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PBS EOC Review

Total questions: 82

Worksheet time: 1hrs 26mins

Name
Class
Date
1.
What can be determined from the diameter of a blood drop?
a)
Blood type
b)
Weapon
c)
Amount of blood lost
d)
The height from which the blood fell
2.

What is the blood type?

a)

O

b)

AB

c)

A

d)

B

3.

Which image represents Type B blood?

a)
b)
c)
d)
4.

Which component of blood makes up the majority (over 50%) of total blood volume?

a)

erythrocytes

b)

platelets

c)

plasma

d)

lymphocytes

5.

The purpose of plasma in blood is to

a)

transports oxygen from the lungs to other parts of the body.

b)

fight infections.

c)

make blood red.

d)

acts as the major medium that holds, carries and transports all the other components of blood, including nutrients, antibodies, food, waste and other cells.

e)

clot cuts and damaged blood vessels.

6.

Thrombocytes are also known as

a)

plasma.

b)

platelets.

c)

red blood cells.

d)

white blood cells.

7.

What is the scientific term for a white blood cell?

a)

Thrombocyte

b)

Platelet

c)

Erythrocyte

d)

Leukocyte

8.

These are found in blood and help fight infections...

a)

white blood cells

b)

platelets

c)

plasma

d)

red blood cells

9.
Which component of blood is responsible for helping to stop bleeding?
a)
platelets
b)
red blood cells
c)
white blood cells
d)
plasma
10.

Which blood component carries the respiratory gases that we need to breath? (oxygen & carbon dioxide)?

a)

white blood cell

b)

red blood cell

c)

plasma

d)

platelets

11.
Which of these could NOT be used to identify a single suspect in a criminal investigation?
a)
fingerprints
b)
blood type
c)
DNA analysis
d)
all of the above could be used
12.
A variable that is being measured in response to what the researcher is changing is
a)
the independent variable
b)
the dependent variable
c)
the control
d)
the hypothesis
13.
What enzymes cut DNA in specific places in order to create RFLP's?
a)
polymerases
b)
restriction enzymes
c)
ligases
d)
DNA cutter enzymes
14.
Which blood component will increase when the body is fighting infection?
a)
red blood cells
b)
white blood cells
c)
platelets
d)
plasma
15.
What is the term for distinct segments of DNA that differ from person to person?
a)
Traits
b)
Chromosomes
c)
Nucleotides
d)
Genes
16.

What is NOT an example of personal protective equipment (PPE?)

a)

Gloves

b)

Goggles

c)

Long-sleeved shirt

d)

Close-toed shoes

17.
What type of evidence can be processed by looking at shape, size, number of lines and minutiae?
a)
Blood sample
b)
Hair Sample
c)
DNA sample
d)
Fingerprint Sample
18.
Describe the fingerprint pattern shown.
a)
Arch
b)
Whorl
c)
Fork
d)
Loop
19.
A clear prediction of the anticipated results in an experimental design is known as
a)
an experiment
b)
a hypothesis
c)
a conclusion
d)
a control group
20.
In an experiment the variable that is manipulated by the researcher is called the
a)
control group
b)
dependent variable
c)
independent variable
d)
hypothesis
21.
Determine the dependent variable:  Researchers select 10 healthy 40 year old men and have them sit calmly in the same relaxing environment for 2 hours.  Then, the researchers take their blood pressure using a standard blood pressure cuff.  Next, the researchers have the same 10 people do 50 jumping jacks and measure their blood pressure again.  What is the dependent variable?
a)
the exercise -  50 jumping  jacks
b)
resting prior to the experiment
c)
the blood pressure
d)
10 people 
22.

A DNA strand that reads ATGGC has a complimentary strand that reads

a)

CGGTA

b)

TACCG

c)

GCCAT

d)

ATGGC

23.

Which lanes represent DNA from the same person?

a)

1 and 2

b)

2 and 3

c)

1 and 4

d)

3 and 4

24.

A Crime Scene Investigator (CSI) is called to the scene of a mysterious death. Which of the following is NOT one of the initial steps used to process a crime scene?

a)

Interview witnesses to establish a theory of the case.

b)

Examine the crime scene and mark any evidence.

c)

Perform DNA analysis on all biological samples.

d)

Sketch a diagram of the crime scene.

25.

Investigators collected the following evidence from a crime scene: Type A blood, Dyed brown hair, Whorl pattern fingerprint, and a Shoe print. Suspect #1 was found to have type A blood, dyed brown hair, low similarities in fingerprint match and hiking shoes. Which of the following could be used to potentially eliminate suspect #1 as a suspect?

a)

Blood type A

b)

Dyed brown hair

c)

The fingerprint

26.

