A&P Ch 3

Your page rank:

Total word count: 451
Pages: 2

Calculate the Price

- -
275 words
Looking for Expert Opinion?
Let us have a look at your work and suggest how to improve it!
Get a Consultant

The smallest living unit within the human body is

the cell

The watery component of the cytoplasm is called

cytosol

Which of the following terms is not used to define the structure that separates the contents of a human cell from its surrounding medium?

cell wall

Functions of the plasmalemma include all of the following, except

thermal insulation

The plasma membrane is composed of

a bilayer of phospholipids

The plasma membrane is composed of

a bilayer of phospholipids

Each of the following is an example of a nonmembrane organelle, except

lysosomes

Components of the cytoskeleton may include all of the following, except

microsomes

Most of the ATP required to power cellular operations is produced in the

mitochondria

Synthesis of lipids and glycogen takes place at the

smooth ER

Which of the following consists of a network of intracellular membranes with attached ribosomes?

rough enodplasmic reticulum

Renewal or modification of the cell membrane is a function of the

Golgi apparatus

Organelles that absorb and neutralize drugs and toxins are

peroxisomes

When activated, lysosomes function in

digestion of foreign material

Most of a cell’s DNA is located in its

nucleus

The control center for cellular operations is the

nucleus

The complex structures of DNA and protein found in the cell nucleus are

chromosomes

The movement of oxygen from an area of high concentration to an area of low concentration is an example of

diffusion

Diffusion of a substance across the cell membrane is influenced by all of the following, except

hydrolysis of ATP

Water molecules and small ions enter a cell through

channels formed by integral proteins

A solution that contains a lower osmotic pressure than the cytoplasm of a cell is called

hypotonic

"Spikes" form on a blood cell when it is placed in a(n) ________ solution

hypertonic

The process by which molecules such as glucose are moved into cells along their concentration gradient with the help of membrane-bound carrier proteins is called

facilitated diffusion

A process that requires cellular energy to move a substance against its concentration gradient is called

active transport

The intake of small membrane vesicles from the extracellular fluid is called

endocytosis

The principal cations in our body fluids are ______ and _______

sodium; potassium

In order to maintain cellular homeostasis, an example pump ejects ions from the cell and imports ________ ions.

sodium; potassium

Many proteins in the cytosol are _______ the accelerate metabolic reactions.

enzymes

The skin swells and puckers during a long bath. This suggests that bath water is a(n) _______ fluid.

hyoptonic

Red blood cell shrinkage is to ______ as cell bursting is to ______.

crenation; hemolysis

A defense cell engulfing a bacterium illustrates

phagocytosis

Compared to the extracellular fluid, cytosol contains

a higher concentration of potassium ions

Share This
Flashcard

More flashcards like this

NCLEX 10000 Integumentary Disorders

When assessing a client with partial-thickness burns over 60% of the body, which finding should the nurse report immediately? a) ...

Read more

NCLEX 300-NEURO

A client with amyotrophic lateral sclerosis (ALS) tells the nurse, "Sometimes I feel so frustrated. I can’t do anything without ...

Read more

NASM Flashcards

Which of the following is the process of getting oxygen from the environment to the tissues of the body? Diffusion ...

Read more

Unfinished tasks keep piling up?

Let us complete them for you. Quickly and professionally.

Check Price

Successful message
sending