Tissues Biomed Word Scramble

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Question	Answer
Epithelium	covers and lines body surfaces an cavities, organs lined and covered with it, not a lot of blood vessels, closely packed, not much intercellular material, protective or secretory, grown on basement membrane which provides structure for epithelium to grow
elastic cartilage	lots of elastin,bendy,outer ear,trachea,not alot of blood supply so it takes a long time to heal
red blood cells	erythrocytes, carry oxygen, no nucleus, bags of hemoglobin that carry oxygen to tissues, formed in bone marrow
cuboidal epithelium	boxy, secreting or absorbing, found in glands and tubules of kidneys
astrocyte	looks like stars,support cells that are responsibe to stimulat nerve cells to stimu stimulate and comunicate,found in brain
cartilage	support,cushioning,elasticity around the body, reduces friction,classified by what's around it(its matrix)
Stratified Squamous epithelium	layered,skin,deepest layers are cuboidal,as they are replaced by new younger tissues they get flat an dfilled with keratin. the top layer is dead
liquid connective tissue	blood,carries food, nutrients, gases , an doxygen to your cells and carries wastes away.
platelets	thrombocytes, fragment of a megakaryocite- found in bone marrow,fragments and then sends them out into your blood stream to clot with the white blood cells.
Neurons	irritable- respond to a stimulus, conducive- being able to pass on stimuli, large contral body consisting of a large nucleus, dendrites bring in infor and an axon takes info away
columnar epithelium	taller than it is broad,secretory,found in stomach and intestines,absorbes and secretes digestive material
Smooth Muscle	no striations,involuntary control,hair raising on the back of your neck or on arms(evolutionary throwback),moves food through digestive system and blood through veins,lines walls of organs and blood vessels
Nervous system tissue	sensory input goes in and motor goes out
ciliated columnar epithelium	layer of cilia on top,moves debris,in bronchi and fallopian tubes,smokers- tar covers the layer of cillia which makes them cough
What are the 3 types of muscle tissue	involved in movement,1.smooth,2.caridac,3.skeletal
cardiac muscle	only in heart,striated,intercalated discs which causes your heart to beat as a unit,involuntary
plasma	liquid portion of blood
Fibrous connective tissue	made of bundles of collagen which are study but not stretchy,makes up tendons and ligaments,L-bone to bone,T-muscle to bone,ligaments bend but they don't stretch
Fibrocartilage	full of fibers,in big joints,shoulder, hip, knees, vertebrate in back
bones	mostly minerals,-crow in concentric layers,-calcium phosphorous and magnesium,haversion canal system carries blood vessels, fat, etc.,most cells are dead
osteoblasts	laydown new bone
osteoclasts	shape th enew bone
connective tissue	connects one tissue to another,most widely distributed,supportive,most varied, provides strength,connects and hold you together
corpuscles	solid part of the blood, cells
white blood cells	leukocytes, helps immune system,large and elaborate nucleus,long lived
loose connective tissue	areolar,thick and thin fibers,thick-collagen ,a protein, bendy and flexable.,thin- elastin, stretchy,areolar connective tissue supports the structure of your nervous system and i,packed around your organs,fills spaces and is the packing peanut of the body
Simple Squamous Epithelium	flat,big nucleus, sheet,secretory-mucusresponsible for decreasing like between moving organs or food in cheeks,found in endothelium- innermost layer of tissue in blood vessels,provides a surface for diffusion
hyaline cartilage	few fibers,found in small bone joints,cushions bones fromrubbing against other bones,nose and windpipe
skeletal muscle	runs next to bones,voluntary,striated,bundled,held together with connective tissue
adipose tissue	fat,insulation, padding,cell with just a huge vacuole filled with lipid,don't lose the cell , just the liped,most efficient way to store energy,accumulate around midline of body
Matrix	nonliving intracellular material that surrounds cells
Holds tissues together	desmosomes and other intercellular junctions
Histology	biology of tissues
Blastocyte	hollow ball of cells, what a zygote turns into
Primary germ layers	endoderm, mesoderm, ectoderm
Gastrulation	blastocyte differentiates into the three primary germ layers
Histogenesis	primary germ layers differentiate into the tissues
Ectoderm	skin, linings, glands, nervous system
Mesoderm	muscles, skeleton, blood, organs, connective tissue
Endoderm	lining of digestive system, secretory, bladder, thyroid and parathyroid
Membranous epithelial tissues	cover body, line cavity, lines blood and lymphatic vessels
Glandular epithelial tissue	solid cords of follicles that form secreting in endocrine and exocrine glands
Functions of epithelial	protection, sensory functions (special cells in skin, eyes, nose, ears), secretion, absorption (digestive tract), excretion (kidneys)
Characteristics of epithelial tissue	limited intercellular matrix, densely packed, basement membrane, avascular, no blood vessels, must diffuse through capillaries, held by desmosomes and junctions
Membranous epithelial cells	squamous, cuboidal, columnar, and pseudostratified
Simple	single layer
Stratified	layered one on another
Transitional	differing cell shapes in layers
Simple squamous	1 layer, diffusion and filtration, makes up endotherm (vessel linings) and mesothelium (lining of organs), decrease friction, provide place for diffusion
Simple cuboidal	1layer of cuboidal, in kidneys
Simple columnar	stomach, intestines, uterus, uterine tubes, contains goblet cilia and microvili
Goblet	secretory vessel, mucus
Microvilli	in intestines, increase surface area in digestive tract for increased nutrient absorption
Basal lamina	glycoprotein excreted by epithelial cells, part of basement membrane
Reticular lamina	made of fibers produced by connective tissue
Integrins	connect epithelial cells to basement membrane
