NHA EXAM [2026] UPDATED ACTUAL Exam |
Question and Answer | A+ VERIFIED
ANSWERS AND UPDATED REVIEW
• Capillaries are composed only of a layer of? -✓✓ deoxygenated blood
• ethical behavior -✓✓ entails conforming to a standard of right and wrong to
avoid harming the patient in any way
• code of ethics -✓✓ standards of right and wrong
• Professionalism -✓✓ is an attitude and set of personal characteristics needed to
succeed in this field
• Capillary blood is a mixture of what? -✓✓ arterial and venous blood
• The average adult has how much blood? -✓✓ 5-6 liters
• Name the liquid portion of blood -✓✓ plasma
• Name the cellular portion of blood -✓✓ formed elements
• Plasma compromises how much of the circulating blood? -✓✓ 55%
,• What does plasma contain? -✓✓ proteins, amino acids, gases, electrolytes,
sugars, hormones, minerals, vitamins, and water {92%}. It also contains waste
products such as urea that are destined for excretion.
• The formed elements constitute how much of the blood? -✓✓ 45%
• Erythrocytes are also known as -✓✓ red blood cells
• Formed elements are composed of -✓✓ 99% erythrocytes, leukocytes &
thrombocytes
• Leukocytes are also known as -✓✓ white blood cells
• Thrombocytes are also known as -✓✓ platelets
• All bone cells normally originate from where? -✓✓ bone marrow
• Erythrocytes contain what? -✓✓ hemoglobin
• Hemoglobin is: -✓✓ an oxygen-carrying protein
• There is how much red blood cells per microliter of blood? -✓✓ 4.2-6.2 million
• The normal life span of a red blood cell is how long? -✓✓ 120 days
, • The leukocytes function is to -✓✓ provide the body protection against infections
• What is the normal amount of white blood cells for an adult? -✓✓ 5,000- 10,000
per microliter
• Name the five types of white blood cells -✓✓ neutrophils, lymphocytes,
monocytes, eosinophils, & basophils
• Thrombocytes are: -✓✓ small irregularly shaped packets of cytoplasm in the
bone marrow from megakaryocytes
• The average platelet is how many micro liters of blood? -✓✓ 140,000 to 440,000
• Thrombocytes life span is -✓✓ 9-12 days
• Hemostasis -✓✓ process by which blood vessels are repaired after injury
• Name the four stages of hemostasis -✓✓ vascular phase, platelet phase,
coagulation phase, and fibrinolysis
• vascular phase -✓✓ Injury to a blood vessel causes it to constrict slowing the
flow of blood
Question and Answer | A+ VERIFIED
ANSWERS AND UPDATED REVIEW
• Capillaries are composed only of a layer of? -✓✓ deoxygenated blood
• ethical behavior -✓✓ entails conforming to a standard of right and wrong to
avoid harming the patient in any way
• code of ethics -✓✓ standards of right and wrong
• Professionalism -✓✓ is an attitude and set of personal characteristics needed to
succeed in this field
• Capillary blood is a mixture of what? -✓✓ arterial and venous blood
• The average adult has how much blood? -✓✓ 5-6 liters
• Name the liquid portion of blood -✓✓ plasma
• Name the cellular portion of blood -✓✓ formed elements
• Plasma compromises how much of the circulating blood? -✓✓ 55%
,• What does plasma contain? -✓✓ proteins, amino acids, gases, electrolytes,
sugars, hormones, minerals, vitamins, and water {92%}. It also contains waste
products such as urea that are destined for excretion.
• The formed elements constitute how much of the blood? -✓✓ 45%
• Erythrocytes are also known as -✓✓ red blood cells
• Formed elements are composed of -✓✓ 99% erythrocytes, leukocytes &
thrombocytes
• Leukocytes are also known as -✓✓ white blood cells
• Thrombocytes are also known as -✓✓ platelets
• All bone cells normally originate from where? -✓✓ bone marrow
• Erythrocytes contain what? -✓✓ hemoglobin
• Hemoglobin is: -✓✓ an oxygen-carrying protein
• There is how much red blood cells per microliter of blood? -✓✓ 4.2-6.2 million
• The normal life span of a red blood cell is how long? -✓✓ 120 days
, • The leukocytes function is to -✓✓ provide the body protection against infections
• What is the normal amount of white blood cells for an adult? -✓✓ 5,000- 10,000
per microliter
• Name the five types of white blood cells -✓✓ neutrophils, lymphocytes,
monocytes, eosinophils, & basophils
• Thrombocytes are: -✓✓ small irregularly shaped packets of cytoplasm in the
bone marrow from megakaryocytes
• The average platelet is how many micro liters of blood? -✓✓ 140,000 to 440,000
• Thrombocytes life span is -✓✓ 9-12 days
• Hemostasis -✓✓ process by which blood vessels are repaired after injury
• Name the four stages of hemostasis -✓✓ vascular phase, platelet phase,
coagulation phase, and fibrinolysis
• vascular phase -✓✓ Injury to a blood vessel causes it to constrict slowing the
flow of blood
