the body
, Epithelial cells are usually attached to a thin, delicate layer made of protein fibers and
glycoproteins. This layer is called the ___ ___
basement membrane
Which of the following are functions of an epithelium?
Covering body surfaces
Forming barriers between body compartments
Which surface of this epithelial membrane is indicated by the thick arrow?
Apical
Most epithelial tissues are only a few cells thick. Why?
The diffusion of nutrients, wastes and gases through the basement membrane is limited.
The ___ surface of an epithelial cell is exposed to the outside environment or, internally,
to the lumen of a tube, such as a blood vessel.
apical
What type of tissue forms membranes, together with connective tissues?
Epithelial
Which of the following is not a type of epithelial tissue?
Dense
Choose features of epithelial tissues.
Diffusion of nutrients and gases enhanced by gap junctions
Answers
Rank the following components of an organ system in order of increasing complexity.
List the most simple structure at the top.
1. Cell
2. Tissue
3. Organ
4. Organ system
___ are clusters of specialized cells of a single given type.
tissues
An organ system is composed of multiple ___, each of which is composed of several
types of ___, which in turn are composed of one or more types of specialized ___.
organ
tissues
cells
___ tissues line the surfaces of organs and body cavities.
epithelial
On the following image, the arrow points at the ___ ___
basement membrane
Choose the four levels of organization within the vertebrate body.
,Tissues
Cells
Organ systems
Organs
A(n) ______ is formed by specialized cells of a single type that are organized to perform
a particular function.
tissue
Epithelial tissues are organized as one or more ____ of densely packed epithelial cells.
sheets
Match each term with the correct definition.
Tissue ---- a group of cells that are similar in structure and function
a group of cells that are similar in structure and function
Organ ---- a body structure composed of several different types of tissue that form a structural
and functional unit
a body structure composed of several different types of tissue that form a structural and
functional unit
Organ system ---- a group of related organs working together to perform a major activity of
the body
a group of related organs working together to perform a major activity of the body
, Epithelial cells are usually attached to a thin, delicate layer made of protein fibers and
glycoproteins. This layer is called the ___ ___
basement membrane
Which of the following are functions of an epithelium?
Covering body surfaces
Forming barriers between body compartments
Which surface of this epithelial membrane is indicated by the thick arrow?
Apical
Most epithelial tissues are only a few cells thick. Why?
The diffusion of nutrients, wastes and gases through the basement membrane is limited.
The ___ surface of an epithelial cell is exposed to the outside environment or, internally,
to the lumen of a tube, such as a blood vessel.
apical
What type of tissue forms membranes, together with connective tissues?
Epithelial
Which of the following is not a type of epithelial tissue?
Dense
Choose features of epithelial tissues.
Diffusion of nutrients and gases enhanced by gap junctions