Pseudostratified columnar	air passages and male reproductive systems, ciliated
Stratified squamous keratinized	multiple layers of protection, skin
Non keratinized stratified squamous	vag. Mouth, esophagus, moist for protection
Stratified cuboidal	protection, in ducts and epiglottis
Stratified columnar	rare, anus, only top layers are columnar
Stratified transitional	bladder, meant to stretch, layers of cuboidal that turn stratified when stretched out
Glandular epithelium	secretory
Unicellular glandular epithelium	single cell
Multicellular glandular epithelium	clusters, cords of specialized follicles, classified by shape, tubular, alveolar (saclike) simple, (1 duct) or compound (2 or more ducts)
Apocrine	secretes products near top then releases it by pinching off distended end, destroys cell by a loss of cytoplasm, mammary glands
Holocrine	sebaceous glands, collects insides then ruptures, self destruction
Merocrine glands	discharge through cell or plasma membrane, no injury, most are this type, salivary glands
Connective tissue	most widely spread, supports, connects, transports and defends, made of collogenous, elastic or reticular fibers
Collagen fibers	tough, gelatin when hydrated ¼ of our protein, white
Reticular fibers	delicate, support capillaries, made of reticulin
Proteoglycons	glucosamine polysaccharide chains, defense, found in matrix
Areolar	not specialized, “like a small space” because bubbles during dissection. Sift this gen, hyaluronidase turns to liquid
Fibroblasts	synthesize ground substance and fibers
Macrophages	phagocytes, derived from white blood cells
Adipose	fewer mast, fibro and macrophages
Reticular tissue	3-D web, spleen, lymphocyte and marrow, defense
Dense fibrous	few fibroblasts regular (parallel rows, tendons and ligaments, collagen fibers) irregular (dermis, intertwine)
Ligaments	made of elastic fibers
Tendons	made of collagen fibers
Irregular dense fibrous	forms a mat and make sup dermis=inner skin
Bone	also called osseous tissue, highly specialized, 65% salts=hardness
Osteon	haversion system
Lacunae	where bone cells are located in the concentric circles
Lamellae	bone matrix
Conaliculi	canals that connect each lacuna and osteocyte with blood vessels in haversion canals
Membrane bones	skull, formed within a membrane
Endochondral ossification	replacement of cartilage with bone
Cartilage	made of chondrocyte, have lacunae, avascular
Perichondrium	where blood is received from, in cartilage, causes it to heal slowly
Hyaline cartilage	“glass” shiny, low collagen, trachea bands and joints
Fibro cartilage	strongest, vertebrae and large joints, shock absorbers, lots of collage fibers
Elastic cartilage	few collagen fibers, lots of elastin, high flexibility, voice box and ears
Blood	transport nutrients and waste products; maintain pH, formed in red marrow
Hematopoietic tissue	formation of blood tissue
Smooth muscle is also called	visceral
Tissue repair	phagocitic cells remove dead or injured ones, collage fibers fill l in gap after cut, leaving a scar if too deep
Keloid	unusually thick scar in lower layer of skin
When muscle is injured	damaged muscle is replaced by fibrous tissue
Exocrine glandular epithelium	discharge secretions into ducts
Endocrine glandular epithelium	ductless, secreted into blood
Membrane	sheet like structure that performs an important function
Epithelial membrane	epithelial tissue + specialized connective
Cutaneous membrane	skin
Serous membrane	lines cavities not open to external environment like organs
Mucous membrane	open to exterior, respiratory, digestive and reproductive tract
Connective membrane	made of various types of connective tissue
Synovial membrane	spaces between bones and joints, excretes synovial fluid which is a lubrication and reduces friction, bursae
mast cell	filled with granules, histamine, allergic reactions
endothelium simple squamous cells	capable of changing permeability
keratinized stratified squamous aid in	preventing the loss of bodily fluid
cuboidal is found....	covering the ovaries and in kidney tubules
connective tissue has many...	blood vessels, which aids in the distribution of nutrients
nongranular leukocytes	monocyte (blob with three humps) and lymphocyte (giant blob)
granular leukocytes	basophil(mickey mouse ears), neutrophil (three blobs connected by thin strands) and eosinophil (headphones, 2 blobs 1 strand)
fibrous connective tissue is found	parallel to bone, giving it its strength, called white fibrous, cover muscles
most common cartilage	hyaline, prone to wear and tear, fetal skeleton
dendrites	recieve and conduct impulses towards teh cell
axon	conducts impulses away fromt eh cell body and are generally called nerve fibers
collaterals	branches of axon
neuroglial cells	astrocytes, bind neurons together and suport neural structures, connective tissue of nervous system
two types of epithelium	membranous and glandular
glandular epithelium consists of...	columnar and cuboidal
epithelium of ovaries	columnar and goblet
epithelium of mouth	stratified squamous
epithelium of lungs	simple squamous
two basic components of connective tissue	cells and extra cellular fibers
connective tissue is the .......	most diverse
epithelium in stomach	columnar
actual formation fo duct	invagination
tendons and ligaments are made of	fibrous connective tissue
minerals in the bones	calcium, magnesium, phosphorus
hyelin cartilage's makeup	gelatenous, no fibers
bone is also called	osseus tissue
connective tissue (cartilage) has....	chondrocytes
specialized connective tissue	cartilage, bone, blood
cartilage	specialized cells in a matrix of extracellular fibers
bone is made of...	osteocytes and calcified cartilage
two types of bone tissue	spongy (spongiform) and compact (cancellous)
striations are...	the overlap of actin adn myosin fibers
nerve cells are	irritable and conducive
if it is mylinated...	it can move faster
in between schwann cells are	node of ranvier
covered in myelin in nerve cell...	schwann's cell

Created by: reidabook

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