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CPHS PBS 1st Semester Final Exam Review Flashcards | StudBud
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CPHS PBS 1st Semester Final Exam Review
CPHS PBS 1st Semester Final Exam Review
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Questions
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Answers
1
Which of the beakers is isotonic?
middle
right
left
2
When blood sugar levels are dangerously low; also known as "diabetic shock"
hyperglycemia
hemiglycemia
homeostasis
hypoglycemia
3
Chromosome with same allelic genes and genetic loci, arranged in the same order is called
homologous
genetic equilivalent
sex chromosome
ooum
4
What determines the shape of a protein?
only the sequence of amino acids
only the number of peptide bonds in an amino acids
both the sequence and property of amino acids
only the sequence of amino acids
5
What is the function of the spleen?
create new blood cells
filter blood
help produce platelets
filter ketones from urine
6
If a disorder is autosomal recessive, how many copies of the gene do you need to have disorder?
3
0
2
1
7
A food calorie is equilivant to a chemistry calorie
false
true
8
The function of platelets
provide hydration
carry oxygen
to form blood clots
to fight infection
9
Physical evidence recovered from the scene that could contain DNA is/are?
hair
skin cells
blood
all could include DNA
10
How many amino acids are involved in the sickle cell mutation?
3
4
2
1
11
This is the measurable variable of an experiment in which we are testing for ??
control group
dependent variable
constant
independent variable
12
Which is true of the hydrophobic region on a protein?
it will fold in when exposed to oil
it will behave similarly in both water and oil
it will fold in on itself when exposed to water
it will stretch out freely in water
13
In gel electrophoresis, DNA migrates to the (+/-) pole because of its (+/-) charge.
positive, negative
negative, negative
positive, positive
negative, positive
14
Insulin is a hormone released from the
stomach
kidney
pancreas
liver
15
If a DNA strand is CTAGGT, what is its resulting mRNA strand?
AGCTTG
GAUCCA
GATCCA
GATCCU
16
Process of burning food and resulting water temp change to measure energy in food is called
Joulistics
Calorimetry
Hydrolysis
food analysis
17
What is the genotype of a individual affected by sickle cell disease?
ss
SS
Ss
18
These two test can be used to diagnose diabetes
Blood test; A1c
GTT, A1c
Insulin Test, Blood test
GTT, Insulin Test
19
This is a picture of which organic macromolecule?
lipid
carbohydrate
nucleic acid
protein
20
This is a picture of which organic macromolecule?
nucleic acid
lipid
carbohydrate
protein
21
This is the diagram used to make connections between ideas, concepts and/or items?
mapping diorama
concept tool
visual aide
concept map
22
Scientists are able to multiply the DNA from a small sample via the process of
RFLPs
DNA profiling
gel electrophoresis
Polymerase chain reaction
23
This system moves the body, maintains posture, and produces heat.
muscular system
skeletal system
reproductive system
digestive system
24
What is a document showing all the sources used to research information?
bibliography
research paper
sheets of records
citation documentation
25
Which of the following is an example of positive feedback
contractions during childbirth
sweating to reduce body temperature
maintaining the body's pH level
glycogen being converted to glucose in the liver
26
What is the by-product from a dehydration synthesis reaction?
salt
water
oxygen
glucose
27
Where are the anti-codons for translations located?
Rough ER
cytoplasm
tRNA
mRNA
28
Which of the following beakers is hypertonic?
right
left
middle
29
The four most abundant elements within the human body are
C, H, O, N
C, H, O, and water
C, H, O, Na
C, H, O, P
30
Complication when ketones or proteins appear in the urinary system is known as
gastroparesis
ketoacidosis
kidney complications
skin complications
31
What characteristic separates DNA fragments during gel electrophoresis?
the color of the stain used
The length of DNA fragment
the shape of the helix
the sequence of base pairs of DNA fragment
32
This is a picture of which organic macromolecule?
lipid
nucleic acid
protein
carbohydrate
33
This person provides short term care in route to the hospital
Emergency Room Nurse
911 operator
fire fighter
EMT
34
The human dipliod number is
23
32
64
46
35
This body system includes the heart, blood vessels, veins, and arteries.
skeletal system
digestive system
cardiovascular system
reproductive system
36
The doctor who performs an autopsy when death may be accidental or criminal
cardiologist
pediatrician
medical examiner
psychologist
37
Amino acids are the sub-units making up this macromolecule
lipids
nucleic acids
proteins
carbohydrates
38
Which test is used to diagnose anemia?
GTT
and ELISA test
gel electrophoresis
hematocrit
39
The amino acid Valine is
hydrophobic
hydrophilic
40
This statement best describes the control group.
not manipulated
used for basis of standard and comparison
measures same variable as experiment
all of the above
41
In a pedigree, a filled in circle represents a(an)
affected female
unaffected female
unaffected male
affected male
42
What is the specialized clothing or equipment worn for protection (as defined by OSHA)?
gas mask
personal gear/lab coat
safety goggles
personal protective equipment (PPE)
43
What is the elemental ratio of a monosaccharide?
1 C: 3 H: 2 O
1 C: 2 H: 1 P
2 C: 2 H: 1 O
1 C: 2 H: 1 O
44
The preferred way to determine the validity of experimental data is to have a small test group.
