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PLTW: PBS Final Exam review FALL

Total questions: 60

Worksheet time: 53mins

Name
Class
Date
1.
Which of the following CANNOT be determined from a person's shoe impressions?
a)
Age
b)
Body weight
c)
Surface the person walks on
d)
Activities of the wearer
2.

Processing a crime scene involves:

a)

only collecting evidence and taking pictures

b)

Collecting evidence, sketching the scene, taking pictures, interviewing suspects, and examining the scene

c)

only examining the scene and interviewing witnesses

d)

only sketching the scene and taking pictures

3.

What pattern of fingerprint is shown?

a)

Loop

b)

Arch

c)

Whorl

4.
If red blood cells clump as a result of the blood not being compatable
a)
antigens
b)
antibodies
c)
agglutination
d)
antibrowns offense
5.
Proteins on the surface of the red blood cells that account for blood type
a)
antibodies
b)
antigens
c)
agglutination
d)
anti browns offense
6.
There are how many blood types in the ABO system?
a)
2
b)
3
c)
4
d)
5
7.
Who can accept any blood
a)
O
b)
A
c)
B
d)
AB
8.
The protein that makes up hair is called _____
a)
ninhydrin
b)
pigments 
c)
medulla
d)
keratin
9.

When using a microscope which of the following is true

a)

always begin viewing at the lowest power

b)

always adjust with the coarse adjustment knob first

c)

always have both eyes open

d)

all of the above

10.

What is always done after a crime scene is investigated?

a)

analyze evidence

b)

interview persons of interest

c)

create graph

d)

call coroner

11.

an example of physical evidence is

a)

hair

b)

witness testimony

c)

suspect motive

d)

suspect interview

12.

persons of interest

a)

are always suspects

b)

help establish theories

c)

are always interviewed

d)

are always surveilled

13.

Time of death is determined by measuring

a)

rigor mortis

b)

pupil dilation

c)

environmental temperature

d)

core body temperature

14.

Bodies will cool faster when

a)

are very large

b)

wearing many layers of clothes

c)

it's cold

d)

all choices

15.

When blood hits a surface at 90 degrees it

a)

creates a circular shape

b)

splashes everywhere

c)

creates a tear-drop shape

d)

loses its DNA

16.

Increases in the height of origin cause

a)

decreases in spatter diameter

b)

increases in spatter diameter

c)

few changes in spatter diameter

d)

the shape of the spatter to change

17.

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

a)

CGGTA

b)

TACCG

c)

GCCAT

d)

ATGGC

18.

Which lanes represent DNA from the same person?

a)

1 and 2

b)

2 and 3

c)

1 and 4

d)

3 and 4

19.

True/false: An autopsy is always performed when a person dies.

a)

true

b)

false

20.

According to HIPAA your information can be shared when

a)

public health is concerned

b)

you are a public figure

c)

your insurance is going over your bills

d)

you visit any medical professional

21.
Diabetes Type I
a)
Juvenile diabetes
b)
Adult onset diabetes
22.
Hormone that causes blood sugar to be lowered
a)
Glucagon
b)
Glycogen
c)
Insulin
d)
Glucose
23.
Monosaccharide that is found in blood
a)
Disaccharide
b)
Amino Acid
c)
Nucleotide
d)
Glucose
24.
Gland that secretes hormones that regulate blood glucose
a)
Liver
b)
Adrenals
c)
Pancreas
d)
Thyroid
25.
A steady or balanced state of the body
a)
Homeostasis
b)
Homeopathy
c)
Negative feedback
d)
Postive feedback
26.

The amount of breaths someone takes per min

a)

Heart Rate

b)

Skin Conductivity

c)

Respiration Rate

d)

Blood Pressure

27.

The amount of times the heart beats per min

a)

Heart Rate

b)

Skin Conductivity

c)

Blood Pressure

d)

Respiration Rate

28.

What does a polygraph measure?

a)

Detects eye movement

b)

Detects lies from physiological responses

c)

Detects the severity of an emotion

d)

Detects differences in brain activity

29.

