Mammary gland I
- 1.
The following is true regarding the female breast, except?
- A.
Shape has variation depending in Individuals, race & different stages
- B.
Lies deep to pectoralis major and serratus anterior muscles
- C.
Rounded eminence within superficial fascia of anterior thoracic wall
- D.
Upper outer quadrant may extend laterally
Correct Answer
B. Lies deep to pectoralis major and serratus anterior musclesExplanation
Lies superficial to pectoralis major and serratus anterior musclesRate this question:
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- 2.
The following is true regarding location of the female breast, except?
- A.
Upper outer quadrant may extend laterally
- B.
Extends horizontally from near midline to the midaxillary line
- C.
Extends vertically over intercostal spaces 3-5
- D.
Variable form & size but extent of base fairly constant
Correct Answer
C. Extends vertically over intercostal spaces 3-5Explanation
Extends vertically over intercostal spaces 2-6Rate this question:
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- 3.
The nipple is located at the intercostal space
Correct Answer
4th - 4.
Which of the following is true regarding areola of female breast?
- A.
Its colour depends on race & state of female
- B.
Pigmented skin around nipple
- C.
Contain areolar glands form small elevations or tubercles
- D.
Provides lubricant oily secretions
Correct Answer(s)
A. Its colour depends on race & state of female
B. Pigmented skin around nipple
C. Contain areolar glands form small elevations or tubercles
D. Provides lubricant oily secretions -
- 5.
At birth the female breast consist entirely of lactiferous ducts, no alveoli and persist until puberty which under stimulation of oestrogen the ducts develop branches with potential alveoli at ends.
- A.
True
- B.
False
Correct Answer
A. True -
- 6.
space lies between capsule & pectoralis fascia.
Correct Answer
Retromammary - 7.
Female breast lies in anterior thoracic wall in superficial fascia with Strands of fibrous tissue called suspensory ligaments which connect dermis to fascia and help maintain protuberance of young breast
- A.
True
- B.
False
Correct Answer
A. True -
- 8.
Which of the following is true regarding the mammary gland?
- A.
Modified sweat glands with a series of ducts and secretory lobules
- B.
Connective tissue stroma has a fibrous and a fatty component to give support to the gland and fibrous stroma forms suspensory ligaments which attach and secure the breast to the dermis and underlying pectoral fascia and Separate the secretory lobules of the breast
- C.
Has many alveoli drained by a single lactiferous duct
- D.
Pectoral fascia forms base of the breast lies on it. and acts as attachment point for the suspensory ligaments
Correct Answer(s)
A. Modified sweat glands with a series of ducts and secretory lobules
B. Connective tissue stroma has a fibrous and a fatty component to give support to the gland and fibrous stroma forms suspensory ligaments which attach and secure the breast to the dermis and underlying pectoral fascia and Separate the secretory lobules of the breast
C. Has many alveoli drained by a single lactiferous duct
D. Pectoral fascia forms base of the breast lies on it. and acts as attachment point for the suspensory ligaments -
- 9.
During pregnancy increase in oestrogen & progesterone from placenta this result in the ducts of the breast to branch with lumen at ends and milk secreted therefore increase in size.
- A.
True
- B.
False
Correct Answer
A. True -
- 10.
Colostrum is the secretion of milk formed in late stages of pregnancy & few days after puberty
- A.
True
- B.
False
Correct Answer
A. True -
- 11.
The following is true regarding male breast?
- A.
Lacks lobules, milk producing glands or ducts
- B.
Resembles rudimentary female breast both having fat & fibrous tissue
- C.
Has small nipple with areolar in the 4th intercostal space
- D.
All of the above
Correct Answer
D. All of the above -
- 12.
After parturition oestrogen & progesterone decreases and prolactin produced by hypophysis result in commencement of true milk distends alveoli and milk passes to ducts secretions and sucking, nerves of nipple result in afferent impulses which causes oxytoxin production from hypothalamus.
- A.
True
- B.
False
Correct Answer
A. True -
- 13.
Arterial supply to the beast is from?
- A.
Medial mammary branches from internal thoracic artery
- B.
Lateral thoracic artery and thoraco-acromial artery
- C.
Mammary branch from anterior intercostal artery
- D.
Lateral mammary branches from posterior intercostal artery
Correct Answer(s)
A. Medial mammary branches from internal thoracic artery
B. Lateral thoracic artery and thoraco-acromial artery
C. Mammary branch from anterior intercostal artery
D. Lateral mammary branches from posterior intercostal artery -
- 14.
Which of the following does not form deep network venous drainage of breast?
- A.
Internal thoracic vein
- B.
Posterior intercostal vein
- C.
Subclavian vein
- D.
Axillary vein
Correct Answer
C. Subclavian vein -
- 15.
Nerve supply to the breast is from anterior and lateral cutaneous branches of ?
- A.
5th to 9th intercostal nerves
- B.
3rd to 5th intercostal nerves
- C.
4th to 6th intercostal nerves
- D.
2th to 4th intercostal nerves
Correct Answer
C. 4th to 6th intercostal nervesExplanation
contain both sensory and autonomic nerve fibres, the the autonomic fibres regulate smooth muscle and blood vessel toneRate this question:
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Current Version
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Dec 20, 2023Quiz Edited by
ProProfs Editorial Team -
Dec 20, 2023Quiz Created by
Catherine Halcomb
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