How can we help?
You can also find more resources in our
Select a category
Something is confusing
Something is broken
I have a suggestion
What is your email?
What is 1 + 3?
Upgrade to remove ads
The plasma membrane of a cell is composed of:
Phospholipid , cholesterol and protein molecules
The molecules in the plasma membrane that serve as receptors for other molecules are the:
An important function of the cell membrane is:
Acting as "identification tags" for the cell
These organelles are the "protein factories" for the cell:
These organelles are the "power plants" of the cell:
These organelles are the "digestive bags" of the cell:
These organelles consist of a network of canals that wind through the cytoplasm:
These organelles are flattened sacs that chemically process molecules:
This structure in the cell controls most of the activities of the cell:
These structures are small hairlike structures on the exposed side of some cells:
This is the long tail-like structure that propels sperm cells:
This process is the diffusion of water through a selectively permeable membrane:
This process is used by the cell membrane to take in fluids and dissolved substances:
This process traps solids in the cell membrane and brings them into the cell:
The type of tissue that covers body surfaces and lines tubular organs is:
The type of epithelium that consists of a single layer of flattened cells is:
The type of epithelium that forms the outer layer of the skin is:
Which type of connective tissue stores lipid in droplets?
Which type of connective tissue has the most rigid matrix?
Which type of muscle tissue forms our voluntary muscles?
Which type of muscle is found in the digestive tract and blood vessels?
Which type of muscle tissue contains intercalated discs?
The primary cell of the nervous tissue is the:
The part of a neuron that contains the nucleus is the:
Which type of transport process requires energy in the form of ATP?
In which phase of the cell cycle does the cell spend 90% of its life?
Which term means an increase in cell size?
Which term means an increase in the number of cells?
Which of the following terms means a decrease in cell size?
Which of the following is not a function of epithelial tissue?
Which type of epithelium lines the walls of capillaries and forms the alveoli in the lungs?
A type of stratified squamous epithelium forms the skin and a type lines the mouth, throat, vagina, and anal canal. What is the primary difference between the two types?
There is keratin in the skin.
Which type of connective tissue contains a liquid matrix?
A group of similar cells performing the same function is the definition of:
Relative constancy of the internal environment is called:
Which type of cell contains the entire genetic code?
Which term means "cell eating"?
In structure and form, cocci bacteria are found in which of the following shapes?
"Four times a day" is abbreviated as:
The invasion of the body by any pathogenic organism is called:
An example of an organ is..
The _____ body cavity contains the brain.
The kidney is an organ that functions in an organ system known as the _____ system.
The axillary artery would be found in the region of the:
Of the armpit
When body cells require energy, what molecule is broken down?
DNA is contained within the:
The random movement of molecules from areas of higher concentration to areas of lower concentration and requires no energy is:
The process of a cell duplicating its DNA and dividing into two daughter cells is called:
The type of tissue that causes movement is:
The type of tissue that provides support, binds structures together, and provides storage is:
Which of the following is not a type of connective tissue?
A boy was struck in the orbital region by a baseball. He could have an injury to his:
A system is best defined as a:
Group of organs working together to perform a function.
The integumentary system of the body includes:
The skin , hair and specialized sense organs
The primary function of the integumentary system is:
Protection of underlying structures.
The skeletal system includes all but:
The primary function of the cardiovascular system is:
Transportation nutrients and waste.
The lymphatic system includes the:
Which of the following organs is not part of the lymphatic system?
Which of the following is not a structure in the respiratory system?
Which of the following is not a function of the respiratory system?
Assist in moving food to the esophagus
An intracellular parasite that is composed of only a nucleic acid and a protein coat is called a:
A small primitive cell without a nucleus describes a :
Large rod-shaped bacteria found in groups or singly are called:
The side of the body containing the backbone is:
Levels of organization of the body range from atomic to organismic. Which is the basic structural unit of the body?
Fatty tissue that is deposited in most parts of the body is called:
Which of the following is not a type of muscle tissue?
Cipro (ciprofloxacin), used to treat a wide range of gram-negative and gram-positive organisms, is classified as a/an:
Broad-spectrum antibacterial agent
A combining word meaning softening is:
The word that best describes the putting together of simpler compounds derived from nutrients into living organized materials usable by the body cells is:
The endocrine gland considered to be the "master gland" of the body is the:
Viruses differ from bacteria in that they have:
Either DNA or RNA
A medication to reduce a fever is called:
_____________ are a class of pharmaceutical agents that kill or inhibit the growth of infection-causing microorganisms.
Generic drugs are:
Drugs that contain the same active component as proprietary drugs
Which of the organelles of the cell is responsible for the production of energy as ATP?
Which nutrition-related disorder is characterized by a body weight 15% below expected, morbid fear of fatness, preoccupation with food, and an abnormal body image?
The body system whose primary function is protected and that includes the skin, hair, nails, sense receptors, and sweat and oil glands is named the:
A term that relates to malignancies (cancer) is:
Metastasis, carcinoma, sarcoma, and neoplastic
Upgrade to remove ads