Mdc2- Assessments With Updated Resolutions.

MDC II
Exam 1
Summer
ASSESSME
NT TEST
WITH
Dirty Tins

SOLUTIONS
.
[Document subtitle]

,
,malignant vs benign tumors - correct ans:Benign—Harmless; does not
usually require intervention



Malignant—Indicates cancer; serious and can lead to death without
intervention



Benign Tumor Cells - correct ans:Normal cells growing in the wrong place or
at

the wrong time



Result of small problem with cellular

regulation



Grow by expansion, not invasion



Moles, uterine fibroid tumors, skin tags,

endometriosis, nasal polyps



Features of Benign Tumor Cells - correct ans:Specific morphology

Small nuclear-to-cytoplasmic ratio

Specific differentiated functions-contributes to body function

Tight adherence

No migration

Orderly growth

Normal chromosomes



Cancer Cells - correct ans:Abnormal

Serve no useful function

, Harmful to normal body tissues



Features of Cancer Cells - correct ans:Anaplasia

Large nuclear-to-cytoplasmic ratio

Specific functions lost

Loose adherence

Migration (metastasis)

No contact inhibition

Rapid or continuous cell division

Abnormal chromosomes (aneuploidy)



Carcinogenesis/oncogenesis - correct ans:cancer development



Malignant transformation - correct ans:- Initiation-



- Promotion -



- Progression -



- Metastasis-



Primary tumor - correct ans:Identified by the tissue from which it arose
(parent

tissue)



Secondary (metastatic) tumor - correct ans:-Cancer cells move from primary
location