Glandular Tissue Flashcards
What are the two types of glandular tissue?
Exocrine and Endocrine
What is the purpose of Glandular tissue?
Produce chemical substances necessary for normal body functions.
What is an exocrine gland?
Glandular tissue that is associated with a duct serving as a passageway for secretion to be emptied directly into site of use.
What is an endocrine gland?
Glandular tissue that is DUCTLESS; secretions are poured directly into the blood.
Where are the lacrimal glands found?
Lacrimal fossa; on the superior and lateral portion of the orbit.
What is the normal function of the lacrimal gland?
To keep the eye moist.
An increase in lacrimal secretions can cause what to happen while crying?
Runny nose
Where does the lacrimal gland drain?
The nasolacrimal duct; medial aspect of the eye.
True or False the lacrimal gland is an endocrine gland.
False; the endocrine gland drains through the nasolacrimal duct, making it an exocrine gland.
What are the three main functions of the major salivary glands?
- Lubricate
- Cleanse
- Digestive (salivary amylase)
How does size effect the function of salivary glands?
If the glands are enlarged they can change the quantity and quality of secretions.
What are the three main functions of the minor salivary glands?
- Assisting with taste
- Remineralize tooth structures
- Spitting
This gland is the largest of the salivary glands, what is it?
Parotid gland
What percentage of saliva does the Parotid gland produce?
25%
What type of secretions are produced by the Parotid gland?
Serous (watery) secretions
What type of gland is the Parotid gland?
Exocrine gland
Where is the Parotid gland located?
Parotid space
What duct does the Parotid Gland drain through?
Stensens duct
Where is Stensens duct located?
Opposite of the maxillary second molar.
What is the second largest salivary gland?
Submandibular gland
What percentage of saliva is produced by the submandibular gland?
65-70%
Where is the submandibular gland located?
The submandibular space