Question | Answer |
Which of the following is not one of the four basic types of body tissues? | Eye tissue |
Which of the following characteristics is used to distinguish tissue types? | Organization of cells |
Histology is the study of | tissues |
The type of intercellular junction that functions as a rivet or "spot weld" is a(n) | desmosome |
The type of intercellular junction that forms tubular channels is a | gap junction |
The type of intercellular junction that consists of fused membranes is a | tight junction |
A basement membrane anchors | epithelial to connective tissue. |
Epithelial tissue functions in | secretion, absorption, and protection. |
The tissue through which gases are exchanged between the blood and the air in the lungs is | simple squamous epithelium. |
The type of epithelium that lines the urinary bladder and many of the urinary passageways is | transitional |
A carcinoma is a cancer originating from | epithelium |
Which type of tissue lines the follicles of the thyroid glands? | Simple cuboidal epithelium |
The type of epithelium that secretes into ducts that open onto surfaces like skin or into body fluids is | glandular epithelium |
A _______ gland branches repeatedly before reaching the glandular cells or secretory part. | compound |
Areolar tissue contains | collagenous fibers, elastic fibers, and gel-like ground substance. |
Tendons and ligaments are composed primarily of | dense regular connective tissue. |
Cartilage heals slowly because | chondrocytes do not have direct blood supplies. |
Bone cells form concentric circles around longitudinal tubes called | central canals |
Which of the following are cellular fragments? | blood platelets |
_______ produce connective tissue fibers. | fibroblasts |
Adipose tissue is a form of | connective tissue |
Extracellular matrix consists of | ground substance and protein fibers. |
A ________ membrane is composed entirely of connective tissue. | synovial |
Epithelial membranes are typically composed of | epithelium and underlying connective tissue. |
A _______ membrane has tubes and cavities that open to the outside of the body. | mucous |
"Cutaneous membrane" refers to | skin |
There are __ types of muscle cells. | 3 |
Involuntary muscles are | smooth and cardiac |
Muscle cells with more than one nucleus are | skeletal |
Cardiac muscle is found in the wall of the | none of the above |
Smooth muscle is found in the wall of | the stomach and intestine |
The type of muscle in blood vessels is | smooth |
What is the function of neuroglia? | They support and bind nervous tissue and provide nutrients and growth factors to neurons by connecting them to blood vessels. |
All tissue types are tightly packed, built of cells attached by intercellular junctions. | False |
Intercellular junctions include gap junctions, tight junctions, and desmosomes. | True |
Epithelial tissues do not have blood vessels. | True |
The tissue that forms the outermost layer of the skin is a type of connective tissue. | False |
The soft part of the nose and the supporting rings of the respiratory passages are composed of fibrocartilage. | False |
Osteocytes release histamine and heparin. | False |
Bone cells (osteocytes) are in concentric circles around osteonic canals. | True |
Vascular tissue (blood) is composed of red blood cells, white blood cells, and platelets suspended in a fluid intercellular matrix called plasma. | True |
Voluntary muscle is smooth muscle. | False |
Skeletal muscle lines hollow organs. | False |
A skeletal muscle fiber contains many nuclei. | True |
Glands that release entire cells filled with secretory products are called ______ glands. | holocrine |
Layers or groups of similar cells are called __ (lower case only) | tissues |
__ __ are responsible for joining cells together. | intercellular junctions |
Epithelial tissue is loosely packed with much extracellular matrix. | False |
Epithelial tissue is categorized according to its | shape and number of layers |
single layer of flattened cells that fit tightly together. | simple squamous epithelial |
made of many layers of cells and is usually very thick; cells near apical surface are flattened | stratified squamous epithelial |
single layer of cells with a centrally located nucleus; usually found lining glands and tubes | simple cuboidal epithelial |
have a layered appearance due to the location of the nuclei | pseudostratified columnar epithelial |
can change shapes in response to increased tension | transitional epithelial |
several layers of these cells; usually line larger ducts | stratified cuboidal epithelial |
several layers of cells; most superficial are elongated with basal layer being cube shaped | stratified columnar epithelial |
single layer of elongated cells with the nucleus near the basement membrane | simple columnar epithelial |
function primarily in production and secretion of substances into body fluid or ducts | glandular epithelial |
Where might you find a goblet cell? | columnar epithelial |
Tiny hair-like projections which extend from the free surface of a cell are called __ | cilia |
Exocrine glands secrete their product into tissue fluid or blood. | False |
Which of the following systems would NOT normally secrete mucus? | lymphatic |
Which of the following tissues types are the most abundant by weight in the human body? | connective |
Connective tissue functions to | All of the above |
A type of fixed cell found in C.T. that functions to produce fibers within the extracellular matrix are called | fibroblasts |
Which of the following types of cells is responsible for releasing heparin and histamine? | mast cells |
Which of the following cell types is responsible for phagocytosis? | macrophages |
The type of fiber found in tendons and ligaments is | collagen or collagenous |
Which of the following is the most rigid connective tissue? | bone |
Which type of tissue would be found in the brain and spinal cord? | nervous |
What is the basic type of cell found in nervous tissue? (lower case only) | neuron |
Endocrine glands produce hormones. | true |
Sweat glands are unicellular exocrine glands. | false |
Which of the following would be a thin, highly branched fiber that forms networks? | reticular |
around kidneys; behind eyeballs | adipose |
beneath skin; between muscles | areolar |
blood vessles; heart chambers | blood |
Bones of skeleton; middle ear | bone |
dermis of skin | dense irregular |
tendons; ligaments | dense regular |
walls of arteries; airways | elastic CT |
external ear; larnyx | Elastic Cartilage |
spinal column; pelvic girdle | fibrocartilage |
ends of bones; respiratory passageways | Hyaline cartilage |
liver, spleen | reticular |
neuroglial | nervous |
fibroblast | Dense C.T. |
adipocyte | adipose |
chondrocyte | fibrocartilage |
osteocyte | bone |
chondrocyte | hyaline cartliage |
erythrocyte | blood |
fibroblast | areolar |
build up on the arteries | Atherosclerosis |
long limbs, weakened aorta; sunken chest | marfan syndrome |
stretchy, easily scarred skin | Dystrophic epidermolysis bullosa |
build up of collagen deposited into extracellualr matrix | fibrosis |
painful joints | Osteoarthritis |
easily broken bones; deafness; blue sclera | Ostogenisis imperfecta |