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Principles - Histology > Organisation of Cells in Tissues and Organs > Flashcards

Organisation of Cells in Tissues and Organs Flashcards

1
Q

What are the three major salivary glands?

A

Parotid
Submandibular
Sublingual

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2
Q

Which gland has the most serous secreting cells and the least mucous secreting cells?

A

Parotid gland

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3
Q

Which gland has the most mucous secreting cells and the least serous secreting cells?

A

Sublingual gland

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4
Q

Which gland has a number of serous and mucous secreting cells in between the other two?

A

Submandibular

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5
Q

What are the ducts like in the salivary glands?

A

Striated

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6
Q

Why do the salivary glands have striated ducts?

A

The striated ducts modify the saliva that passes through them by pumping salt out of the fluid

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7
Q

What are the four major layers of the digestive tract? (starting from the lumen and going out?

A

Mucosa
Submucosa
Muscularis Externa
Serosa/Adventitia

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8
Q

What are the three parts of the mucosa?

A

Epithelium
Lamina propria
Muscularis mucosae

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9
Q

Where does the epithelium sit in the mucosa?

A

On the basal layer

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10
Q

What type of tissue is the lamina propria?

A

Loose connective tissue

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11
Q

What type of tissue is the muscularis mucosae?

A

Smooth muscle

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12
Q

What type of tissue is the submucosa?

A

Loose connective tissue

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13
Q

What type of tissue is the muscularis externa?

A

Two thick layers of smooth muscle

inner circular layer and outer longitudinal layer

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14
Q

What type of tissue is the serosa/adventitia?

A

Outer layer of connective tissue

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15
Q

What are the different types of mucosa?

A

Protective
Secretory
Absorptive
Protective and absorptive

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16
Q

What type of epithelia does protective mucosa have?

A

Stratified squamous

17
Q

What type of epithelia does absorptive mucosa have?

A

Simple columnar with villi and tubular glands

18
Q

What type of epithelia does secretory mucosa have?

A

Simple columnar with tubular glands

19
Q

What type of epithelia does protective and absorptive mucosa have?

A

Simple columnar with tubular glands

20
Q

What is the digestive tract’s nervous system called?

A

Enteric nervous system

21
Q

What are the layers of the trachea?

A

Airway
Respiratory epithelium
Lamina propria
Hyaline cartilage of tracheal ring

22
Q

What are bronchi?

A

Large diameter airways with hyaline cartilage in their wall

23
Q

What are bronchioles?

A

Smaller than bronchi, no cartilage, smooth muscle in their walls

24
Q

What type of epithelial cells do alveoli have?

A

Simple squamous

Principles - Histology (3 decks)

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