oral cavity: digestive system/peritoneal cavity

Question 1

what structures are included in the digestive system (apparatus digestorius)?

Answer 1

mouth
pharynx
oesophagus
stomach
small intestine
large intestine

Question 2

what is the thoracic cavity lined with?

Answer 2

end-thoracic fascia

Question 3

what is the abdominal (and pelvic) cavity lined with?

Answer 3

transversals fascia

Question 4

what is fascia?

Answer 4

a sheet of fibrous connective tissue that surrounds muscles and other organs

Question 5

What is a serous membrane?

Answer 5

a layer of simple squamous epithelial cells supported by thin connective tissue that connects to the underlying structure (fascia)

Question 6

what are the 3 types of serosa?

Answer 6

parietal serosa
visceral serosa
connecting serosa

Question 7

what does the parietal serosa line?

Answer 7

wall of the cavity

Question 8

what does the visceral serosa line?

Answer 8

the organs

Question 9

what is the serous membrane in the abdominal cavity called?

Answer 9

peritoneum

Question 10

what do you call the peritoneum lining the peritoneal cavity?

Answer 10

parietal peritoneum

Question 11

what do you call the peritoneum lining the organs?

Answer 11

visceral peritoneum

Question 12

what is the peritoneal cavity lined by?

Answer 12

peritoneum

Question 13

name the 3 types of peritoneum

Answer 13

parietal
visceral
connecting

Question 14

name the 4 types of connecting peritoneum

Answer 14

messentry
ligaments
folds
omenta (omentum)

Question 15

define connecting peritoneum

Answer 15

double slavered serosa connecting 2 peritoneum

Question 16

what are peritoneal pouches?

Answer 16

excavations of peritoneum into the pelvic cavity

Question 17

what is messentry?

Answer 17

peritoneum connecting intestinal and abdominal wall

Question 18

define connecting peritoneum: ligaments

Answer 18

between visceral and parietal peritoneum or between two visceral peritoneum

Question 19

what is a peritoneal fold?

Answer 19

connecting peritoneum between two visceral peritoneum

Question 20

what is omenta (omentum)

Answer 20

connecting peritoneum between the stomach and abdominal organs or abdominal wall

Question 21

name the 4 layers of the tubular organs in the digestive tract from the inside out

Answer 21

tunica mucosa
tunica submucosa
tunica muscularis
tunica serosa/adventitia

Question 22

where is the tunica mucosa

Answer 22

next to the lumen

Question 23

what is the tunica submucosa?

Answer 23

dense connective tissue

Question 24

what is the tunica muscularis?

Answer 24

smooth or skeletal muscle

Question 25

what is the tunica serosa/adventitia

Answer 25

loose connective tissue, special names for serosa e.g peritoneum

Question 26

name the 3 layers of the tunica mucosa

Answer 26

laminae epithelialis mucosa
laminae porpria mucosa
laminae muscularis mucosa

Question 27

what layer is the laminae epithelial mucosa and what does it rest on?

Answer 27

epithelial layer, rests on basal membrane

Question 28

what layer is the lamina propria mucosa?

Answer 28

connective tissue layer

Question 29

what layer is the lamina muscular mucosa?

Answer 29

smooth muscle layer

Question 30

what are the 3 regions of the oesophagus?

Answer 30

cervical thoracic
abdominal

Question 31

what does the oesophagus go between?

Answer 31

pharynx and stomach

Question 32

what does the oesophagus generate and through what?

Answer 32

diaphragm through oesophageal hiatus

Question 33

Species difference in tunica muscularis

Answer 33

In ruminants and dogs: entirely skeletal muscle
In humans and chickens: entirely smooth muscle
In horses and cats: distal third is smooth muscle, rest is skeletal