BSC 2085 Midterm Exam Study Guide UPDATED ACTUAL
Questions and CORRECT Answers
The potential difference across the cell membrane is due cations and anions
to the seperation of ___.
Which of the following is not a function of membrane cell nutrient
proteins?
Lysosomes function in ___. digestion of foreign material
Some of the endoplasmic reticulum appears rough ribosomes are attached to the surface
because ___.
The plasma (cell) membrane ___. is composed of a bilayer of phospholipids
During mitosis, chromatids separate into daughter anaphase
chromosomes during ___.
Which of the following components of the cytoskeleton microtubules
form the mitotic spindle fibers during mitosis?
The DNA of the cell replicates itself during ___. interphase
Crenation of a cell may occur when it is placed in a(n) ___ hypertonic
solution.
Cellular materials are packaged for secretion by the ___. golgi complex
Mitochondria are called the "powerhouse" of the cell generating ATP
because their main function is ___.
Facilitated diffusion differs from ordinary diffusion in that the rate of molecular movement is limited by the number of available carrier
___. molecules
Which organelle is most prominent in cells that make nucleolus
large amounts of protein?
A transport process that does not require the facilitated diffusion
expenditure of cellular energy is ___.
The control center for cellular operations is the ___. nucleus
During the G1 phase of the cell cycle ___. growth and normal metabolism occurs
During mitosis, two daughter cells form, each of which the same number of chromosomes as the original cell
has ___.
, The movement of water across a semi-permeable osmosis
(selectivelypermeable) membrane is ___.
The stage in a cell's life cycle in which the cell performs interphase
its normal functions and prepares for division is called ___.
During this phase of cell division, the chromosomes telophase
uncoil, the nuclear membrane forms, and cytokinesis
occurs.
Accessory structures of the skin include all of the epidermis
following, except ___.
The two main components of the integument are the ___. epidermis and dermis
The tough "horny" superficial layer of the epidermis is stratum corneum
known as the ___.
* The layer of the skin that contains the blood vessels and papillary
nerves that are closest to the surface of the skin is the ___
layer.
Sagging and wrinkling of the skin occurs from ___. a decrease in the elastic fiber network of the dermis
The layers of the epidermis where mitotic divisions occur germinativum and spinosum
are ___.
* Special smooth muscles in the dermis that, when arrector pilli
contracted, produce "goose bumps" are called ___.
Ceruminopus glands are modified sweat glands located external ear canal
in the ___.
If the papilla of a hair follicle is destroyed, ___. the follicle will lose its blood supply
The two major parts of the dermis are ___. papillary layer and reticular layer
Nail production occurs at the nail ___. root
The effects of aging on the skin include ___. a decline in the activity of sebaceous glands
The most abundant cells in the epidermis are ___. keratinocytes
Which of the following is not a function of the synthesis of vitamin C
integumentary system?
___ is the fat-soluble, produced in the skin on exposure to vitamin D3
UV radiation, and necessary for normal bone growth and
function.
Questions and CORRECT Answers
The potential difference across the cell membrane is due cations and anions
to the seperation of ___.
Which of the following is not a function of membrane cell nutrient
proteins?
Lysosomes function in ___. digestion of foreign material
Some of the endoplasmic reticulum appears rough ribosomes are attached to the surface
because ___.
The plasma (cell) membrane ___. is composed of a bilayer of phospholipids
During mitosis, chromatids separate into daughter anaphase
chromosomes during ___.
Which of the following components of the cytoskeleton microtubules
form the mitotic spindle fibers during mitosis?
The DNA of the cell replicates itself during ___. interphase
Crenation of a cell may occur when it is placed in a(n) ___ hypertonic
solution.
Cellular materials are packaged for secretion by the ___. golgi complex
Mitochondria are called the "powerhouse" of the cell generating ATP
because their main function is ___.
Facilitated diffusion differs from ordinary diffusion in that the rate of molecular movement is limited by the number of available carrier
___. molecules
Which organelle is most prominent in cells that make nucleolus
large amounts of protein?
A transport process that does not require the facilitated diffusion
expenditure of cellular energy is ___.
The control center for cellular operations is the ___. nucleus
During the G1 phase of the cell cycle ___. growth and normal metabolism occurs
During mitosis, two daughter cells form, each of which the same number of chromosomes as the original cell
has ___.
, The movement of water across a semi-permeable osmosis
(selectivelypermeable) membrane is ___.
The stage in a cell's life cycle in which the cell performs interphase
its normal functions and prepares for division is called ___.
During this phase of cell division, the chromosomes telophase
uncoil, the nuclear membrane forms, and cytokinesis
occurs.
Accessory structures of the skin include all of the epidermis
following, except ___.
The two main components of the integument are the ___. epidermis and dermis
The tough "horny" superficial layer of the epidermis is stratum corneum
known as the ___.
* The layer of the skin that contains the blood vessels and papillary
nerves that are closest to the surface of the skin is the ___
layer.
Sagging and wrinkling of the skin occurs from ___. a decrease in the elastic fiber network of the dermis
The layers of the epidermis where mitotic divisions occur germinativum and spinosum
are ___.
* Special smooth muscles in the dermis that, when arrector pilli
contracted, produce "goose bumps" are called ___.
Ceruminopus glands are modified sweat glands located external ear canal
in the ___.
If the papilla of a hair follicle is destroyed, ___. the follicle will lose its blood supply
The two major parts of the dermis are ___. papillary layer and reticular layer
Nail production occurs at the nail ___. root
The effects of aging on the skin include ___. a decline in the activity of sebaceous glands
The most abundant cells in the epidermis are ___. keratinocytes
Which of the following is not a function of the synthesis of vitamin C
integumentary system?
___ is the fat-soluble, produced in the skin on exposure to vitamin D3
UV radiation, and necessary for normal bone growth and
function.
