Forensic Science Unit 4 Blood and Blood Spatter

Forensic Science Unit 4 Blood and Blood Spatter ■ On mrsgonsalves. weebly. com go to the forensics unit 6 blood and blood spatter page and download bloodbasics. ppt to fill in Blood Basics Notes ■ Using your text book to complete the notes ■ Catching killers: blood spatter evidence ■ HW: Pre lab activity “Whodunnit” blood typing Objectives: Students will develop an understanding of the composition of blood and describe the function of blood cells

Unit 6 Blood Evidence 1. Anti-Serum A – blue B- yellow Rh - green Unit 6 Blood Evidence Homework Check PRE_LAB answers Bozeman Blood Types 2. Scenario – READ TOGETHER 3. Part A Microscopic Investigation Observe the 1 st “slide” in the microscopes at your station. Sketch and label what you observed in Table 1 and then make conclusions about why you can conclude it is a sample of human blood. 4. Part B ABO/Rh Blood Typing Use the template to lay out your 6 blood typing trays. Using the 6 “red” bottles put 3 drops of each of the 6 blood samples in their trays. Follow steps 3 -7 of your procedures pages S 8 -9 making sure to rinse the toothpicks between each sample. Record your obs. Table 2 5. CLEAN UP - rinse simulated blood down the sink and place trays on towel 6. Assessment Questions #s 1 -11 Objectives: Describe the characteristics of human blood

Forensic Science Unit 4 Blood and Blood Spatter ■ On mrsgonsalves. weebly. com go to the forensics unit 6 blood and blood spatter page and download bloodspatter ppt to fill in Notes ■ Read into and background to blood spatter analysis lab ■ Dead reckoning: Blood Spatter ■ HW: Answer prelab questions Objectives: Students will develop an understanding of how blood stains and blood spatter can be interpreted and used as evidence.

Unit 4 Blood and Blood Spatter ■ Check and review prelab ■ Blood spatter lab part A part 1 - CLEAN UP ANY SPILLS IMMEDIATELY – Get a large red piece of construction paper, Blood drip bottle. 3 index cards, Ruler , Meter stick – Place index cards on red paper to catch any missed drop etc – Label every drop!! Write your initials on each card. – When done, complete table 1 ■ Blood spatter lab part a part 2 – Get a new card and be sure to label it. – For step 5, return your blood drip bottle in exchange for a beaker of simulated drip and project blood. – Use a piece of computer paper to catch the blood spill. ■ CLEAN UP. Wash beakers, place cards on red paper and move to front of room to dry ■ HW: Begin review sheet Objectives: Students will develop an understanding of how blood stains and blood spatter can be interpreted and used as evidence.

Unit 4 Blood and Blood Spatter ■ Blood spatter lab part B - CLEAN UP ANY SPILLS IMMEDIATELY – Break into 7 groups – Read your assigned procedure and make a plan, gather your supplies – Clean up, hang paper to dry and clean syringes – Walk around to fill in table 3 using the blood stains created by other groups ■ Blood spatter lab part C – READ the directions – Gather the different surfaces and a blood drip bottle – Use your red paper from last class to catch any drops – Clean any glassware ■ HW: – Take a copy of the results for part D and E and cut and paste into the correct tables – Answer ASSESSMENT QUESTIONS #1 -4, 6, 7, 9, AND 11 – Complete review sheet and study for next class Objectives: Students will develop an understanding of how blood stains and blood spatter can be interpreted and used as evidence.

Unit 4 Blood and Blood Spatter ■ Blood spatter lab part B - CLEAN UP ANY SPILLS IMMEDIATELY – Gallery walk – Walk around to fill in table 3 using the blood stains created by other groups ■ Blood spatter lab part C – READ the directions – Gather the different surfaces and a blood drip bottle – Use your red paper from last class to catch any drops – Clean any glassware ■ Take a copy of the results for part D and E and cut and paste into the correct tables ■ HW – Answer ASSESSMENT QUESTIONS #1 -4, 6, 7, 9, AND 11 – Complete review sheet and study for next class Objectives: Students will develop an understanding of how blood stains and blood spatter can be interpreted and used as evidence.

Due this class: Objective: Differentiate between the four common types of blood and understand how it can be used as class evidence. ■ Packet 1: Blood and DNA ■ Blood Crossword ■ Blood basic notes ■ Packet 2: Blood stain evidence ■ Blood spatter notes ■ Entymology notes ■ Anthropology Notes ■ Packet 3: Blood Evidence ■ Read answer the questions ■ Forensic Files "where the blood drops"

WARM UP: Grab a packet and the rainbow of colored pencils. ■ Agenda: – Use the textbook to define the ch 7 DNA vocabulary words – Read about the structure of DNA in “DNA the double helix” and answer the review questions. – – – Follow the directions to color the nucleic acids Dead Reckoning: DNA’s Debut Homework: Ch 7 review questions Objective: Review the structure of DNA and explain how it can be used as forensic evidence.

WARM UP: Grab a packet and the rainbow of colored pencils. ■ Agenda: – Complete and turn in the DNA packet. Objective: Review the structure of DNA and explain how it can be used as forensic evidence.

■ Agenda: – Toxicology vocab – Notes from mrsgonsalves. weebly. com – Ch 9 review questions – Catching killers: Poison Objective: Identify the different types of tests used to distinguish substances.

■ Agenda: – Review Ballistics notes – Read case study & answer questions – Catching killers: smoking guns Objective: Identify the different types of tests used to distinguish substances.

■ Dead men do tell tales ■ Nat geo – Romanov family parts 1 -4 `

Forensic Science May 3 rd, 2013 Unit 4 Blood and Blood Spatter ■ On msrobbinspnhs. weebly. com go to the forensics notes page and download bloodbasics. ppt to fill in #3 Blood Basics Notes ■ Using your text book pages 195 – 197 work on #2 in your packet – vocabulary terms and historical figures ■ Continue working in your Packet on #4 “Matching Blood Types” – use colored pencils for your diagrams Objectives: Students will develop an understanding of the composition of blood and describe the function of blood cells