Questions Practice Flashcards
What is the pdl derived from - dental follicle, enamel, organ, root sheath
Which develops first - ameloblasts, then odontoblasts
T/F, ameloblasts and odontoblasts start degenerating after eruption - false only ameloblasts
Which cell type has the receptor for calcitonin to stop resorption - osteoclasts
What secretes PTH? (photo) - chief cell
The secretory end of ameloblasts form what process - tomes process
Auerbauch plexus affects what? - Decrease motility
B12 not absorbed, relevant to which cell - Parietal Cells because they secrete intrinsic factor
Tubes lined with cuboidal epithelium that are for secreting bicarbonate - intercalated ducts
Which cell of the DCT work with acid-base balance and secrete bicarbonate - intercalated cells
Which pancreatic secretion does not secrete in its active form - trypsin
Which stimulates and releases bile from the gall bladder - Ckk
What cell of the Islet of Langerhans secrete glucagon - alpha
Brunner’s gland picture; secretes alkaline what? - mucus
Type of Mucosa involved in small Intestine - absorptive
Biopsy of esophagus, two different spots - muscularis externa
What epithelium in the esophagus - SSE (nonkeratinized)
Gastric Ulcers, what is disturbed - gastric mucosa (from medications, pH shift, H. pylori, etc.)
What secretes pepsin precursor - Chief Cell
What secretes antibacterial substances - Paneth cells
What hormone is associated with Cushing’s Disease - TSH
Celiac Disease affects this structure in the small intestine - plicae circulares
What stops gastric secretion and smooth muscle contraction of stomach - secretin
What hormone stimulates GH and Increases appetite - ghrelin
Which gastrointestinal organ is involved in fiber breakdown and balancing fluids - colon
A portal lobule is based on what? - bile flow direction (opposite of blood flow)
What’s not a function of the gastric mucosa - peristalsis
Where is oxytocin and ADH secreted from - supraoptic and paraventricular nuclei
What cells are used for Vitamin A and Vitamin D storage - ITO or Stellate Cells
Which cells are phagocytic in the liver - kupffer cells
What three things make up the filtration barrier of a glomerulus - fenestrated capillary epithelium, basal lamina, and podocytes of the visceral layer of Bowman’s Capsule
Which structure controls osmotic pressure - Loop of Henle
What does most of the water filtration in the Kidney - PCT
Which salivary gland opens opposite the upper second molar - parotid
Which cells have baroreceptors for Blood pressure - Juxtaglomerular Cells
Where is aldosterone secreted - Zona glomerulosa
What hormone does the pars intermedia produce - MSH
Which forms the peritubular capillary network and drains glomerulus - efferent arterioles
What is the function of the pineal gland - relate light and sleep to endocrine functions
What makes LH and FSH - gonadotrophs
When is calcitonin released - When plasma calcium is high
What’s the visceral layer of Bowman’s capsule - podocytes
Which papilla lack taste buds - filiform
What glands are associated with circumvallate and filiform - Von Ebner’s Glands
What enzyme in the Oral Cavity aids in breaking down carbohydrates - amylase
Which one of these is NOT a part of the enamel organ - odontoblasts
The submucosa has what? - parasympathetic ganglia and meissner’s plexus
Histological segment that has brunner’s glands, where are you in the intestine? - IF SSE, esophagus, if columnar epithelium with villi you are in duodenum
