A&P - Chapter 9 (Part 1) Flashcards Preview

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Flashcards in A&P - Chapter 9 (Part 1) Deck (30)
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1
Q

What are epithelial tissue divided into? (2)

A
  1. Membranous epithelium

2. Glandular epithelium

2
Q

What parts of the body does the membranous epithelium cover? (6)

A
  1. Lines serous cavities
  2. Blood/lymphatic vessels
  3. Respiratory tract
  4. Digestive tract
  5. Genitourinary tract
  6. Body
3
Q

What part of the body does the glandular epithelium cover?

A

Secretory units of the endocrine and exocrine glands

4
Q

Where are the glandular epithelium located?

A

Glands

5
Q

Where are the membranous epithelium located?

A

Everywhere else but the glands

6
Q

What are the functions of the epithelial tissue? (5)

A
  1. Protection
  2. Sensory function
  3. Secretion
  4. Absorption
  5. Excretion
7
Q

What is the most important function of the epithelial tissue?

A

Protection

8
Q

Where would you find epithelial tissue for sensory functions? (4)

A

Special epithelial structures in the…

  1. Skin
  2. Nose
  3. Eyes
  4. Ears
9
Q

What do epithelial tissue secrete? (4)

A
  1. Hormones
  2. Mucous
  3. Digestive juice
  4. Sweat
10
Q

Where would you find epithelial tissue for absorption? (2)

A
  1. Gut

2. Respiratory tract

11
Q

Where would you find epithelial tissue for excretion?

A

Kidney tubules

12
Q

What is there limited amount of in epithelial tissues?

A

Matrix material

13
Q

What do epithelial tissues look like?

A

Tightly packed sheets of cells, with many desmosomes and tight junctions

14
Q

Basement membrane

A

Is a platform to put everything on it

15
Q

What is attached to the basement floor for epithelial tissues?

A

Membranous type

16
Q

Is epithelial tissues vascular or avascular?

A

Avascular

17
Q

What is epithelial tissue capable of?

A

Reproduction

18
Q

Why do epithelial tissues reproduce so much?

A

Due to wear and tear

19
Q

What are 3 examples of tissues that might wear and tear?

A
  1. Skin
  2. Gut
  3. Respiratory tract lining
20
Q

How does epithelial tissue got its nutrients? (3)

A
  1. Diffusion
  2. Osmosis
  3. Etc…
21
Q

What are the 4 classifications by shape?

A
  1. Squamous
  2. Cuboidal
  3. Columnar
  4. Pseudostratified columnar
22
Q

What does squamous shape look like?

A

Flat and scale-like

23
Q

What does cuboidal shape look like?

A

Cube shaped

24
Q

What does columnar shape look like?

A

Taller than they are wide

- like a column

25
Q

What does pseudostratified shape look like?

A

Fake columnar

- everything touches the basement membrane (even though it doesnt look like it

26
Q

What are the 3 classification by arrangement of layers in the cell?

A
  1. Simple
  2. Stratified
  3. Transitional
27
Q

How would you describe simple cells? (2)

A
  1. Single layer

2. Same shape

28
Q

How would you describe stratified cells? (2)

A
  1. Multiple layers

2. Names according to the shape of the cells in the outer layer

29
Q

How would you describe transitional cells?

A

Varying shapes that can stretch

30
Q

Where would you find transitional cells?

A

In the bladder

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