Histo Module 4 Flashcards
Islet of Langerhans is an example of
A. Endocrine gland
B. Exocrine gland
A
finger-like projections containing a core of dense collagenous tissue and lamina propria A. Filiform papillae B. Fungiform papillae C. Foliate papillae D. Circumvallate papillae
A
The ff are functions of the salivary gland except
A. Initial digestion of carbohydrates
B. Secrete protective bacteriostatic substances
C. Inactivates drugs
D. Lubricate oral mucosa
C. Function of the liver
Striations found in striated ducts are because of what cell organelle
Mitochondria
muco-cutaneous junction in the lips where there is an abrupt transition of epithelia
Vermillion border
Basic functional unit of the liver
Hepatic lobule
Does not have taste buds A. Filiform papillae B. Fungiform papillae C. Foliate papillae D. Circumvallate papillae
A
Used for speech and deglutination A. Extrinsic muscle of the tongue B. Intrinsic muscle of the tongue C. Lips D. Cheeks
B
Lined by stratified squamous cornfied epithelium A. Filiform papillae B. Fungiform papillae C. Foliate papillae D. Circumvallate papillae
A
Which of the ff statements is true
A. In the stomach, mucus is secreted by goblet cells
B. Chief cells are small pyramidal acidophilic cells that secrete pepsinogen
C. Endocrine cells have an affinity to chromium salts
D. Oxyntic cells are low columnar basophilia cells that secrete HCl
C
the only communication between the oral vestibule and oral cavity proper when the mouth is closed and the teeth are clenched
Retro molar space
Layer of the cheek that has buccal pad of fat A. Sub mucosa B. Mucosa C. Superficial fascia D. Buccopharyngeal fascia
C.
Buccopharyngeal fascia- investing the buccinator muscle
Main duct to of the submandibular, gland A. Wharton B. Stensen C. Rivinus D. NOTA
A
Covers the root of the teeth A. Enamel B. Dentin C. Pulp cavity D. Cementum
D
This alter the shape of the tongue A. Extrinsic muscle of the tongue B. Intrinsic muscle of the tongue C. Lips D. Cheeks
B
Part of the oral cavity where the mucosa is firmly bound to the periosteum of the underlying bone A. Lips B. Hard palate C. Cheeks D. Tongue
B
The ff refers to a hepatocyte except A. Mono to binucleated B. Composed of cuboidal epithelial cells called cholangiocytes C. Arranged in cords D. Polyhedral in shape
B. Refers to Bile duct
Secretion of the biggest salivary gland
A. Purely serous
B. Purely mucous
C. Mixed
A. Parotid gland
The ff refers to the lips except
A. The skin is lined with stratified squamous keratinized m
B. Labial glands in the sub mucosa are simple tubular
C. Absence of sweat and sebaceous glands
D. Secretion of the labial glands are mixed
B. Tubuloacinar
Found mostly where the sweet taste is located A. Filiform papillae B. Fungiform papillae C. Foliate papillae D. Circumvallate papillae
B
The ff refers to the esophagus except
A. Superficial esophageal glands are located in the lamina propria and secrete mainly mucus
B. Upper esophagus has mainly skeletal muscle in its muscularis externa
C. Deep esophageal glands can be seen in the muscularis mucosa
D. Lower esophagus has mainly smooth muscle
E. Auerbach’s plexus can be seen in the muscularis externa
C. In submucosa
Unique in the muscularis externa of the stomach
Presence of 3 layers of muscularis externa
Inner oblique, middle circular, outer longitudinal
Brings oxygenated blood to Hepatocytes A. Classic hepatic lobule B. Portal acinus C. Portal lobule D. Portal mucus
B
Provide HCl and intrinsic factor A. Fundic glands B. Pyloric glands C. Cardiac glands D. AOTA
A
Main duct to of the sublingual gland A. Wharton B. Stensen C. Rivinus D. NOTA
D. Bartholin duct
Characteristic cell of the stomach
Parietal cell
Largest A. Filiform papillae B. Fungiform papillae C. Foliate papillae D. Circumvallate papillae
D
This structure secreted by ameloblast is the hardest structure un the body A. Enamel B. Dentin C. Cementum D. Peridontal membrane
A
Drains blood from portal vein to central vein m A. Classic hepatic lobule B. Portal acinus C. Portal lobule D. Portal mucus
A
Oral cavity that is lined by stratified squamous KERATINIZED epithelium A. Soft palate B. Fungiform papillae C. Gingivae D. Lips
C. Places that are KERATINIZED: FGH… Filiform papillae.. Gingivae.. hard palate,
Glands found in the oral cavity proper except A. Parotid B. Sublingual C. Submaxillary D. Palatine E. Von ebner's
A. Oral vestibule pati un buccal glands
Found parallel to sulcus terminalis A. Filiform papillae B. Fungiform papillae C. Foliate papillae D. Circumvallate papillae
A
Oral cavity wherein there is sub mucosa A. Gingivae B. Hard palate C. Cheeks D. Uvula
C. Oral cavity with sub mucosa. Lips. Cheeks. Soft palate
Found in front of sulcus terminalis A. Filiform papillae B. Fungiform papillae C. Foliate papillae D. Circumvallate papillae
D
Purely serous gland found on posterior tongue
Von ebner’s gland
Capsular covering of the liver is called
Glisson’s capsule
Drains bile from Hepatocytes to bile duct A. Classic hepatic lobule B. Portal acinus C. Portal lobule D. Portal mucus
C
Is not seen in human A. Filiform papillae B. Fungiform papillae C. Foliate papillae D. Circumvallate papillae
C
The ff refers to the pancreas except
A. There is no myoepithelial cells
B. There is intercalated and inter lobular duct but no striated duct
C. Centroacinar cells are part of the acinus
D. Intercalated ducts are lined by simple columnar cells
C. Part of intercalated ducts
The ff refers to the tongue except
A. Dorsum of the tongue is divided by sulcus terminalis
B. Rough upper surface contains the lingual papillae
C. Palatine portion contains the anterior 2/3 part of the tongue
D. Pharyngeal portion contains the posterior 2/3 part of the tongue
D
Attaches the teeth to the gums A. Dentin B. Enamel C. Alveolar sockets D. Pulp cavity
C
Mucosa is firmly adherent to mucoperichondrium A. Hard palate B. Soft palate C. Gums D. Cheeks
C
Main duct to of the parotid gland A. Wharton B. Stensen C. Rivinus D. NOTA
B
Which of the large salivary glands has no capsular covering A. Parotid B. Submaxillary C. Sublingual D. Labial
C
Lumen of the small intestine is widest at the A. Duodenum B. Jejunum C. Ileum D. All lumen are of the same size
A.
