Blood
What are the different blood types?
A, B, O, AB (+ & -)
Hair, fingerprints, DNA are ALL examples of forensic....
EVIDENCE
True or false:
The right side of the heart pumps blood to the lungs (right atrium, right ventricle)
True
What is the very front region of the brain?
Frontal lobe
The exam of the body after death to help determine how a person died
Autopsy
What does blood carry to your organs?
Nutrients and oxygen!
What is a polygraph test? What does it measure?
Lie detector test; measures heart rate, blood pressure, respiratory rate
True or false:
The mitral valve is between left atrium and left ventricle.
True
An medical examiner usually takes into account the ________________ because it changes how quick rigor, algor, and livor mortis occur.
Hint: Starts with T.
Temperature
Rigor mortis is...
the stiffening of joints and muscles after death
You fall down and scrape your knee. Which component of blood would work to clot the blood at the injury site to generate a scab?
Platelets
What are the different fingerprint patterns?
Arches, loops, & whorls
Which chamber of the heart is thickest?
a. right atrium
b. right ventricle
c. left atrium
d. left ventricle
d. left ventricle
Which body system breaks down molecules into chemical components that the body can absorb and use for energy?
a. circulatory system
b. digestive system
c. nervous system
d. respiratory system
b. digestive system
Algor mortis is...
the change in body temperature after death
What are the 4 components of blood?
red blood cells, platelets, white blood cells
True or false:
The further a blood drop falls, the smaller the drop is.
False
What are the valves in the heart?
Mitral valve, pulmonary valve, tricuspid valve
What parts make up the central nervous system, and what makes up the peripheral nervous system?
Central nervous system is made up of the brain and the spine; peripheral nervous system is the nerves in the body
A forensic scientist finds a body with partially digested meat in the stomach and food in the small intestine. About how long has it likely been since the person ate?
A. 1 hour
B. 4–6 hours
C. 12–24 hours
D. 2–3 days
C. 12–24 hours
You complete blood type testing and there is no clumping (chemical reaction) with either anti-A or anti-B antibodies. What type of blood is present?
Type O
Name of the experiment to separate DNA pieces based on size.
What are the chambers of the heart?
Right & Left atrium, Right & Left ventricle
A patient has difficulty recognizing faces and remembering recent events after a brain injury. Which lobe is most likely affected?
A. Frontal lobe
B. Parietal lobe
C. Temporal lobe
D. Occipital lobe
Correct Answer: C
Explanation:
The temporal lobe is involved in hearing, memory, and recognizing objects or faces.
Damage can cause problems with short-term memory and facial recognition (a condition called prosopagnosia).
Other lobes have different functions:
Frontal: planning, decision-making, emotional control
Parietal: touch, spatial awareness
Occipital: vision
A forensic scientist finds 3rd instar fly larvae on a body. About how long has the person likely been dead?
A. A few hours
B. 1–2 days
C. 4–5 days
D. 2 weeks
C. 4–5 days