1. Blood, Leukocytes, and Heart
AP2 Lab 1
Blood, Leukocytes, and Heart
J. James

2. pH Intro to AP2 Lab: Blood, heart, lungs, digestion, urine, pH, etc.
Be active. Talk it up! Make it fun!
Compared to AP1 lab…
Bring to lab:
Lab Activity Sheets printed from WOL
Text book or images from other sources
Quizzes
9 weekly quizzes = 900 points
Comprehensive Mid-Term = 150 points
Comprehensive Final = 150 points
Lowest score dropped. Remainder divided by 1100.
How to makes A’s on your lab quizzes:
Learn all you can while instructor is in room to confirm.
Make audio/video recordings. Take pics.
View videos/etc. on Web of Life and my web page.
Attend SI sessions. Make an ‘A’ vs. ‘B’ or ‘B’ vs. ‘C.’
Quiz each other until you get everything right every time.
This lab room is available for your study groups most of the week.
Leave lab clean and well organized. pH
Acids
Bases

3. Fig. 17.1
Plasma, 55%
90% water
8% proteins, made by liver
2% misc
Nutrients – AAs, glucose, lipids, vitamins, minerals
Wastes – urea, uric acid, creatine, ammonium salts, lactic acid
Gases – O2 and CO2
Electrolytes – Na+, K+, Cl-, Ca++, H+
Hormones

4. Fig. 17.1
Formed Elements, 45%
Erythrocytes (RBCs) >99%
Leukocytes – (WBCs)
Platelets – a.k.a. Thrombocytes
Leukocytes + Platelets = “Buffy Coat”

5. Hematocrit Definition… Represents RBCs Normal Values Men 47% +/- 5%
Women 42% +/- 5%

6. Fig. 17.2

7. Table 17.2

8. Table 17.2

9. Q&A

10. Q&A

11. All blood cells originate from same precursor ‘stem’ cell – a hemocytoblast
Fig

12. Wright’s Stain
Fig. 17.2

13. Leukocytes – White Blood Cells, WBCs
Fig

28. The Heart Fig. 18.2 12 oz. muscle Size of your fist
Pumps 4,000 gallons/day
Controlled by ANS
Sympathetic
Parasympathetic

29. Fig 18.1
2 circuits of blood vessels
Pulmonary
10,000 miles
Systemic
50,000 miles
2 pumps (R&L)
Continuous BF through 60,000 miles

30. Pericardial sac – a.k.a. pericardium
Fig. 18.2c
Fig 18.3

31. Fig 18.5e
4 Chambers
2 atria
2 ventricles

32. Fig 18.5e
3 Septa
Interventricular septum
Interatrial septum
Atrioventricular septum

33. 2 atrioventricular valves Tricuspid Bicuspid (mitral)
Fig 18.5e
4 Valves
2 atrioventricular valves
Tricuspid
Bicuspid (mitral)
2 semilunar valves
Pulmonary SL
Aortic SL

34. Q&A

35. Fig. 17.2

36. Q&A

37. Q&A

38. Q&A