Histology

Question 1

Four tissue types?

Answer 1

Connective, Epithelial, Muscle, Nervous

Question 2

Types of muscle tissue? (Hint. 3)

Answer 2

Cardiac, Skeletal, Smooth

Question 3

Difference between types of muscle?

Answer 3

1. Branched/striated(Cardiac)
2. Striations/linear(Skeletal)
3. No Striation(Smooth)

Question 4

Types of Epithelial cells?

Answer 4

Squamous, Cuboidal, Columnar

Question 5

What is the area with no tissue on a slide? (Hint. Pure white)

Answer 5

Lumen

Question 6

What side of a Squamous cell faces the Lumen?

Answer 6

Apical

Question 7

What side of the Squamous cell faces connective tissue?

Answer 7

Basal

Question 8

What is the extrasellar material called in Connective Tissue?

Answer 8

Matrix(Network of protein fibers)
Ground Substance(Varying consistency)

Question 9

What are the main types of Connective tissue?

Answer 9

1. Proper Loose(Areolar, Adipose, Reticular)/Proper Dense(Regular, Irregular, Elastic)
2. Supporting(Hyaline, Fibro, Elastic) Cartilage/Bone
3. Fluid(Blood, Lymph)

Question 10

Name 3 of 6 major CT cell types

Answer 10

1. Fibrocyte,Fibroblast(maintain matrix/Dense CT Proper),
2. Adipocyte(store fat/Loose CT Proper),
3. Erythrocyte(red blood cell/Blood Fluid CT)
4. Leukocyte(white blood cell/Lymph Fluid CT, 5.Osteocyte(Bone/Supporting CT)
5. Chondrocyte(Supporting CT/Cartilage matrix maintenance.

Question 11

What is Epithelial tissues role?

Answer 11

Outer Membrane/ Lining of hollow organs/Glands

Question 12

What are the types of Nervous cells?

Answer 12

Neurons, Glial or neuroglial

Question 13

Flat continuous multi-cellular sheet that covers or lines a body part

Answer 13

Membrane

Question 14

What are the membrane types (Hint. 3)

Answer 14

Mucous, Serous, Synovial

Question 15

Where will you find Mucus membranes?

Answer 15

Respiratory, Digestive, Urinary/Lines cavities that open to exterior

Question 16

A ________ membrane lines the inner surfaces of joint cavities?

Answer 16

Synovial

Question 17

______ membrane will line cavities that cavities that do not open to the exterior.

Answer 17

Serous

Question 18

What the 3rd step in the process of tissue healing?

Answer 18

1. Hemostasis
2. Inflammation(Vasodilatation)
3. Granulation(Fibroblasts fill matrix allowing for returned blood flow)
4. maturation(Regeneration)(Fibrosis)

Question 19

Types of Epithelial cell layers

Answer 19

Simple, Stratified, Pseudo-stratified, Transitional

Question 20

What is a Gland?

Answer 20

Structure that will secrete

Question 21

Endocrine gland will?

Answer 21

Secrete directly into surrounding tissue

Question 22

Exocrine gland will?

Answer 22

Secrete through a duct (to surface?)

Question 23

What are two of eight structure types of Exocrine glands?

Answer 23

1. Simple Alveolar,
2. Simple Tubular
3. Simple Branched alveolar
4. Simple Branched Tubular
5. Simple Coiled Tubular
6. Compound Alveolar
7. Compound Tubular
8. Compound Tubuloalveolar

Question 24

What are the secretory gland types?

Answer 24

Merocrine(exocytosis through plasma membrane), Apocrine(apical layer pinches off) , Holocrine(ruptures and dies)

Question 25

What stem cell line is associated with connective tissue?

Answer 25

Mesenchyme

Question 26

"loose" CT tissues are named?

Answer 26

Areolar, Adipose, Reticular

Question 27

"dense" CT fibers are named?

Answer 27

Dense Regular, Dense Irregular

Question 28

"elastic" CT cartilage also a supporting CT

Answer 28

Elastic Connective Tissue

Question 29

Supporting CT

Answer 29

1. Hyaline Cartilage(nose) 2. Fibrocartilage(compressible) 3. Elastic Cartilage(flexible), osseous(bone)

Question 30

What is inferior to the Basil surface

Answer 30

Basil Lamina/CT

Question 31

What tissues are in CT Proper

Answer 31

Loose CT, Dense CT

Question 32

Types of Fluid CT

Answer 32

Blood(erythrocytes) | Lymph(Leukocytes)

Question 33

Where is rRNA manufactured?

Answer 33

Nucleolus

Question 34

What part of the cell is Transcription performed?

Answer 34

Nucleus

Question 35

What region of the cell can protein synthesis be preformed?

Answer 35

Cytoplasm/Rough ER

Question 36

How can a coded DNA strand get from the nucleus to the cytoplasm to undergo transcription?

Answer 36

mRNA

Question 37

What is mRNA?

Answer 37

A nucleotide molecule of RNA coded copy of DNA genetic information used for protein transcription of genetic information into useful chemical and molecular structures for life

Question 38

Where can lipids be produced?

Answer 38

Cytoplasm/Smooth ER

Question 39

What packages final product proteins and other materials in vacuoles and vesicles?

Answer 39

Golgi Body(apparatus)

Question 40

How many Plasma membranes surrounds the nucleus?

Answer 40

2 Lipid bilayers

Question 41

What is a desmosome, its role, how it works?

Answer 41

Anchoring junction of a cell(Cadherins) Connecting cell walls. Plaque forms over Intermediate (keratan) filaments

Question 42

How do epithelial cells get nutrients without blood flow?

Answer 42

Diffusion, Active transport, Gap Junctions

Question 43

What are Hemidesmosomes?

Answer 43

Cell junctions on the Basil Lamina(intigrins)

Question 44

What are Tight cell junctions?

Answer 44

Cell junctions without plaque of filaments.(Lateral cell junctions) Can form a selective barrier.

Question 45

A Goblet cell is?

Answer 45

Mucus secreting unicellular gland.(Between columnar epithelial cells in the mucus membrane).

Question 46

What are the four membrane types?

Answer 46

Cutaneous, Serous, Mucous, Synovial

Question 47

What are the fibers in CT?

Answer 47

Collagen(White) Elastic(Yellow) Reticular(Netted hold tissue together)

Question 48

What is Mesenchyme?

Answer 48

Stem cell line from which all CT is derived

Question 49

What are the Nervous tissue cells

Answer 49

Neurons(Dendrites[little wavy arms], Axons [long thin body] | Neuroglia(Cells that help Neurons)

Question 50

Is smooth muscle voluntary or involuntary

Answer 50

Involuntary