Ap2, Chap 24, Digestive

Front 1

chemical breakdown of food into small organic fragments suitable for absorbtion by digestive epithelium

Back 1

digestion

Front 2

double sheets of peritoneal membrane

Back 2

mesentaries

Front 3

stabilize the position of the attached organs

Back 3

mesentaries

Front 4

prevent intestines from being entangled during digestion movements or changes in body position

Back 4

mesentaries

Front 5

mucus membrane consisting of epithelium, moistened by glandular secretions, lamina propria of areolar tissue

Back 5

Mucosa

Front 6

simple columnar epitheial contains _____ _____

Back 6

goblet cells

Front 7

the stomach, small intestine, and entire lenght of large intestine

Back 7

covered with mucosa

Front 8

alter hte shape of lumen and move epithelial pleats and folds

Back 8

lamina propria

Front 9

large blood and lymphatic vessels

Back 9

submucosa

Front 10

plexus of Meissner

Back 10

submucosal plexus; sensory neurons, parasympatheic ganglion neurons, sympathetic post ganglionis fibers that innervate the mucosa and submucosa

Front 11

Myenteric Plexus is also known as

Back 11

plexus of Auerbach

Front 12

network of paracympatheitc ganglia; sensory neurons; interneurons; sympathetic postganglionic fibers

Back 12

Myenteric Plexus + plexus of Auerbach

Front 13

location of plexus of Auerbach + Myenteric Plexus

Back 13

lies sandwiched between the circular and longitudional muscle layers

Front 14

Myenteric Plexus contains the _________

Back 14

serosa

Front 15

muscular layers of the digestive tract has which tissue?

Back 15

visceral, smooth tissue

Front 16

undergo spontaneous depolarization, contraction triggers a wave that travels throughout the entire muscle

Back 16

smooth muscle cells undergo spontaneous generation

Front 17

wave of muscular contractions that move a bolus

Back 17

peristalsis

Front 18

movements that churn and fragment the bolus mixing the contents with intestinal secretions

Back 18

segmentation

Front 19

lateral walls of the oral cavity

Back 19

cheeks

Front 20

supported by pads or fat and the buccinator muscles

Back 20

mucosae of the cheeks

Front 21

space between the cheeks and teeth

Back 21

vestubule

Front 22

pasageway between the oral cavity and oropharynx

Back 22

fauces

Front 23

contents of tooth consists of ____

Back 23

mineralized matrix that is similar to the bone

Front 24

makes teeth differnt from bone in that is contains_____

Back 24

dentin

Front 25

narrow tunnel located at the root; base of the tooth

Back 25

root canal

Front 26

pupl cavity revceives the bloos and nerves from the ____

Back 26

root canal

Front 27

covers the dentin of the root

Back 27

cementum

Front 28

provides protection; anchor teh periodontal ligament

Back 28

cementum

Front 29

dentin of the crown is covered by ______

Back 29

enamel

Front 30

blade shaped, at front of mouth, clipping or cutting

Back 30

incisors

Front 31

canines, conical, charp ridgeline, pointed tip, tearing or shashing

Back 31

cuspids

Front 32

large flattened crowns, prominent ridges, crush and grind

Back 32

molars

Front 33

hollow muscular tube; length- 25 cm, diameter-2 cm (at widest point)

Back 33

esophagus

Front 34

rexaled stomach, mucosa is thrown into _____

Back 34

rugae

Front 35

allow the gastirc lumen to expand

Back 35

rugae

Front 36

parietal cells secrete

Back 36

HCL

Front 37

cheif cells are located ...

Back 37

near th ebase of the gastric gland

Front 38

cheif cells secrete

Back 38

pepsinogen

Front 39

an in active proenzyme

Back 39

pepsinogen

Front 40

Pepsinogen is converted to ...

Back 40

pepsin

Front 41

an active proteolytic enzyme

Back 41

pepsin

Front 42

stomachs of new born infants produce ...

Back 42

rennin (chymosin) and gastric lipase --> important for milk digestion

Front 43

enteroendocrine cells; produce seven hormones inclusing gastrin

Back 43

pyloric glands

Front 44

g-cells produce this hormone

Back 44

gastrin

Front 45

stimulates the secretion of both parietal and cheif cells

Back 45

gastrin

Front 46

contraction of hte gastric waqll that mix and stir the gastric contents

Back 46

gastrin

Front 47

final segment of the small intestine; longest (3.5 meters)

Back 47

ileum

Front 48

the sphincter that controls th eflow of materials from the ileum to the cecum of the large intestine

Back 48

ileocecal valve

Front 49

intestinal lining that has a series of tranverse folds, permanent, 800, increases abosrbtion

Back 49

plicase or plicase circulares

Front 50

lacteal transport materials are unabl;e to

Back 50

enter blood capillaries

Front 51

when chyme arrives in the duodenum...

Back 51

secretin is released

Front 52

marks the division between the left lobe and the right lobe

Back 52

falciform ligament

Front 53

number of lobes that the liver has

Back 53

4

Front 54

the basic functional units of the liver

Back 54

liver lobules

Front 55

funtions fo teh gall bladder

Back 55

1- bile storage, 2- bile modification

Front 56

is secreted continously

Back 56

bile

Front 57

bile is only released into the duodenum by CCK

Back 57

bile

Front 58

functions of the large intestine

Back 58

reabsorbtion of water; compacting materials; absorbtion of important vitamins; storage of fecal matreial

Front 59

three separate longitudional bands of smooth muscle

Back 59

taeniae coli

Front 60

location of taeniae coli

Back 60

outer surface of colon, just deep to the serosa

Front 61

colon bends to the left at the....

Back 61

hepatic flexure (colic flexure)

Front 62

hepatic flexure marks

Back 62

the end of teh ascending oclona nd the beginning of the transverse colon

Front 63

expandable organ for the storage of fecal material, last 15 cm

Back 63

rectum

Front 64

carbohydrate digestion begins at the

Back 64

mouth during mastication

Front 65

the _____ and _____ glands secrete salivary amylase for carb digestion

Back 65

parotid and submandibular