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80 terms

Exam #2

STUDY
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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:
Protein molecules
An important function of the cell membrane is:
Acting as "identification tags" for the cell
These organelles are the "protein factories" for the cell:
Ribosomes
These organelles are the "power plants" of the cell:
Mitochondria
These organelles are the "digestive bags" of the cell:
Lysosomes
These organelles consist of a network of canals that wind through the cytoplasm:
Endoplasmic Reticulum
These organelles are flattened sacs that chemically process molecules:
Golgi Apparatus
This structure in the cell controls most of the activities of the cell:
Nucleus
These structures are small hairlike structures on the exposed side of some cells:
Cilia
This is the long tail-like structure that propels sperm cells:
Flagella
This process is the diffusion of water through a selectively permeable membrane:
Osmosis
This process is used by the cell membrane to take in fluids and dissolved substances:
Pinocytosis
This process traps solids in the cell membrane and brings them into the cell:
Phagocytosis
The type of tissue that covers body surfaces and lines tubular organs is:
Epithelial
The type of epithelium that consists of a single layer of flattened cells is:
Simple squamous
The type of epithelium that forms the outer layer of the skin is:
Stratified squamous
Which type of connective tissue stores lipid in droplets?
Adipose
Which type of connective tissue has the most rigid matrix?
Bone
Which type of muscle tissue forms our voluntary muscles?
Skeletal
Which type of muscle is found in the digestive tract and blood vessels?
Smooth
Which type of muscle tissue contains intercalated discs?
Cardiac
The primary cell of the nervous tissue is the:
Neuron
The part of a neuron that contains the nucleus is the:
Cell body
Which type of transport process requires energy in the form of ATP?
Active transport
In which phase of the cell cycle does the cell spend 90% of its life?
Interphase
Which term means an increase in cell size?
Hypertrophy
Which term means an increase in the number of cells?
Hyperplasia
Which of the following terms means a decrease in cell size?
Atrophy
Which of the following is not a function of epithelial tissue?
Support
Which type of epithelium lines the walls of capillaries and forms the alveoli in the lungs?
Simple squamous
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?
Blood
A group of similar cells performing the same function is the definition of:
Tissue
Relative constancy of the internal environment is called:
Homeostasis
Which type of cell contains the entire genetic code?
All cells
Which term means "cell eating"?
Phagocytosis
In structure and form, cocci bacteria are found in which of the following shapes?
Spherical
"Four times a day" is abbreviated as:
QID
The invasion of the body by any pathogenic organism is called:
Infection
An example of an organ is..
The intestine
The _____ body cavity contains the brain.
Dorsal
The kidney is an organ that functions in an organ system known as the _____ system.
Urinary
The axillary artery would be found in the region of the:
Of the armpit
When body cells require energy, what molecule is broken down?
ATP molecule
DNA is contained within the:
Nucleus
The random movement of molecules from areas of higher concentration to areas of lower concentration and requires no energy is:
Diffusion
The process of a cell duplicating its DNA and dividing into two daughter cells is called:
Mitosis
The type of tissue that causes movement is:
Muscular
The type of tissue that provides support, binds structures together, and provides storage is:
Connective tissue
Which of the following is not a type of connective tissue?
Skeletal muscle
A boy was struck in the orbital region by a baseball. He could have an injury to his:
Eye
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:
Tendons
The primary function of the cardiovascular system is:
Transportation nutrients and waste.
The lymphatic system includes the:
Lymph nodes
Which of the following organs is not part of the lymphatic system?
Liver
Which of the following is not a structure in the respiratory system?
Esophagus
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:
Virus
A small primitive cell without a nucleus describes a :
Bacteria
Large rod-shaped bacteria found in groups or singly are called:
Bacilli
The side of the body containing the backbone is:
Posterior
Levels of organization of the body range from atomic to organismic. Which is the basic structural unit of the body?
Cell
Fatty tissue that is deposited in most parts of the body is called:
Adipose
Which of the following is not a type of muscle tissue?
Clavicle
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:
-malacia
The word that best describes the putting together of simpler compounds derived from nutrients into living organized materials usable by the body cells is:
Anabolism
The endocrine gland considered to be the "master gland" of the body is the:
Pituitary
Viruses differ from bacteria in that they have:
Either DNA or RNA
A medication to reduce a fever is called:
An antipyretic
_____________ are a class of pharmaceutical agents that kill or inhibit the growth of infection-causing microorganisms.
Antibiotics
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?
Mitochondria
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?
Anorexia nervosa
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:
Integumentary system
A term that relates to malignancies (cancer) is:
Metastasis, carcinoma, sarcoma, and neoplastic