Lab exam 1 Histology

Question 1

Cells that are packed together near an open space, contain basement membranes and are for absorption secretion and protection

Answer 1

Epithelial Tissue

Question 2

Flat Scale-like tissue shape

Answer 2

squamous

Question 3

rounded cube tissue shape

Answer 3

Cuboidal

Question 4

Tall rectangular, or tall cylindrical tissue shape

Answer 4

Columnar

Question 5

Combination of different tissue shapes

Answer 5

Transitional

Question 6

One cell layer thick, used for absorption and filtration

Answer 6

Simple

Question 7

More than one cell layer, used for tolerating wear and tear/ resisting trauma

Answer 7

Stratified

Question 8

Single layer that appears to be multiple layers because of disorganized nucleii

Answer 8

pseudostratified

Question 9

Function: Allows material to pass through by diffusion and secretion

Answer 9

Simple Squamous

Question 10

Location: Air sacs of lungs, lining of heart, blood and lymphatic vessels

Answer 10

Simple Squamous

Question 11

Function: secretes and absorbs, produces mucus and moves the mucus

Answer 11

SImple Cuboidal

Question 12

Location: Liver, thyroid, mammary and salivary glands, bronchioles in lungs and kidney tubules

Answer 12

Simple Cuboidal

Question 13

Function: Mucus movement and creation

Answer 13

Ciliated Simple Columnar

Question 14

Location: Ciliated tissues, bronchi, oviducts, uterus

Answer 14

Ciliated Simple Columnar

Question 15

Function: Secretion and Absorption

Answer 15

Non-ciliated Simple columnar

Question 16

Location: Bladder and uterus

Answer 16

Non-ciliated Simple Columnar

Question 17

Function: Secretes and moves mucous

Answer 17

Pseudostratified Columnar

Question 18

Location: Upper respiratory tract/trachea

Answer 18

ciliated Pseudostratified Columnar

Question 19

Location: Male Urethra and epididymis

Answer 19

non-ciliated Pseudostratified Columnar

Question 20

Function: Abrasion resistance and protection

Answer 20

keratinized stratified squamous

Question 21

Location: found on the skin, thick skin-palms and bottom of feet, and thin skin-everywhere else with exposed skin

Answer 21

Keratinized Stratified Squamous

Question 22

Function-resists abrasion and protects from pathogens

Answer 22

Non-keratinized stratified squamous

Question 23

Location: mouth, vagina, and other moist surfaces

Answer 23

Non-keratinized stratified squamous

Question 24

Function: Protects

Answer 24

Stratified Cuboidal

Question 25

Location: Sweat glands, salivary glands, mammary glands

Answer 25

Stratified cuboidal

Question 26

Function: allows urinary organs to expand and stretch

Answer 26

Transitional Epithelial

Question 27

Location: Lines bladder, urethra and uterus

Answer 27

Transitional Epithelial

Question 28

Most abundant tissue type, provides support and protection, helps with movement, cells are loosely packed, highly vascularized and contains fibers

Answer 28

Connective tissue

Question 29

Function: Strength, support, and elasticity Location: subcutaneous layer of the skin, blood vessels, nerves and organs Contains 3 fibers, Collagen, reticular, and elastic

Answer 29

Loose areolar Tissue

Question 30

Function: Fat storage/insulation, energy reserve, support/protection Location: Subcutaneous layer of the skin, kidney, heart, long bone marrow, behind eyeball

Answer 30

Adipose Tissue

Question 31

Spider web/branches Function: strength and support, binds smooth muscle fibers together Location: Liver, spleen, lymph nodes

Answer 31

Reticular Tissues

Question 32

Deepest layer of the epidermis mostly keratinocytes

Answer 32

Stratum Basale

Question 33

Where keratin is made, above stratum basale

Answer 33

Stratum Spinosum

Question 34

Where keratin is bundled together and lipid is secreted that helps create waterproof barrier, above stratum spinosum

Answer 34

Stratum Granulosum

Question 35

Only in thick Skin, above granulosum, appears white because of clear eleidin protein

Answer 35

Stratum Lucidum

Question 36

Most superficial layer of dead keratinocytes that are squamous in shape

Answer 36

Stratum Corneum

Question 37

Gland that excretes hormones

Answer 37

Endocrine

Question 38

Glands that secrete materials into ducts, or directly onto an apical surface

Answer 38

Exocrine glands

Question 39

Two or more cell layers: Surface cells square or round secretes sweat, sperm production, adn produces ovarian hormones sweat gland ducts, ovarian follicles, seminiferous tubules

Answer 39

Stratified Cuboidal Epithelium (sweat gland)

Question 40

Secretory products released into ducts Produces sweat, oil, earwax, saliva, or digestive enzymes Glands of the skin, salivary glands, pancreas and small intestine

Answer 40

Glandular Epithelia: Exocrine glands

Question 41

Hormones diffuse into blood Pituitary gland, thyroid gland, adrenal gland, pancreas, ovaries, testes Produces hormones that regulate various body activities

Answer 41

Glandular Epithelia: Endocrine glands

Question 42

Material Located between cells

Answer 42

Extracellular matrix

Question 43

CT that have little blood supply and no nerves

Answer 43

Cartilage and Tendons

Question 44

Empty looking cells with thin margins, nucleus is pressed against cell membrane, making it look like it is outside the cell

Answer 44

Adipose tissue

Question 45

Consists of many collagen fibers arranged in parallel bundles and fibroblasts in rows Location: Forms tendons that attach muscle to bone, most ligaments (attach bone to bone), and aponeuroses which attach muscle to muscle or muscle to bone. Function: Provides strong attachment between various structures

Answer 45

Dense Regular Connective tissue

Question 46

a type of dense regular tissue dyes blue

Answer 46

Fibrous Connective Tissue

Question 47

Consists predominantly of collagen fibers, randomly arranged, and a few fibroblasts. Locations: Fasciae(tissue around muscles and other organs), dermis of skin, periosteum of bone, perichondrium of cartilage, joint capsules, membrane capsules around organs(kidneys, liver, testes, lymph node), pericardum of the heart and heart valves Functions: Provides strength

Answer 47

Dense Irregular Connective Tissue

Question 48

Consists of freely branching elastic fibers and fibroblasts present in spaces between elastic fibers Location: Lung tissue, trachea, bronchial tubes, walls of some arteries, and ligaments supporting penis vertebrae. Function: Allows stretching of various organs

Answer 48

Elastic Connective Tissue

Question 49

Consists of bluish-white, shiny ground substance with fine, pale collagen fibers and many chondrocytes; most abundant type of cartilage. Location: Ends of long bones; anterior ends of ribs; parts of nose, larynx, trachea, bronchi; and embryonic and fetal skeleton Functions: Provides smooth surfaces for movement at joints, as well as flexibility and support

Answer 49

Hyaline Cartilage

Question 50

Consists of chondrocytes scattered among bundles of collagen fibers within the extracellular matrix Locations: Pubic symphysis (point where hip bones join anteriorly), intervertebral discs, menisci of knee (cartilage pads), and portions of tendons. Functions: Support and Fusion dyes bleu

Answer 50

Fibrocartilage

Question 51

Consists of chondrocytes located in a network of threadlike elastic fibers within the extracellular matrix Locations: lid on the top of larynx (epiglottis), part of external ear (auricle) and auditory tubes Functions: Gives highly flexible support and maintains shape

Answer 51

Elastic Cartilage