79941
Descripción
Test por Sami-Jaine, actualizado hace más de 1 año
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Creado por Sami-Jaine
hace más de 11 años
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Pregunta 1
Pregunta
Which 5 of the following reproductive factors that influence breast cancer risk?
Respuesta
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age at menarche
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age at menopause
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parity
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gender of first child
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breastfeeding
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age at first childbirth
Pregunta 2
Pregunta
The link between cancer and hormones may explain differences in risk for some of the most commonly diagnosed female cancers. True or False?
Respuesta
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True
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False
Pregunta 3
Pregunta
Which 2 of the following can increase the risk of (hormone-related) cancers?
Respuesta
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Oral contraceptives
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Mood Swings
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Neuroleptic Medication
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Hormone Replacement Therapy
Pregunta 4
Pregunta
Endocrine-disrupting chemicals (EDCs) or hormone mimics may lead to health problems including cancer. They may be found in
Respuesta
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Pesticides
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Monosodiumglutimates
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Alcohol
Pregunta 5
Pregunta
Central tolerance:
B Cells are matured in the...
Respuesta
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Bone Marrow
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Calcified Bone
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Cartilage
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Periosteum
Pregunta 6
Pregunta
Central Tolerance:
T Cells are matured in the
Respuesta
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Thyroid
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Thymus
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Thylakoids
Pregunta 7
Pregunta
Double Negative T-Cells →
Large Double Positive Cells →
Small Double Positive Cells →
3 outcomes for a small double positive cell...
Respuesta
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9.8% are recognised as having a high affinity for self antigen and so apoptosis is triggered
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Small Single Positive CD4+ T-helper cells are selected for
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98% are recognised as having a high affinity for self antigen and so apoptosis is triggered
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Small Single Positive CD8+ cytotoxic T-cells are selected for
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They may remain Small Double Positive Cells
Pregunta 8
Pregunta
Anergy as a result of inaccessible or low concentrations of self-antigen during peripheral tolerance defines which of the following:
Respuesta
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Ignescent
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Ignorance
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Ignitrons
Pregunta 9
Pregunta
Central Tolerance occurs in
Respuesta
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The thymus and bone graft
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The thyroid and bone marrow
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The thymus and bone marrow
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The thyroid and bone graft
Pregunta 10
Pregunta
Which 5 of the following features best describe growth regulation in neoplastic (v normal cells)?
Respuesta
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Anchorage dependence
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Density dependent inhibition of growth
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Contact inhibition of movement
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Adhesiveness
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Metastases present
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Growth factor dependency
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Angiogenesis
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