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SC2110: Week 4 Assignment
functions of the blood, the heart, and the lymphatic/immune systems?
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| This assignment helps you apply your knowledge from this week’s presentations and readings. |
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| Healthcare professionals need to understand the function and composition of the blood, the hear, and the lymphatic and immune systems, in order to properly assign medical codes and verify documentation in the health record. |
Blood
Answer the questions below.
An average adult has ___ of blood.
☐ 8 to 10 quarts
☐ 8 to 10 pints
☐ 6 to 8 pints
☐ 6 to 8 quarts
The blood protein fibrinogen is necessary
☐ to maintain blood osmotic pressure.
☐ to carry oxygen and carbon dioxide.
☐ to destroy harmful bacteria.
☐ for blood clotting.
The function of thrombocytes is to
☐ produce antibodies.
☐ carry oxygen and carbon dioxide.
☐ initiate the clotting process.
☐ phagocytize pathogenic bacteria.
Identify the donor’s blood type for each recipient blood type listed below.
| If The Patients’ Blood Type Is: | The Donor’s Blood Type Must Be: |
| O+ | Type answer here |
| O- | Type answer here |
| A+ | Type answer here |
| A- | Type answer here |
| B+ | Type answer here |
| B- | Type answer here |
| AB+ | Type answer here |
| AB- | Type answer here |
The Heart
Answer the questions below.
The average adult heart rate at rest is ___ beats per minute.
☐ 80–100
☐ 72–80
☐ 50–68
☐ 60–72
The heart is located in the thoracic cavity
☐ posterior to the sternum and superior to the diaphragm.
☐ posterior to the sternum and inferior to the diaphragm.
☐ anterior to the sternum and anterior to the vertebrae.
☐ inferior to the diaphragm and anterior to the vertebrae.
The SA node sends an electrical impulse to the atria that causes them to _________.
☐ rest
☐ depolarize
☐ repolarize
☐ relax
Label the parts of the heart
** Please identify the part where the line is pointing **
| Number | Name of Part |
| Type answer here | |
| Type answer here | |
| Type answer here | |
| Type answer here | |
| Type answer here | |
| Type answer here | |
| Type answer here |
Lymphatic and Immune Systems
Answer the questions below.
The ___ of the lymph node is (are) responsible for the production of lymphocytes.
☐ germinal center
☐ trabeculae
☐ macrophage cells
☐ plasma membrane
Lymph vessels closely resemble veins and may be found in the
☐ central nervous system.
☐ epidermis.
☐ muscles.
☐ spleen.
Lymph travels in one direction: from the
☐ heart to the body organs.
☐ body organs to the pulmonary circulation.
☐ body organs to the heart.
☐ body organs to the liver.
The thymus gland produces a special type of leukocyte called a(n)
☐ monocyte.
☐ eosinophil.
☐ B lymphocyte.
☐ T lymphocyte.
Label the parts of the Lymphatic System
** Please identify the part where the line is pointing **
| Number | Name of Part |
| Type answer here | |
| Type answer here | |
| Type answer here | |
| Type answer here | |
| Type answer here | |
| Type answer here |
Define each term listed below.
| Term | Definition |
| Type answer here |
| Type answer here |
| Type answer here |
| Type answer here |
| Type answer here |
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