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BSc (Hons) Biology Quiz on Cancer & Autoimmune Disease: Quiz the First, created by Sami-Jaine on 09/05/2013.

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Cancer & Autoimmune Disease: Quiz the First

Cancer & Autoimmune Disease: Quiz the First

Question 1 of 10

1

Which 5 of the following reproductive factors that influence breast cancer risk?

Select one or more of the following:

  • age at menarche

  • age at menopause

  • parity

  • gender of first child

  • breastfeeding

  • age at first childbirth

Explanation

Question 2 of 10

1

The link between cancer and hormones may explain differences in risk for some of the most commonly diagnosed female cancers. True or False?

Select one of the following:

  • True

  • False

Explanation

Question 3 of 10

1

Which 2 of the following can increase the risk of (hormone-related) cancers?

Select one or more of the following:

  • Oral contraceptives

  • Mood Swings

  • Neuroleptic Medication

  • Hormone Replacement Therapy

Explanation

Question 4 of 10

1

Endocrine-disrupting chemicals (EDCs) or hormone mimics may lead to health problems including cancer. They may be found in

Select one of the following:

  • Pesticides

  • Monosodiumglutimates

  • Alcohol

Explanation

Question 5 of 10

1

Central tolerance:
B Cells are matured in the...

Select one of the following:

  • Bone Marrow

  • Calcified Bone

  • Cartilage

  • Periosteum

Explanation

Question 6 of 10

1

Central Tolerance:
T Cells are matured in the

Select one of the following:

  • Thyroid

  • Thymus

  • Thylakoids

Explanation

Question 7 of 10

1

Double Negative T-Cells →
Large Double Positive Cells →
Small Double Positive Cells →

3 outcomes for a small double positive cell...

Select one or more of the following:

  • 9.8% are recognised as having a high affinity for self antigen and so apoptosis is triggered

  • Small Single Positive CD4+ T-helper cells are selected for

  • 98% are recognised as having a high affinity for self antigen and so apoptosis is triggered

  • Small Single Positive CD8+ cytotoxic T-cells are selected for

  • They may remain Small Double Positive Cells

Explanation

Question 8 of 10

1

Anergy as a result of inaccessible or low concentrations of self-antigen during peripheral tolerance defines which of the following:

Select one of the following:

  • Ignescent

  • Ignorance

  • Ignitrons

Explanation

Question 9 of 10

1

Central Tolerance occurs in

Select one of the following:

  • The thymus and bone graft

  • The thyroid and bone marrow

  • The thymus and bone marrow

  • The thyroid and bone graft

Explanation

Question 10 of 10

1

Which 5 of the following features best describe growth regulation in neoplastic (v normal cells)?

Select one or more of the following:

  • Anchorage dependence

  • Density dependent inhibition of growth

  • Contact inhibition of movement

  • Adhesiveness

  • Metastases present

  • Growth factor dependency

  • Angiogenesis

Explanation

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