DEH 123: Head & Neck Anatomy

Chapter 7: Glandular Tissue

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Kelsie Orndorff

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Kelsie Orndorff

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This flashcard set covers university-level head and neck anatomy, focusing on glands like the salivary, lacrimal, thyroid, parotid, and thymus. It explores their structures, functions, and the arteries that supply them, as well as the types of saliva and secretions they produce. Ideal for medical students and professionals, this flashcard set provides detailed insights into the endocrine and exocrine glands crucial for understanding head and neck anatomy.

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Lernende

Sprache

Englisch

Kategorie

Medizin

Stufe

Universität

Erstellt / Aktualisiert

04.01.2014 / 05.01.2014

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What type of saliva does the submandibular gland produce?

Mixed -- Serous and mucous

What duct does the submandibular gland secrete its mixed saliva through?

Wharton's (submandibular) which opens into the sublingual caruncle

What artery supplies the submandibular salivary gland?

Facial and lingual artery branches

True/False:

The submandibular gland is not associated with sialolith production.

False: it is associated with sialolith production

This is the 3rd largest UNencapsulated salivary gland.

Sublingual

What percent of the total salivary volume does the sublingual gland produce?

10%

What type of saliva does the sublingual salivary gland produce?

Mixed -- mucous and serous

What duct does the sublingual duct secrete its mixed saliva through?

Bartholin's duct (sublingual ducts) which opens into the sublingual caruncle

What artery supplies the sublingual salivary gland?

Sublingual and submental arteries

The minor salivary glands are more numerous and do not have names, what type of saliva do they secrete?

Mucous

Where are minor salivary glands located?

Scattered in the buccal, labial, lingual mucosa, soft palate, lateral portions of the hard palate, and floor of the mouth
Von Ebners glands on the circumvallate papilla

The curcumvallate papilla's Von Ebner's glands produce what type of saliva?

Serous

** The only minor salivary gland to do such

This is the largest glandular tissue. It is ductless. It secretes thyroxine. Has 2 lobes the right and left which are connected by an isthmus. It is located inferior to the hyoid at the junction of the larynx and trachea.

Thyroid gland

**Adam's Apple

This is an elarged thyroid, may be firm, tender, and hard

Goiter

What artery supplies the thyroid gland?

Superior and Inferior thyroid arteries

This gland typically has 4 small endocrine glands. They are bilateral (2 on each side) to the thyroid. It produces and secrete _____ hormeon to regulate calcium and phosphorus levels.

Parathyroid gland
Parathyroid hormone

What artery supplies the parathyroid gland?

Inferior thyroid arteries

This gland is associated with the immune system. T-cells mature in this gland and are stimulated by the ____ hormone. It is considered an endocrine gland. It is located in the thorax.

Thymus gland
Thymus hormone

What artery supplies the thymus gland?

Inferior thyroid and internal thoracic arteries

True/False:

The adult thymus gland is large.

False: the adult thymus gland has nearly disappeared. It grows in size from birth to puberty, then begins to shrink.

What are 5 glands that are closely related to the dental feild?

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Lacrimal
Salivary
Thyroid
Parathyroid
Thymus

This produces a chemical secretion necessary for normal body function.

Tastatur-Befehle:

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Gland

This type of gland has a duct that sends secretions to a specific location (i.e. salivary glands)

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Exocrine

These are ductless glands that secretes directly into the blood stream.

Tastatur-Befehle:

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Endocrine

The motor nerves ____ flow while the sensory nerves ____ action.

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Regulate flow
Trigger action

This is a watery protein fluid secretion.

Tastatur-Befehle:

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Serous

This is the thick carbohydrate secretions.

Tastatur-Befehle:

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Mucous

This is a hormone that stimulates teh metabolic rate.

Tastatur-Befehle:

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Thyroxine

The lacrimal gland is located where?

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Lacrimal fossa

What kind of secretions does the lacrimal gland produce?

Tastatur-Befehle:

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Lacrimal fluid

What artery supplies the lacrimal gland?

Lacrimal artery (branch of the opthalmic artery)

What nerve supplies the lacrimal gland?

Greater petrosal & Lacrimal nerve

What is the function of the lacrimal gland/fluid?

Lubricates the eye

The purpose of this gland is the produce saliva to lubricate and clense the oral cavity.

Salivary glands

What nerves regulate the salivary gland?

Autonomic nervous system

What can affect salivary flow?

Medications that decrease production / flow
Blockage of the duct by a sialolith

What are 3 major salivary glands?

Parotid: located posterior to the mandibular ramus, anterior and inferior to the ear.
Submandibular: located inferior and posterior to the mandibular body
Sublingual: located on the floor of the mouth, medial to the mandibular body

This is the largest encapsulated salivary gland.

Parotid

How much of the total salivary volume does the parotid produce, and what type does it produce?

25%
Purely serous

Through what duct does the parotid secrete its serous saliva?

Stensen's (parotid)

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This gland typically has 4 small endocrine glands. They are bilateral (2 on each side) to the thyroid. It produces and secrete _____ hormeon to regulate calcium and phosphorus levels.

Parathyroid gland
Parathyroid hormone

What artery supplies the parathyroid gland?

Inferior thyroid arteries

This gland is associated with the immune system. T-cells mature in this gland and are stimulated by the ____ hormone. It is considered an endocrine gland. It is located in the thorax.

Thymus gland
Thymus hormone

What artery supplies the thymus gland?

Inferior thyroid and internal thoracic arteries

True/False:

The adult thymus gland is large.

False: the adult thymus gland has nearly disappeared. It grows in size from birth to puberty, then begins to shrink.

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DEH 123: Head & Neck Anatomy

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