TISSUE Flashcards

(39 cards)

1
Q

A MICROSCOPIC
ANATOMY OF
INDIVIDUAL TISSUES
CONSIST OF CELLS
AND EXTRACELLUAR
MATERIAL THAT
HAVE A PARTICULAR
FUNCTION

A

HISTOLOGY

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2
Q

UNSPECIALIZED OR UNDIFFERNTIATED
CELLS
 MAY DIVIDED TO PRODUCE MORE OR MAY DIFFERENTIATE TO BECOME
SPECIALIZED CELLS OF THE BODY SUCH AS
NEURAL TISSUE OR BLOOD

A

STEM
CELLS

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3
Q

CONTAIN MANY
STEMS (HUMAN EMBRYONIC STEM CELLS)

A

DEVELOPING EMBRYOS

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4
Q

STEM CELL FUNCTION

A

ADULT STEM CELLS: REPAIR OLD/DAMAGE
TISSUE TO GENERATE NEW CELLS SUCH AS
BLOO

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5
Q

BENIFITS OF STEM CELL

A

USE TO CURE
DISEASES
 PARKINSON’S
DISEASE
 NEURAL INJURY
 TISSUE REPAIR IN
BURN
 USE TO
REGENERATE
WBC FOR
LEUKEMIA

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6
Q

4 PRIMARY TISSUE

A

EPITHELIAL
CONNECTIVE
MUSCULAR
NERVOUS

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7
Q

TYPES OF EPITHELIUM

A

SIMPLE AND STRATIFIED, TRANSITIONAL, PSUEDOSTRATIFIRD

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8
Q

CHARACTERISTIC OF EPITHELIA TISSUE

A

HIGHLY CELLULAR
TISSUE (COMPOSE MOSTLY OF CELLS)

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9
Q

FUNCTION OF EPI

A

 COVERS THE LINE PART OF THE BODY
 ADHERES TO UNDERLYING STRUCTURES SUCH
AS BASEMENT MEMBRANE

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10
Q

ONE CELL LAYER THICK
 CELLS LOCATED ON THE
BASEMENT MEMBRANE
 ADHERE TO THE
CONNECTIVE TISSUE,
MUSCLE AND ANOTHER
EPITHELIAL TISSUE

A

SIMPLE EPITHELIAL

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11
Q

SKIN
 CAPILLARY WALLS
 GLOMERULI
 PERICARDIAL LINING
 PLEURAL LINING, PERITONEAL CAVITY LINING,
AND ALVEOLAR LINING.

A

SIMPLE SQUAMOUS EPITHELIAL

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12
Q

DIGESTIVE
TRACT
INCLUDING
THE
STOMACH,
AND
INTESTINES

A

SIMPLE COLUMNAR EPITHELIAL

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13
Q

GLANDULAR
(SECRETING) TISSUE
AND KIDNEY TUBULES

A

SIMPLE CUBOIDAL EPITHELIAL

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14
Q

INTERNAL SURFACE
OF THE UPPER
RESPIRATORY
TRACT, INCLUDING
NASAL PASSAGES
AND THE LOWER
RESPIRATORY
TRACT, INCLUDING
THE TRACHEA AND
THE BRONCHI

A

PSUEDOSTRATIFIED COLUMNAR EPI

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15
Q

THE EPITHELIAL
CELLS OCCUR IN THE
LAYER OF BASEMENT
MEMBRANE
LAYERS OF CELLS

A

STRATIFIED EPITHELIUM

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16
Q

PROTECT FROM ABRASION, CHEMICAL ATTACK AND PATHOGEN

A

STRATIFIED SQUAMOUS EPITHELIUM

17
Q

STRETCH READILY AND PERMITS DISTENSION OF URINARY ORGAN BY CONTAINING URINE

A

TRANSITIONAL EPITHELIUM

18
Q

TYPES OF MUSCLE TISSUE

A

SKELETAL, SMOOTH, CARDIAC

19
Q

INVOLUNTARY
STRAIGHT
MULTI NUCLEATED
TUBULAR

20
Q

SPINDLE SHAPE, UNNUCLEATED, NON STRAIGHT

21
Q

UNNUCLEATED, BRANCHES, STRAIGHTED

22
Q

MOST ABUNDANT, WILDSPREAD, ALL OVER THE BODY

A

CONNECTIVE TISSUE

23
Q

BIND STRUCTURE TOGETHER, HOLD THE ORGAN IN PLACE, AND SEPARATED

A

LOOSE / AEREORAL

24
Q

TYPES OF CONNECTIVE TISSUE

A

BLOOD, LOOSE, ADIPOSE, CARTILAGE, BONES, AND DENSE

25
STORAGE SITE FOR LIPIDS AND FATS, ACT AS INSULATING LAYER THAT AIDS FOR BODY TEMPERTURE
ADIPOSE
26
HELPS TO CONNECT ONE PART OF THE BODY TO ANOTHER, TRANSPORTATION OF SUBSTANCES, FIGHT FOR INFECTION AND AIDS IN TISSUE REPAIR
BLOOD
27
3 TYPED OF CARTILAGE TISSUE
HYALINE ELASTIC FIBROUS
28
2 TYPED OF BONE TISSUE
CANCELLOUS/ SPONGY COMPACT/ CORTICAL
29
: Specialized cells embedded in the matrix.
Bone Cells (Osteocytes)
30
Composed mostly of intercellular material.
Matrix:
31
: Specialized cells embedded in the matrix.
Cartilage Cells (Chondrocytes)
32
Specialized cells embedded in the matrix.
Tendon Cells (Fibroblasts):
33
Provide strength and support within the matrix.
Protein Fibers:
34
The fibers consist of long protein molecules that are embedded in the ground substance. They are produced by the tissue cells which are themselves contained within the matrix.
Collagen Fibers
35
is described as an amorphous (shapeless or formless), extracellular material which serves as a diffusion medium in the spaces around the cells and fibers. It plays a major role in determining the physical nature of a connective tissue.
Ground substance
36
Elastin molecules form protein fibers which have a yellowish or ivory color to the unaided eye, so we call them “yellow fibers.” In tissue, the elastin molecules often form large “web-like” structures. Elastic fibers are highly elastic and more flexible than collagen. However, they have much less tensile strength.
Elastin Fibers
37
Ground substance can range in consistency from liquid, as in blood,
where the matrix is “plasma” and the ground substance is actually dilute saltwater, to gel-like, as in cartilage, or to solid, as in bone.
38
are cross-linked together to form rubberlike, elastic fibers. Each elastin molecule uncoils into a more extended conformation when the fiber is stretched and will recoil spontaneously as soon as the stretching force is relaxed.
Elastin Polypeptide Chains Elastin polypeptide chains
39
Young Skin vs. Aged Skin
Young Skin: Contains abundant collagen and elastin fibers, fibroblasts, and hyaluronic acid, contributing to its elasticity and firmness. Aged Skin: Shows reduced collagen and elastin fibers, fewer fibroblasts, and decreased hyaluronic acid, leading to wrinkles and sagging.