Blood

- Which type of tissue is blood?

• Epithelial tissue
• Connective tissue
• Muscle tissue
• Nervous tissue

What does blood deliver?

• Carbon dioxide and waste
• Hormones and enzymes
• Heat and energy
• Oxygen and nutrients

What does blood regulate?

• Body temperature, pH levels, BP, and electrolyte balance.

• Blood acts as a barrier against infections and diseases.
• Blood is responsible for digestion and nutrient absorption.
• Blood primarily transports oxygen and carbon dioxide.

What are the protective functions of blood?

• Blood clotting

• Regulating body temperature
• Immunity

• Oxygen delivery

What are the formed elements of blood?

• Plasma, lymph, serum
• Hemoglobin, myoglobin, fibrin
• Neurons, muscle cells, connective tissue
• Red blood cells, white blood cells, platelets

How do you spell the formed elements of blood? (In order: red, white, platelets)

What % of blood does plasma make up?

• 60%
• 55%
• 45%
• 70%

What percentage of blood does hematocrit make up?

• 44%

• 25% to 35% of blood.
• 60% to 70% of blood.
• 10% to 20% of blood.

What are the average female levels of red blood cells, hematocrit, and hemoglobin in a blood sample?

• RBC: 4.8-5.4 mm³ Hct: 37%-47%, Hb: 12-16 g/dL

• RBC: 4.0-5.0 million/µL, Hct: 32%-42%, Hb: 11-15 g/dL
• RBC: 5.5-6.5 million/µL, Hct: 45%-55%, Hb: 16-20 g/dL
• RBC: 3.5-4.5 million/µL, Hct: 30%-40%, Hb: 10-14 g/dL

What are the average male levels of red blood cells, hematocrit, and hemoglobin in a blood sample?

• Average male levels: RBC: 5.2mm³ Hct: +/- 47%, Hb: 13.5-18g/dL.

• RBC: 3.5-5.5 million cells/µL, Hct: 35%-45%, Hb: 12.0-15.0 g/dL
• RBC: 4.0-5.5 million cells/µL, Hct: 38%-48%, Hb: 11.5-16.5 g/dL
• RBC: 5.0-7.0 million cells/µL, Hct: 42%-52%, Hb: 14.0-18.0 g/dL