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Quiz 2 Public Health Biology Questions With Complete Solutions
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Quiz 2 Public Health Biology Questions With Complete Solutions
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Quiz 2 Public Health Biology Questions With CompleteSolutions
True or False
1. Cancer is uncontrolled cell growth
2. Activation of proto-oncogenes to become oncogenes genes
requires a single mutation (Gain-of function)
3. Deactivation of genes that guard against too much cell
proliferation are tumor suppressor genes and they require two
mutations (Loss-of-function)
4. Cancer cells succumb to apoptosis Correct Answers 1. T
...... ......
2. T
3. T
4. F
True or False
1. Human papilloma virus causes breast cancer
2. Helicobacter pylori bacteria causes stomach cancer
3. Human Immunodeficiency virus can cause anal cancer, lung
cancer, liver cancer, cancers of the mouth and throat
4. BRCA1 is a gene predictive of prostate cancer Correct
......
Answers 1. F
.... ..
2. T
3. T
4. F
Fill in the blank:
1. In normal cells, ___________ code for proteins that send a
signal to the nucleus to stimulate cell division.
, 2. _______ are altered versions of the ________ that code for
these signaling molecules. The _________ activate the signaling
cascade continuously, resulting in an increased production of
factors that stimulate growth.
3. The proteins made by ______ ______ genes normally inhibit
cell growth, preventing tumor formation.
4. The presence of an _______ in a germ line cell (egg or
sperm) results in an inherited predisposition for tumors in the
offspring. Correct Answers 1. Proto-oncogenes
...... ......
2. Oncogenes; proto-oncogenes; oncogenes
3. Tumor suppressor
4. Oncogene
What are two examples of tumor suppressor genes? Correct......
Answers P53; BRCA1; BRCA2
.... ..
Define angiogenesis:
Define carcinoma:
Define lymphoma:
Define sarcoma: Correct Answers Angiogenesis: blood vessel
...... ... ...
formation
Carcinoma: altered epithelial cells (skin and cells that line our
internal organs)
Lymphoma: cancer of the cells of the immune system Sarcoma:
cancer of the cells making up bone, muscle, cartilage,
connective tissue
Multiple Choice
Endocrine disorders occur with:
a. Overproduction of a hormone
, b. Underproduction of a hormone
c. Non-functional receptors that cause target cells to become
insensitive to hormones
d. Damage to an endocrine gland (e.g., autoimmune disorder)
e. All of the above Correct Answers (e) All of the above
...... ......
What are the recommended amounts, types, and intensities of
physical activity for adults? For Kids? Correct Answers Adults
...... ......
should get 150 minutes of moderate-intensity aerobic activity
each week (or 75-minutes of vigorous-intensity aerobic activity,
or some combination of the two) along with 2 days a week of
muscle-strengthening activity.
Children and adolescents (6-17) should do 60 minutes or more
of moderate-to-vigorous physical activity daily. Most of the 60
minutes should be moderate- or vigorous-intensity aerobic
activity and should include vigorous-intensity on at least 3 days.
At least 3 days a week their 60 minutes should include muscle-
strengthening and at least 3 days a week should include bone-
strengthening activity
Fill in the blank (one word)
1. Glucagon causes the _____ to convert stored glycogen into
glucose.
2. Type 1 Diabetes Mellitus requires ______ to be administered.
3. Type 2 Diabetes Mellitus can lead to ulcers of the ___.
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