The graph represents the diameter of the bloodstain (cm) versus the height from which it was dropped (cm). Using the graph, from what height was the blood most likely dropped that would result in a blood stain pattern with a diameter of 1.9 cm?

a)

80cm

b)

120cm

c)

150cm

d)

200cm

27.

Identify what structure is outlined in the BLACK outline.

a)

Base pair

b)

deoxyribose sugar

c)

phosphate group

d)

hydrogen bonds

e)

Nucleotide

28.

Identify what structure is outlined in the BLACK outline.

a)

Base pair

b)

deoxyribose sugar

c)

phosphate group

d)

hydrogen bonds

e)

Nucleotide

29.

Identify what structure is outlined in the BLACK outline.

a)

Base pair

b)

deoxyribose sugar

c)

phosphate group

d)

hydrogen bonds

e)

Nucleotide

30.

The amount of breaths someone takes per min

a)

Heart Rate

b)

Skin Conductivity

c)

Respiration Rate

d)

Blood Pressure

31.

The amount of times the heart beats per min

a)

Heart Rate

b)

Skin Conductivity

c)

Blood Pressure

d)

Respiration Rate

32.

What is a polygraph test?

a)

A test to see how well you can adapt and control your physiological responses in a high stress environment.

b)

A test that determines your age.

c)

A test that determines how much you weigh without stepping on a scale.

d)

A test used to determine whether you are a truther or a liar.

33.

When analyzing polygraph results, what is the investigator looking for?

a)

The person's heart rate will increase when telling a lie.

b)

The person's breathing rate will increase when telling a lie.

c)

The person's breathing rate will decrease when telling a lie.

d)

The results of the relevant question are different from the results of the control question.

34.

Match the fingerprint

a)

Loop

b)

Whorl

c)

Helix

d)

Arch

35.

Which of the following physiological responses are measured during a polygraph test? (check all that apply)

a)

Respiration rate

b)

Heart rate

c)

Digestion rate

d)

Blood pressure

36.

In DNA, A pairs with ____ and C pairs with ____.

a)

G, T

b)

T, G

c)

A, C

d)

C, A

37.
What is the ideal blood pressure?
a)
20/100
b)
180/20
c)
120/80
d)
20/80
38.
Which statement about blood pressure is true?
a)
The top number of blood pressure reading represents the pressure exerted on the vessels when the heart is relaxing
b)
Blood pressure can be measured directly with an EKG
c)
A blood pressure reading of 160/100 is considered a healthy blood pressure
d)
Factors that can increase blood pressure include stress, a high salt diet, and cholesterol buildup in the blood vessels

39.

Time of death is determined by measuring

a)

rigor mortis

b)

pupil dilation

c)

environmental temperature

d)

core body temperature

40.

The outermost layer of hair is called the...

a)

cortex

b)

medulla

c)

cuticle

d)

keratin

41.

A physician who performs an autopsy when death may be accidental or violent. He or she may also serve in some jurisdictions as the coroner.

a)

Medical Examiner

b)

Epidemiologist

c)

Entomologist

d)

Forensic Anthropologist

42.

If adenine makes up 20% of DNA, what percent is guanine?

a)

20%

b)

10%

c)

30%

d)

60%

43.

Which of the following may indicate that a mole is skin cancer?

a)

Moles has uniform border

b)

Mole is a small diameter

c)

Mole has more than one color

d)

Mole is symmetrical in shape

44.

The human body's ability to maintain constant internal conditions is referred to as

a)

homeostasis

b)

hematology

c)

hepatic

d)

differentiation

45.

The pancreas produces _____ when your blood sugar level is high.

a)

Thyroxin

b)

Melatonin

c)

Glucagon

d)

Insulin

46.

What type of antibodies does type B blood produce?

a)

Anti-A antibodies

b)

Anti-B antibodies

c)

Anti-A and Anti-O antibodies

d)

Anti-C antibodies

47.

Describe hematocrit.

a)

the nonliving fluid matrix that makes up 55% of blood

b)

red bone marrow where blood cells are formed

c)

the WBCs in blood, roughly 1% of blood

d)

the erythrocytes (RBCs) in the blood, roughly 45% of blood

48.

Known as "Bad Cholesterol" that clogs arteries and can cause heart disease and stroke.

a)

LDL

b)

Trans-fats

c)

HDL

d)

Triglycerides

49.

During digestion, ________ are broken down into _________ which provides ________ for the cells.

a)

Fats, amino acids, oxygen

b)

Fibers, fatty acids, free radicals

c)

Carbohydrates, glucose, energy

d)

Proteins, sugar, fuel

50.

