PBS Unit 1 Quiz

Locard's Exchange Principle hypothesizes that it is impossible to commit a crime without leaving traces.

• True

• False

The outermost layer of hair is called the...

• cortex

• medulla

• cuticle

• keratin

This fingerprint is an example of a...

• arch

• whorl

• loop

• tented arch

Which blood cell provides a major defense for our bodies against bacteria and viruses?

• erythrocyte

• leukocyte

• thrombocyte

• plasma

Which blood cell contains hemoglobin for carrying oxygen?

• erythrocyte

• leukocyte

• thrombocyte

• plasma

Tags

NGSS.MS-LS1-2

Other than ridge patterns, what else do scientists use to identify and match fingerprints?

• minutiae

• medulla

• whorls

• keratin

Which of the following steps to processing a crime scene is NOT performed by a crime scene investigator?

• Photographing the scene

• Sketching the scene

• Interviewing witnesses

• Collecting the evidence

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

• Respiration rate

• Heart rate

• Digestion rate

• Blood pressure

Are polygraphs admissible in a court case?

• Yes

• No

Which of the following is the most common presumptive blood test that uses phenolphthalein which reacts with hemoglobin?

• Luminol

• Leucocrystal Violet

• Kastle-Meyer

Tags

NGSS.MS-PS1-2