SET 2 Flashcards
Glucagon is a secretion of what cells of the Isles of Langerhans?
alpha cells
Stage of mitosis where cytokinesis take place
telophase
Extension of the cervical loop apically from the presumed cervix of the tooth
Sheath of Hertwig
Principal antibody found int he body secretions such as mucus, saliva, milk, tears, and secretion of the genitourinary and digestive tract
IgA
Muscle where the parotid duct traverse to open into the oral vestibule
buccinator
Produced by basophils and mast cells, normally absent in the blood, and prevents blood coagulation
heparin
Hormones involved in the regulation of calcium ion concentration in the body
cortisol
First form structure in a developing tooth that can be found in the formed tooth
dentinoenamel junction
To what structure could an infection in the maxillofacial area spread through the venous route and result to fatal consequence?
cavernous sinus
Muscle that do not receive their motor nerve innervation from the trigeminal nerve
buccinat
Interdental papilla that connects the buccal and lingual peaks below the contact area
Col
Organelle in the cytoplasm if a secretory cell is responsible for processing and packaging of synthesized macromolecular of transport to the outside
golgi complex
Essential functions of muscle (3)
replicability
movement
posture
Possible mechanism for tooth eruption
pulling of tooth into occlusion by cells and/or fibers of the periodontal ligament
What receptor in the vascular smooth muscle does the adrenal hormone epinephrine binds?
both alpha and beta
Plexus vein in the infratemporal fossa
pterygoid plexus
Sequence of events in the development of the crown of a tooth
1) deposition of the first layer enamel
2) deposition of the first layer dentin
3) elongation of the cells of the inner enamel epithelium
4) differentiation on the odontoblast
3-4-2-1
The junction between the primary and secondary dentin is characterized by __________
change in the direction of dentinal tubule
Neurotransmitter that is released at the synaptic terminals of all preganglionic neurons
cemento enamel
Calcification of a tooth begins at _______
dentinoenamel junction
Sphenomandibular ligament attached to the lingual of the ramus arises from _________
spine of the sphenoid
The palatal root of the maxillary first molar is innervated by the
posterior superior alveolar nerve (PSAN)
Perikymata is the result of _________
normal enamel apposition
Normally the free gingival can be distinguished form the epithelial cuff because the ________
epithelium of the epithelial cuff does not have rete pegs
The synthetic and degratory cell of collagen
fibroblast
Principal target cell of HIV
T4-lymphocytes
What type of mucosa is the attached gingiva?
masticatory mucosa
RBCs that are normal aged or fragmented are taken out of the circulation by __________
macrophages
Buffer systems of the body (3)
bicarbonate
protein
phosphate
Once dentin has been formed in a developing tooth, the source of blood supply to the ameloblast is the _______
enamel organ
Group of periodontal ligament fibers found in the middle third of the root
oblique
Formative cells of the cementum
cementoblasts
Antimicrobial agent found in secretions of the skin and mucosa as sweat, saliva and tears
lysozyme
Calcified dental tissue that do not contain cells or part of cells within it
enamel
Ability of leukocytes to migrate to the areas of irritation of injuries is __________
chemotaxis