A change in the sequence of nucleotides due to a substitution, addition or deletion

a)

mutation

b)

translation

c)

transcription

d)

anticodon

51.

Process of a cell division that results in four daughter cells each having 23 chromosomes

a)

mitosis

b)

meiosis

c)

both mitosis and meiosis

d)

anaphase

52.

Building block of proteins

a)

sugars

b)

amino acids

c)

lipids

d)

carbohydrates

53.

A triplet of bases in tRNA that binds to a complementary codon in mRNA in a ribosome.

a)

codon

b)

anti-codon

c)

amino acid

d)

allele

54.

A 3 nucleotide sequence of DNA that specifies an amino acid; the basic unit of genetic code

a)

codon

b)

anti-codon

c)

amino acid

d)

allele

55.

The synthesis of mRNA from a DNA template

a)

translation

b)

synthesis

c)

replication

d)

transcription

56.

The synthesis of a protein using the genetic information encoded in an mRNA molecule

a)

translation

b)

replication

c)

synthesis

d)

transcription

57.

A condition in which the blood is deficient in red blood cells (by volume)

a)

leukemia

b)

hemophilia

c)

tay sachs

d)

anemia

58.

Disease that destroys RBC's, blocks blood vessels with mis-shaped cells, and lessens the RBC's efficiency at transporting oxygen throughout the body

a)

hemophilia

b)

tay sachs

c)

sickle cell disease

d)

leukemia

59.

Genotype BB is considered

a)

homozygous recessive

b)

heterozygous

c)

homozygous dominant

d)

autosomal

60.

Genotype Bb is considered

a)

homozygous recessive

b)

heterozygous

c)

homozygous dominant

d)

autosomal

61.

Genotype bb is considered

a)

homozygous recessive

b)

heterozygous

c)

homozygous dominant

d)

autosomal

62.

Where does transcription take place?

a)

nucleus

b)

cytoplasm

c)

ribosome

d)

mitochondria

63.

The phase of mitosis where chromosomes separate at the centromeres and move to opposite sides of cell.

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

64.

People who study disease outbreaks are

a)

epidemiologists.

b)

medical examiners.

c)

entymologists.

d)

forensic anthropologists.

65.

A _________infection is one that patients acquire at a hospital.

a)

pandemic

b)

outbreak

c)

endemic

d)

nosocomial

66.

Organisms that cause infectious disease are called

a)

pathogens.

b)

hosts.

c)

antibodies.

d)

nosocomial.

67.

________ produce antibodies.

a)

T-cells

b)

B-cells

c)

Phagocytes

d)

Antigens

68.

Immunity gained from a vaccine is

a)

nonspecific immunity.

b)

innate immunity.

c)

naturally acquired immunity.

d)

artificially acquired immunity.

69.

A portable electronic device used to "jump start" or regulate the heart

a)

AED

b)

CPR

c)

Hands Only CPR

d)

ESPN

70.

The purple bacteria in this image are

a)

cocci.

b)

bacilli.

c)

spirilla.

71.

The bacteria in this image are

a)

cocci.

b)

bacilli.

c)

spirilla.

72.

The bacteria in this image are

a)

Gram positive.

b)

Gram negative.

73.

About how long can you keep a tourniquet on before it can cause permanent tissue damage?

a)

20 minutes

b)

2 Hours

c)

12 hours

d)

2-3 days

74.

Antibiotics can be used to treat what type of pathogens?

a)

Bacteria

b)

Viruses

c)

Fungi

d)

Helminths

75.

What is the purpose of PCR?

a)

Makes DNA fast

b)

Makes DNA accurately

c)

Makes large quantities of DNA

d)

Reduces the amount of DNA

76.
The cooling of body temperature after death is:
a)
algor mortis
b)
livor mortis
c)
rigor mortis
d)
pallor mortis
77.
The discoloration of a dead body caused by blood cells leaking hemoglobin is:
a)
putrefaction
b)
lividity
c)
autolysis
d)
sepsis
78.
What are the main parts of the Central Nervous System?
a)
Brain & Chest
b)
Spinal Cord & Spinal Nerves
c)
Brain & Spinal Cord
d)
Heart & Brain
79.

Identify the lobe of the brain highlighted.

a)

Frontal lobe

b)

Parietal lobe

c)

Occipital lobe

d)

Temporal lobe

80.

Which part of our brain do we rely on for problem solving?

a)

Parietal

b)

Temporal

c)

Occipital

d)

Frontal

81.

Toxicology is the study of what?

a)

Disease

b)

poisons

c)

parasites

d)

death

82.

What is histology?

a)

Study of poisons

b)

Study of body tissues

c)

Study of histamines

d)

Study of blood

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