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WorksheetsBiomed Tech I - Cell Biology and Cancer
Total questions: 42
Worksheet time: 21mins
During which phase of tumor development is the mass considered malignant?
dysplasia
hyperplasia
in situ
invasive
A cancerous tumor's function closely resembles which part of the human body?
blood vessel
body system
muscle
organ
Which DNA structure provides a set of instructions for a cell to make specific proteins?
cell
gene
nucleus
ribosome
Which type of biopsy, also called a cytology test, uses a very thin needle, does not cut through the skin, but sometimes does not remove enough tissue for a definite diagnosis?
core needle aspiration biopsy
fine needle aspiration body
excision biopsy
endoscopic biopsy
Which term refers to a tumor that is not deemed cancerous and has not invaded nearby tissues?
metastatic
malignant
benign
carcinoma
Any substance that causes cancer by either damaging genes or disrupting metabolic processes is called a :
carcinogen
halogen
mutagen
pathogen
Which lifestyle factor is the BEST way to prevent most forms of skin cancer?
avoiding sun exposure during peak hours
not smoking
exercising regularly
eating healthy and nutritious foods
Which therapy may be used to treat cystic fibrosis, Parkinson's disease, amyotrophic lateral sclerosis (ALS), Alzheimer's disease, hemophilia and certain cancers?
cryotherapy
hormone therapy
chemotherapy
gene therapy
A chronic cough, blood-tinged sputum, and dyspnea are symptoms of which cancer?
breast
leukemia
lung
skin
What is the main difference between cancer cells and normal cells?
normal cells and cancer cells both grow slowly
cancer cells grow at a faster pace than normal cells
normal cells grow at a faster rate than cancer cells
cancer cells and normal cells both grow rapidly
The number of people alive at some point AFTER they have been diagnosed with cancer refers to:
survival rate
mortality rate
incidence rate
occurrence rate
Which approach would effectively and noninvasively address MOST forms of cancer?
early diagnosis
early treatment
prevention
surgical intervention
In a population of 100 men, how many will develop cancer at some point during their lifetime?
0
50
75
100
What is a chemical or physical agent that interacts with DNA and causes a genetic alteration?
mutagen
oncogene
tumor suppressor gene
proto-oncogene
The nucleus of a cancer cell when compared to a normal cell is:
equivalent
larger
smaller
multifaceted
The incidence of cancer would be highest in which person?
15 yr old African American male
3 yr old Asian male
48 yr old Pacific Island male
70 yr old white male
Beth was diagnosed with breast cancer that has spread to her bone. Her cancer is:
benign
malignant
metastatic
nosocomial
MOST human cells contain two copies of each gene. These copies are called:
alleles
phenotypes
DNA
telomeres
When cancer is diagnosed, fair skin and the BRCA1 and BRCA2 genes are examples of:
environmental risk factors
risky behaviors
chemical exposure
inherited predispositions
A scientist specializing in biomedical research for cancer may analyze which cellular component when studying the life cycle of a cell?
cell membrane
cytoplasm
genes
ribosome
Which type of cancer accounts for the highest number of deaths each year?
breast
colorectal
lung
prostate
A patient was just told that he has cancer. What medical term will be used by the doctor to document these positive test results?
diagnosis
prognosis
meiosis
mitosis
What disease may be the result of genetic changes over long periods of time?
cancer
hemophilia
hepatitis
lupus
Which president signed the National Cancer Act of 1971 and declared "war on cancer?"
Clinton
Jefferson
Nixon
Reagan
What type of cancer is a female patient predisposed to if she has already been diagnosed with HPV?
breast
cervial
ovarian
uterine
The origin of MOST malignant tumors are:
clonal
monoclonal
multiclonal
polyclonal
What is melanoma?
cancer of pigmented cells
cancer of blood cells
cancer of lung cells
cancer of brain cells
The American Cancer Society has stated that one-third of all cancers are caused by:
air pollution
pesticide exposure
smoking
UV rays
What system in the human body can recognize foreign cells like cancer cells?
digestive system
immune system
nervous system
urinary system
UV light, radium, and coal tar are examples of:
carcinogens
inherited predispositions
modifiable environmental risk factors
chemotherapy treatments
The Gardisil vaccine has been advertised to reduce the rates of cervical cancer; however, this immunization works for males and females alike against which viral infection common among your adults?
hepatitis B
mononucleas
HPV
herpes
The number of people diagnosed with cancer each year per 100,000 people refers to:
mortality rate
survival rate
incidence rate
diagnosis rate
Which statement below BEST describes hyperplasia?
The pre-cancerous state where an organ or tissue is enlarged due to the increased reproduction rate of cells.
the cells appear normal, but rapid division has begun
the cells appear abnormal and divide rapidly during this latent stage of cancer
the cells appear abnormal but rapid division has not begun
Cancer-associated mutations change key:
cardiac functions
cellular functions
muscular functions
neurological functions
DNA segments at the end of chromosomes that play a part in cell age are called:
telecasters
telescopes
telomase
telomeres
Martha's colon cancer has NOT spread. When abnormal cells are only found in the tissue of origin, this refers to:
dysplasia
hyperplasia
in situ
invasiveness
The jelly-like substance inside a cell refers to the:
chromosome
cytoplasm
ribosome
lysosome
In the normal cellular processes, which genes inhibit cell division?
mutant genes
oncogenes
proto-oncogenes
tumor-suppressant genes
What type of biopsy removes the entire lesion?
aspiration
internal
excision
incision
Cancer is the breakdown of what normal body process?
cell division
cellular respiration
internal respiration
external respiration
A mass of cancerous cells that originates in the epithelial layer of skin or within the lining of internal organs is known as a/an:
carcinogen
carcinoma
carcinoid
melanoma
The main contributing factor for MOST cases of uncontrolled cell division that occurs in human cancers is:
mutation of genes
replication of genes
transcription of genes
translation of genes
