biomed final semsester 1

Question 1

blood types

Answer 1

A,B,AB,O, positive/negative

Question 2

systemic circulation

Answer 2

circulation that supplies blood to all the body except to the lungs

Question 3

pulmonary circulation

Answer 3

flow of blood from the heart to the lungs and back to the heart

Question 4

cause of death

Answer 4

the immediate reason for a person’s death (such as heart attack, kidney failure)

Question 5

manner of death

Answer 5

one of four means by which someone dies (i.e., natural, accidental, suicidal, or homicidal)

Question 6

Blood flow through the heart

Answer 6

1-Superior & Inferior Vena Cava, 2-Rt Atrium, 3-Tricuspid Valve, 4- Rt Ventricle, 5-Pulmonary Valve, 6-Pulmonary Artery, 7- Lungs-pick up oxygen, 8-Pulmonary Veins, 9- Lt Atrium, 10- Mitral Valve (Bicuspid), 11-Lt Ventricle, 12- Aortic Valve, 13-Aorta, 14- Body

Question 7

structures of the heart

Answer 7

right and left atrium,
right and left ventricle,
valves,
septum

Question 8

systems of the body

Answer 8

integumentary, skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, reproductive

Question 9

rigor mortis

Answer 9

stiffness of the body that sets in several hours after death

Question 9

Temperature Conversions

Answer 9

f=c(1.8)+32

Question 10

livor mortis

Answer 10

The pooling of the blood in tissues after death resulting in a reddish color to the skin

Question 11

algor mortis

Answer 11

The cooling of the body after death

Question 12

restriction enzymes

Answer 12

Enzyme that cuts DNA at a specific sequence of nucleotides

Question 13

genome

Answer 13

the complete instructions for making an organism, consisting of all the genetic material in that organism’s chromosomes

Question 14

gene

Answer 14

A segment of DNA on a chromosome that codes for a specific trait

Question 15

nucleotides

Answer 15

Basic units of DNA molecule, composed of a sugar, a phosphate, and one of 4 DNA bases

Question 15

confirmatory testing

Answer 15

A test that can confirm the identity of a person/substance

Question 16

presumptive testing

Answer 16

initial testing that suggests a sample may be blood

Question 17

sources of DNA for crime scene analysis

Answer 17

blood, saliva, urine, feces, tissue, hair, teeth, bone, cells

Question 18

complementary base pairing in DNA

Answer 18

A-T
G-C

Question 19

plasma function

Answer 19

transport of nutrients, blood gases, wastes, chemical messengers, blood cells and platelets

Question 20

platelets function

Answer 20

blood clotting

Question 21

red blood cell function

Answer 21

transport oxygen and carbon dioxide

Question 22

minutiae

Answer 22

overall ridge patterns on finger prints on comparing finger prints.

Question 23

locards exhange principal

Answer 23

everytime you make contact with a place, person or thing. in results in an exhange of physical materials

Question 24

trace evidence

Answer 24

evidence such as a fingerprint, blood, or hair found in small amounts at a crime scene

Question 25

experimental design

Answer 25

A design in which researchers manipulate an independent variable and measure a dependent variable to determine a cause-and-effect relationship

Question 26

independent variable

Answer 26

The experimental factor that is manipulated; the variable whose effect is being studied.

Question 27

dependent variable

Answer 27

what changes as a result of the independent variable manipulation in experiments

Question 28

experimental group

Answer 28

In an experiment, the group that is exposed to the treatment, that is, to one version of the independent variable.

Question 29

control group

Answer 29

In an experiment, the group that is not exposed to the treatment; contrasts with the experimental group and serves as a comparison for evaluating the effect of the treatment.

Question 30

polygraph

Answer 30

asking people of interest questions that could or could not prove be guilty. measure changes, breathing heartbeat, to determine stress levels, blood pressure

Question 31

mechanism of death

Answer 31

the specific body failure that leads to death

Question 32

toxin

Answer 32

poison

Question 33

autopsy

Answer 33

the examination of a corpse to determine the cause of death

Question 34

gel electrophoresis

Answer 34

Procedure used to separate and analyze DNA fragments by placing a mixture of DNA fragments at one end of a porous gel and applying an electrical voltage to the gel

Question 35

white blood cell function

Answer 35

kills bacteria and viruses