NHA CCMA Exam Complete Answers
Cardiovascular and Hematology Knowledge
1. CC - Meaning: Chief Complaint.
2. Segment - Definition: Line between two waveforms on an EKG.
3. P Wave - Function: Represents arterial depolarization on an EKG.
4. 1 mm Boxes in a 6-Second Rhythm Strip - To...
NHA CCMA Exam Complete Answers
Cardiovascular and Hematology Knowledge
1. CC
- Meaning: Chief Complaint.
2. Segment
- Definition: Line between two waveforms on an EKG.
3. P Wave
- Function: Represents arterial depolarization on an EKG.
4. 1 mm Boxes in a 6-Second Rhythm Strip
- Total: 30 one millimeter boxes.
5. SA Node on EKG
- Represents: Only the P wave.
6. RR Interval Reading
- Indicates: Ventricular Pulse.
7. Primary Stage of Hemolysis
- Stages: Vascular phase and platelet phase together.
8. Electrophoresis
- Definition: Analyzation of the chemical components of blood (e.g., hemoglobin, serum, urine,
cerebrospinal fluid) based on electrical charge.
9. Positive Test for Occult Blood in Stool
, - Result Color: Turns blue.
10. Stages of Hemostasis
- Stages:
1. Vascular phase
2. Platelet phase
3. Coagulation phase
4. Fibrinolysis
11. Types of Blood Vessels
- Includes: Aorta, arteries, arterioles, capillaries, venules, veins, superior and inferior vena cavae.
12. Outer Connective Tissue Layer of a Blood Vessel
- Layer: Tunica adventitia.
13. Inner Endothelial Tissue of a Blood Vessel
- Layer: Tunica intima.
14. Inner Smooth Muscle Layer of a Blood Vessel
- Layer: Tunica media.
15. Standards of Right and Wrong in Medicine
- Concept: Code of Ethics.
16. Content Found in Capillaries
- Content: A mixture of venous and arterial blood.
17. Average Adult Blood Volume
- Volume: 5-6 liters.
, 18. Percentage of Water in Blood
- Percentage: 92%.
19. Percentage of Plasma in Blood
- Percentage: 55%.
20. Percentage of Formed Elements in Blood
- Percentage: 45%.
21. Majority of Formed Elements in Blood
- Cells: RBCs (erythrocytes).
22. Location of Hemoglobin
- Found in: RBCs.
23. Origin of All Blood Cells
- Location: Bone marrow.
24. RBC Count per Microliter of Blood
- Count: 4.2-6.2 million.
25. Second Most Numerous WBC
- Cell Type: Lymphocytes (20-40%).
26. WBCs Increasing During Intracellular Infections and TB
- Cell Type: Monocytes.
27. WBCs Increasing in Bacterial Infections
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