Narrowest at ileocecal valve
Intestinal villi have a core of A. Lining epithelium B. Lamina propria C. Muscularis mucosa D. Submucosa
B
PlicAe circularis have a core of A. Mucosa B. Submucosa C. Muscularis externa D. Tunica serosa
B
Characteristic mucosal folds found in the lamina propria of gallbladder
Rokistansky aschoff sinus
The ff refers to anterior lingual glands except A. Secretion is partly mucus B. Also called von ebners C. Also calked Blandin and Nuhn D. Secretion is partly serous
B. Posterior - mainly serous
oral cavity lined by?
stratified squamous non cornified epithelium
oral cavity, what are the cornified epi?
Hard palate
Lips
Gingivae
Filiform papillae
with submucosa, except:
a. lips
b. cheeks
c. hard palate
d. soft palate
c. hard palate, NO SUBMUCOSA, the mucosa is firmly bound to periosteum of underlyong bone
when the mouth is closed and the teeth are clenched, what kind of space do you normally obsevrve?
a. open space
b. anteromolar space
c. molar space
d. retromolar space
Retromolar space
in sub mucosa of your cheek, what kind of salivary gland normally present?
buccal - mixed sec
tru or false
dorsum of the tongue is divided by v shped groove into
anterior 2/3 and posterior 1/3
tru
when do you expect to erupt your temporary teeth?
6mos - 6yrs
mucosa of your gums is firmly adhere to…
MUCOPERICHONDRIUM or MUCOPERIOSTEUM
pertain to your anterior lingual gland that secretes mucoserous
blandin and nuhn
foliate that is rudimentary in man
foliate papillae
it secretes cementum
cementocytes
ameloblast secretes?
enamel, hardest
it is formed by odontoblast
dentin
lining epi ng esophago-gastric jxn?
squamo-columnar
the middle 1/3 of your esophagus is composed of kind/s of muscle?
both smooth and skeletal m
opening of your gastric gland
gastric pits
how many layer/s of smooth muscle in tunica muscularis of your stmach?
3
inner oblique
middle circular
outer longitudinal
tunica serosa, lined by?
mesothelium
type of gastric gland, lumen:narrow, gastric pits:occupying 1/4 thickness of mucosa?
FUNDIC gland
characteristic cells of your stimach, big spheroidal or pyramidal shaped, acidophillic
parietal
argentaffin or entero-chromaffin cell, have an affinity to what kind of stain?
silver and chromium
pale staining mucus secreting columnar cell,
mucous neck cell
staining, chief cell?
basophilic
regulates emptying of the stomach?
muscularis externa/ pyloric sphincter
meissner’s plexus nakita sa
submuscosa
t or f
striated border of your striated columnar cell is made up of a large number closely packed microvilli?
true
goblet cell, location of your mucigen?
apical region
L cells, secretes.
glucagon like subs
morphology: Brunner’s gland
branched coiled tubular
peyer’s patch, commonly seen?
ileum, lamina propria
mucosal folds, rectum?
plicae transversalis recti
sumilunar folds in lower half of the anal canal?
anal valves of MORGAGNI
tru or false, in anal opening, stratified squamous epi becomes cornified?
true
layers of the anal canal, it contains hemorrhoidal plexus vein?
submucosa
tunica serosa of your rectum are found in the?
posterior wall
level of vertebrae, rectum usually occur
front, 3rd sacral vert
pouches with adipose tissue in the colon!
appendices epiplocae
state of partial contraction, forming haustra, what kind of longi layer….
taenia coli
paneth cells secretes?
lysozyme
Shape of itocells
Stella’s
Functional exocrine pancreas
Serous acinus
