Tissue lecture

Question 1

What are the four types of tissue?

Answer 1

epithelial, connective, muscle, nervous

Question 2

What are the 5 types of cell junctions?

Answer 2

tight, adherent, desmosomes, hemidesmosomes, and gap

Question 3

List two differences between connective and epithelial tissue

Answer 3

no basement membrane in connective
no matrix in epithelial
connective tissue is highly vascular
different types of cells

Question 4

What are the two types of glands?

Answer 4

exocrine and endocrine

Question 5

what are the 3 types of glandular tissue and what are their differences?

Answer 5

merocrine- secretions leave cells (salivary glands)
apocrine- apex of cell leave with secretion (mammary glands)
holocrine- mature cell dies and goes with secretion (oil glands)

Question 6

What are the two types of connective tissue that are NOT highly vascularized?

Answer 6

tendons and ligaments

Question 7

what are the three types of cartilage?

Answer 7

hyaline, fibrocartilage, elastic cartilage

Question 8

What are the 4 types of membranes?

Answer 8

serous, mucus, cutaneous, and synovial

Question 9

What are the two broad types of membranes?

Answer 9

epithelial and synovial

Question 10

What are the three types of epithelial tissue, which are wet and dry, and where is an example?

Answer 10

mucus- wet and lining of digestive tract
serous- wet peritoneum
cutaneous- dry skin

Question 11

where are synovial membranes found?

Answer 11

synovial joints

Question 12

what are the three types of muscle tissue and are they involuntary or voluntary and a location in the body

Answer 12

skeletal- voluntary and all skeletal muscles connected to bones
smooth- involuntary and the intestines
cardiac-involuntary and the heart

Question 13

What are the two types of nervous system cells?

Answer 13

neurons and neuroglia

Question 14

what are the three main parts of a neuron?

Answer 14

cell body, dendrite, and axon

Question 15

What are the two types of excitable cells and what does that mean

Answer 15

nervous and muscle

reacts to electrical signals

Question 16

In terms of cell repair, how are cells repaired and which can be repaired and which can’t?

Answer 16

epithelial cells repair by mitosis
muscles have unlimited repairs
nervous system can sometimes be repaired. central no, peripheral yes

Question 17

what is scar tissue called

Answer 17

fibrosis

Question 18

The four basic type of tissue are classified by what 2 things?

Answer 18

structure and function

Question 19

The fibers that provide support in blood vessel walls and form branching networks around various cells are called

Whereas the most abundant protein fibers in the body strong, flexible bundles, are called

Answer 19

reticular fibers

collagen

Question 20

The three types of fibers in the extracellular matrix that provide strength and support to tissue are

Answer 20

elastic
collagen
reticular

Question 21

The connective tissue consists of two basic elements

Answer 21

cells and extracellular matrix

Question 22

The cells that are large and flat and secrete fibers and ground substance in the connective tissue are called

Answer 22

fibrocytes

Question 23

The extracellular matrix is composed of what 2 things?

Answer 23

fibers and ground substance