Identify the type of minutiae circled in the picture.

a)

Ridge ending

b)

Island/ Dot

c)

Double Fork

d)

Bifurcation/Fork

30.
Which component of blood is responsible for carrying oxygen?
a)
red blood cell
b)
white blood cell
c)
platelets
d)
plasma
31.
Which component of blood is responsible for helping to stop bleeding?
a)
platelets
b)
red blood cells
c)
white blood cells
d)
plasma
32.
The fluid portion of blood that carries blood cells, glucose, proteins, fats, and wastes throughout the body.
a)
red blood cells
b)
white blood cells
c)
plasma
d)
platelets
33.
Red blood cells are
a)
thrombocytes
b)
neutrophils
c)
monocytes
d)
erthryocytes
34.

Detection of sweat

a)

Heart Rate

b)

Skin Conductivity

c)

Blood Pressure

d)

Respiration Rate

35.

The force of blood on the vessels during contraction and relaxation of the heart.

a)

Heart Rate

b)

Skin Conductivity

c)

Blood Pressure

d)

Respiration Rate

36.
Which heart structure carries deoxygenated blood to the lungs?
a)
Pulmonary artery
b)
Pulmonary vein
c)
Aorta
d)
Superior vena cava
37.
Which blood vessel has thick walls to carry blood under high pressure to the body?
a)
artery
b)
vein
c)
capillary
d)
all of the above
38.
What is the ideal blood pressure?
a)
20/100
b)
180/20
c)
120/80
d)
20/80
39.
What is the term for distinct segments of DNA that differ from person to person?
a)
Traits
b)
Chromosomes
c)
Nucleotides
d)
Genes
40.
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

41.
Which condition would be a consequence of a malfunction in the large intestine?
a)
Ulcers
b)
Diarrhea
c)
Salivation
d)
Acid reflux
42.
How does the urinary system maintain cellular homeostasis?
a)
Regulates water balance
b)
Regulates blood sugar
c)
Separates damaged cells
d)
Delivers oxygen to cells

43.

Identify what structure is outlined in the BLACK outline.

a)

Base pair

b)

deoxyribose sugar

c)

phosphate group

d)

hydrogen bonds

e)

Nucleotide

44.

A sugar in the form of a monosaccharide, disaccharide or polysaccharide

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

45.

A three dimensional polymer made of monomers of amino acids.

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

46.

In what process is mRNA synthesized?

a)

Transcription

b)

Translation

c)

DNA Replication

d)

Mitosis

47.
The mRNA leaves the ________ to find the ribosome to make proteins.
a)
cell
b)
nucleotide
c)
nucleus
48.

How are DNA and RNA different? (CHECK ALL THAT APPLY)

a)

Only DNA can leave the nucleus

b)

RNA contains Thymine; DNA contains Uracil

c)

DNA is double stranded, RNA is a single stranded

d)

DNA contains Thymine, RNA contains Uracil

49.

Which organelle contains rRNA and reads the mRNA to synthesize a protein?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

50.

How many nucleotides code for 1 amino acid?

a)

1

b)

2

c)

3

d)

4

51.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
52.

What determines the shape and function of a protein?

a)

The sequence of amino acids

b)

The type of ribosome that assembles the protein

c)

The cell that manufactures the protein

53.
What determines the code, or information, of a DNA molecule?
a)
the shape (structure) of the nitrogen bases
b)
the order (sequence) of the nitrogen bases
c)
the color of the nitrogen bases
d)
the frequency (number) of nitrogen bases
54.
DNA has a _____________ structure. 
a)
double helix
b)
single strand
c)
ring 
d)
chain
55.

Mutations can benefit humans because they can:

a)

Cause illness

b)

Make an organism more suited to live in its environment.

c)

Make organisms live shorter lives

d)

Cause organisms to grow extra limbs.

56.

A mutation is defined as:

a)

A change in the cell's structure

b)

Anything that changes in an embryo

c)

Any change in the physical features of a human

d)

A change in the DNA sequence

57.
What causes mutations?
a)
Mistakes in replication or environmental substances
b)
The amino acids
c)
Passed down by genetics
d)
It's how your born
58.

Another name for a point mutation is:

a)

Substitution

b)

Frameshift

c)

Insertion

d)

Deletion

59.

ATTTGAGCC- Original

ATTGAGCC - Mutated

The example above is an example of a

a)

Insertion

b)

Point mutation

c)

Deletion

d)

Substitution

60.

This type of mutation involves inserting a piece of DNA where it does not belong. Known as a frameshift mutation.

a)

Substitution Mutation

b)

Deletion Mutation

c)

Insertion Mutation

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