Topic 8 - Membranes

Question 1

Overview of membranes

• simplest _____
• how many tissue types?
• consisted of what kind of tissue attached to what?
  
  • what is in between them?

Answer 1

• simplest organs - only 2 tissue types
• consist of epithelium attached to CT
  
  • with a basement membrane between them

Question 2

list the 4 membrane types

Answer 2

1. muScous membranes (mucosa)
2. serous membranes (serosa)
3. synovial membranes
4. cutaneous membranes

Question 3

muscous membranes (muscosa)

• lines what?
  
  • which opens _____ to the _____
• also called _____ of ??? (4 systems)
• how many layers?

Answer 3

• lines cavities
  
  • ​which open directly to the body exterior
• also called the mucosa of these systems
  
  1. digestive
  2. respiratory
  3. urinary
  4. reproductive
• 2 layers

Question 4

what are the 2 layers of the muscous membranes

Answer 4

1. epithelial layer (avascular)
2. CT (loose areaolar - vascular)

Question 5

lines cavities which open directly to the body exterior

Answer 5

muscous membranes (muscosa)

Question 6

epithelial layer of the muscous membrane

• varies from what to what?
• vascular or avascular?

Answer 6

varies from simple squamous to pseudostratified

avascular

Question 7

CT of muscous membrane

• vascular or avascular?
• what kind of CT?
• named the ______ which does what

Answer 7

• vascular
• loose areolar
• named the lamina propria which nourishes epithelial cells

Question 8

nourishes epithelial cells

Answer 8

lamina propria

Question 9

synovial membranes

• located where?
• what kind of tissue?

Answer 9

• located in joints
• areolar CT, no epithelium (SYNOVIAL MEMBRANE ONLY ONE TISSUE TYPE)

Question 10

this membrane only has only one tissue type

Answer 10

SYNOVIAL

Question 11

this membrane is in joints

Answer 11

synovial

Question 12

cutaneous membrane

• ____
  
  • name the tissues
    
    • epithelium = ________ (named the ____)
    • CT = _______ (named the ________)

Answer 12

• skin
  
  • epithelium = stratified squamous (named the epidermis)
  • CT = areolar and dense irregular (named the dermis)

Question 13

line closed cavities that DO NOT open to the exterior

Answer 13

serous membranes

Question 14

muscous membranes line what? which open directly to what?

Answer 14

line cavities which open directly to the body exterior

Question 15

serous membrane is also called ________ (especially the ________)

Answer 15

also called serosa

especially the peritoneal cavity

Question 16

does the serous membrane have a single or double membrane??

Answer 16

double

Question 17

what are the membranes of the serous membranes composed of?

Answer 17

epithelial layers (often simple squamous) next to serous cavity and areolar CT

Question 18

what are the 2 layers of the double membranes of the serous membranes?

Answer 18

1. parietal layer
2. visceral layer

Question 19

parietal layer of serous membrane is located:

Answer 19

against cavity wall

Question 20

the visceral layer of serous membrane is located:

Answer 20

against organ

Question 21

which layer of the serous membrane is located against the cavity wall?

Answer 21

parietal layer

Question 22

which layer of serous membrane is located against organ?

Answer 22

visceral layer

Question 23

what is located between the parietal layer and the visceral layer?

Answer 23

serous fluid (slippery)

Question 24

pleura

Answer 24

lung

Question 25

peritoneum

Answer 25

abdominal organs

Question 26

pericardium

Answer 26

heart