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Breast Anatomy & Histology
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Questions in this quiz (24)
1The breast is split up into 15-20 separate sections known as the breast [blank_start]lobules[blank_end]
- Alobules
2The connective tissue structures which act to support the breast's fatty tissue are known as [blank_start]suspensory[blank_end] ligaments
- Asuspensory
3Which of the following describes the functional unit of secretory breast tissue?
- ATerminal Duct Lobular Unit
- BTerminal Secretory Unit
- CDistal Secretory Unit
- DDistal Duct Lobular Unit
4The structures by which the Terminal Duct Lobular Units drain into in order to deliver milk to the nipple are known as [blank_start]Lactiferous[blank_end] Ducts
- ALactiferous
5Label the intra and extralobular ducts shown on the histology slide
- AExtralobular Duct
- BIntralobular Duct
- CNeither
6Which type of tissue is labelled on the below diagram?
_________ Tissue- AAdipose
7The cells labelled on the below slide surround the secretory cells of the Terminal Duct Lobular Unit. What are they called?
[blank_start]Myoepithelial[blank_end] Cells
- AMyoepithelial
8Which cells, present in the secretory lobules of the breast, facilitate contraction thus aiding milk excretion?
[blank_start]Myoepithelial[blank_end] cells- AMyoepithelial
9Which Immunoglobulin is found in the highest concentration in breastmilk?
- AIgA
- BIgG
- CIgE
- DIgD
10Which immunoglobulin is most commonly found in the blood?
- AIgA
- BIgE
- CIgG
- DIgD
11The nipple has a core of which two tissues mainly?
- ADense irregular connective tissue
- BDense regular connective tissue
- CSmooth muscle
- DAdipose tissue
12Near the surface of the skin the lactiferous ducts are lined by [blank_start]stratified squamous[blank_end] epithelium, however deeper it is lined by [blank_start]stratified cuboidal[blank_end] epithelium.
- Astratified cuboidal
- Bstratified squamous
- Cpseudostratified squamous
13Match the changes to the stage they occur in pregnancy:
[blank_start]Second Trimester[blank_end] - Plasma cells and lymphocytes infiltrate the nearby connective tissue
[blank_start]First Trimester[blank_end] - Proliferation of the myoepithelial cells and epithelial cells of the glands
[blank_start]Third Trimester[blank_end] - Development of extensive rough endoplasmic reticulum- AThird Trimester
- BFirst Trimester
- CSecond Trimester
14During pregnancy there is a drastic [blank_start]decrease[blank_end] in the adipose tissue content of the breast
- Adecrease
- Bincrease
15During pregnancy there is a drastic [blank_start]decrease[blank_end] in the connective tissue content of the breast
- Adecrease
- Bincrease
16[blank_start]Apocrine[blank_end] secretion = Droplets are secreted surrounded by membrane and carrying a small amount of cytoplasm with it.
[blank_start]Merocrine[blank_end] secretion = Substances secreted in vesicles which merge with the apical membrane to release only their contents into the ductal system.- AMerocrine
- BApocrine
- CEndocrine
- DExocrine
17[blank_start]Merocrine[blank_end] secretion is also known as exocytosis
- AMerocrine
- BApocrine
- CEndocrine
- DExocrine
18Breast milk is approximately 88% [blank_start]water[blank_end]
- Awater
- Blipid
- Ccarbohydrate
- Dprotein
- Eions, vitamins and IgA
19The proteins secreted into the breast milk are forged in the [blank_start]rough[blank_end] endoplasmic reticulum
- Arough
- Bsmooth
20The proteins secreted into breast milk are folded, packaged, etc by which cellular structure?
The [blank_start]Golgi Apparatus[blank_end]- AGolgi Apparatus
21Which type of secretion is responsible for the release of protein and lipid into the breast milk?
Protein = [blank_start]Merocrine secretion[blank_end]
Lipid = [blank_start]Apocrine secretion[blank_end]- AMerocrine secretion
- BApocrine secretion
- CApocrine secretion
- DMerocrine secretion
22Which of the following sites of the breast is most commonly affected by breast cancer?
- ALactiferous Ducts
- BTerminal Duct Lobular Units
- CAdipose Tissue
- DSuspensory Ligaments
23How many lactiferous ducts supply each breast lobule?
- A1
- B2
- C3
- D10
24During pregnancy, the terminal duct lobular units [blank_start]increase[blank_end] in size.
- Aincrease
- Bdecrease
Information
- Description
- Breast Anatomy & Histology lecture given by Paul felts on 07/01/2019. First day back.
- Author
- Matthew Coulson
- Language
- English
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- 1,405
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