True
False
45
250 lb, 43 y.o. male complains of excess thirst and low energy; doc confirms insulin resistance
This patient is Type I diabetic
This patient is Type II diabetic
This patient is having issues with his liver
This patient is also resistant to glucagon
46
A molecule is found to consist of 32% A, 18% G, 17% C & 33% T; what is it??
amino acid
monosaccharide
DNA
RNA
47
This is the field of science that applies the natural sciences to clinical medicine??
anatomy
medical technology
forensics
biomedical sciences
48
A deletions mutation is also called
a frame-shift mutation
a point mutation
evolution
a codon mutation
49
With negative feedback, when one action increases, the other will
stop
increase
stay the same
decrease
50
Which food would contain the most of this organic macromolecule?
peas
pasta
chicken
rice
51
The function of this cell is to carry O
2
from the blood to the bodily tissues
plasma
Lymphocytes
Erythrocytes
platelets
52
What type of mutation causes both sickle cell and Tay Sachs disease?
mutation
deletion
frame-shift
substitution
53
Which food contains the most of this organic macromolecule?
steak
butter
mashed potatoes
tofu
54
Which combo accurately represents Chargaff's Rule?
A=T; C=G
A=G; C=T
A=T; C=U
A=U; C=G
55
This is the set of standards/practices that guarantees patient privacy in their medical records
HIPAA
OSHA
PPE
56
Organisms with two different alleles for a trait are said to be
recessive
homozygous
heterozygous
hemizygous
57
What structure on the RBC carries oxygen?
globularhemes
homoglobin
the dimple
hemmoglobin
58
This is a picture of which organic macromolecule?
lipid
protein
carbohydrate
nucleic acid
59
If 2 parents are carriers for Sickle cell, what is the chance their kid will have the disease?
50%
75%
0%
25%
60
Why are there two copies of each chromosome within each cell?
both chromosomes are present in the ovum
a normal karyotype does not indicate individual chromosomes
both chromosomes are present in the sperm cell
one comes from mom; one from dad
61
What were the pills at the crime scene determined to be?
acetylsalicylic acid
acetaminophen
cocaine
methamphetamine
62
If blood glucose is too low, the pancreas secretes
insulin so the cells will take up more glucose
glucose to bring levels back up
glucagon to signal breakdown of glycogen to glucose
insulin so the liver stores more glucose
63
What is a discrete unit of hereditary info consisting of a specific nucleotide sequence in DNA?
cell
gene
helix
chromosome
64
This is the clear prediction of the anticipated results of an experiment?
problem statement
observation
hypothesis
conclusion
65
In Type I diabetes
liver does not make glucagon
pancreas cannot make insulin
liver cannot convert glycogen
pancreas cannot accept insulin
66
In a diabetic, if a cell is said to be hypertonic, it is also considered to be
homeostasis
isoglycemic
hypoglycemic
hyperglycemic
67
Which set of cells represents what will happen if a patient is hyperglycemic?
right
middle
left
68
DNA is a polymer of ??
fatty acids
lipids
carbohydrates
nucleotides
69
After death, which ambient temperature would lead to the most rapid cooling of a body?
15oF
93oF
53oF
77oF
70
The function of WBCs is
to fight infection
provide hydration
carry oxygen
to form blood clots
71
A molecule is found to consist of 32% A, 18% G, 17% C & 33% T; what is it??
double- stranded DNA
single stranded RNA
single stranded DNA
double stranded RNA
72
Genes contain instructions for assembling
purines
nucleosomes
fatty acid chains
proteins
73
The unit in which we measure energy is the
calorie
Joule
newton
kilogram
74
DNA is cut at a specific nucleotide sequence by
DNA proteins
RFLPs
gel electrophoresis
Restriction Enzymes
75
The structure of DNA is in the shape of
double helix
wound ladder
zig zag
sphere
76
What is an exam of the body after death with dissection to determine cause of death?
dissection
case report
autospy
examination
77
The passive movement of water against a semi-permeable membrane is called
active transport
diffusion
passive transport
osmosis
78
A sugar, phosphate, and nitrogenous base together make up a molecule of
protein
lipid
DNA
carbohydrate
79
What shape do purines possess?
double ring
chain
single ring
straight polymer
80
What is the structural difference between a saturated and unsaturated lipid?
saturated fats contain C=H bond(s) causing chains to kink
unsaturated fats are solid at room temp
saturated fats are liquid at room tempsasa
unsaturated fats contain C=H bond(s) causing chains to kink
81
This test measures for hemoglobin protein determining avg blood conc. for the past 2-3 months
GTT
insulin tolerance test
Blood test
A1c
82
The restriction enzyme HaeIII cuts between
the base pairs GG-CC
the base pairs TT-CC
the base pairs GG-AA
the base pairs AA-TT
83
The most frequently prescribed medicine to treat sickle cell disease is
Hydroxyurea
Hereceptin
Adderall
Lecothyroxine
84
Is the pedigree for a dominate or recessive trait?
dominant b/c it skips generations
dominant- it is seen in every generation
recessive b/c it skips generations
recessive- it is seen in every generation
85
What is the main complication of a person with Sickle Cell disease?
high blood glucose levels
low blood glucose levels
low oxygen concentration in the blood
high amounts of oxygen concentrations within the bloodstream
86
The correct sequence of protein synthesis is
transcription, replication, translation
replication, translation, transcription
replication, transcription, translation
translation, transcription, replication
87
An organic macromolecule containing 3 fatty acid chains is called?
protein
nucleic acid
carbohydrate
lipid