Lymphatic System and Immunity Assessment Quiz

Question 1

In the adaptive immune response, what is the main role of lymphocytes?

Accepted Answer

Produce antibodies to neutralize pathogens

Answer

Engulf and destroy pathogens

Answer

Release histamine and promote inflammation

Answer

Activate the complement system

Question 2

Which physical examination technique is used to directly assess for edema in the extremities?

Accepted Answer

Palpation

Answer

Auscultation

Answer

Percussion

Answer

Transillumination

Question 3

Which of the following functions is NOT performed by the lymphatic system?

Accepted Answer

Filtering blood before it enters the bloodstream

Answer

Draining excess fluid from tissues

Answer

Transporting lipids from the digestive tract to the bloodstream

Answer

Producing antibodies

Question 4

Which type of white blood cell is primarily responsible for ingesting and destroying foreign particles?

Accepted Answer

Neutrophils

Answer

Lymphocytes

Answer

Eosinophils

Answer

Basophils

Question 5

What is the name of the organ that filters lymph before it enters the bloodstream?

Accepted Answer

Lymph node

Answer

Thymus

Answer

Spleen

Answer

Tonsils

Question 6

Which of the following is a common sign of lymphedema?

Accepted Answer

Swelling in the affected area

Answer

Pain

Answer

Fever

Answer

Chills

Question 7

What is the main purpose of performing a lymph node biopsy?

Accepted Answer

To diagnose cancer or other diseases

Answer

To assess the immune system's response to infection

Answer

To treat lymphedema

Answer

To remove a swollen lymph node

Question 8

Which imaging study is specifically designed to visualize the lymphatic system?

Accepted Answer

Lymphoscintigraphy

Answer

X-ray

Answer

Computed tomography (CT) scan

Answer

Magnetic resonance imaging (MRI)

Question 9

What is the primary role of the thymus gland in the immune system?

Accepted Answer

Matures T cells

Answer

Produces antibodies

Answer

Stores white blood cells

Answer

Filters lymph

Question 10

Which type of immunity develops over time through exposure to antigens?

Accepted Answer

Adaptive immunity

Answer

Innate immunity

Answer

Passive immunity

Answer

Humoral immunity

Question 11

Which of the following is a known cause of immunosuppression?

Accepted Answer

HIV/AIDS

Answer

Diabetes

Answer

Pregnancy

Answer

Regular exercise

Question 12

Which of the following describes the procedure and clinical significance of lymphoscintigraphy?

Accepted Answer

Injection of a radioactive tracer into the lymphatic system, followed by imaging to track the tracer's movement.

Answer

Injection of a dye into the lymphatic system, followed by imaging to visualize the lymphatic vessels.

Answer

Ultrasound imaging of the lymphatic vessels.

Answer

Laboratory testing of the lymphatic fluid.

Question 13

Which of the following is a characteristic sign of lymphedema?

Accepted Answer

Swelling in the extremities

Answer

Pitting edema

Answer

Cyanosis

Answer

Pallor

Question 14

Discuss the ethical implications of stem cell research in the context of regenerative medicine for lymphatic system disorders.

Accepted Answer

Stem cell research should be regulated to ensure that it is used ethically and responsibly.

Answer

Stem cell research has the potential to cure many diseases, so the ethical implications are irrelevant.

Answer

Stem cell research should only be used for diseases that are considered life-threatening.

Answer

Stem cell research should be banned because it is unethical to create and destroy human embryos.

Question 15

Describe the techniques used to assess lymphatic drainage and identify factors that can influence its efficiency.

Accepted Answer

Lymphatic drainage can be assessed by observing the flow of fluid from the extremities towards the trunk. This is known as the Stemmer's sign.

Accepted Answer

Ultrasound imaging can be used to visualize lymphatic vessels and assess their patency. This is known as lymphoscintigraphy.

Answer

Magnetic resonance imaging (MRI) is the preferred method for assessing lymphatic drainage.

Answer

Lymphatic drainage efficiency is unaffected by any factors.

Question 16

During a physical examination, which of the following characteristics is indicative of a normal lymph node?

Accepted Answer

Soft, freely movable, and non-tender

Answer

Fixed to surrounding structures and tender

Answer

Small, non-palpable

Answer

Enlarged, firm, and painless

Question 17

Which laboratory test is primarily used to evaluate the cellular components of the immune system?

Accepted Answer

Complete blood count with differential

Answer

Urinalysis

Answer

Electrocardiogram

Answer

Lipid profile

Question 18

For visualizing the lymphatic vessels and nodes, which imaging technique is the most appropriate?

Accepted Answer

Lymphangiography

Answer

Ultrasound

Answer

Magnetic resonance imaging

Answer

Computed tomography angiography

Question 19

A patient presents with swelling in an extremity and a positive Stemmer's sign. Which diagnostic procedure is most likely to confirm the diagnosis of lymphedema?

Accepted Answer

Doppler ultrasonography

Answer

Lymph node biopsy

Answer

Computed tomography angiography

Answer

Magnetic resonance venography

Question 20

Which type of immune response involves antibody production by B cells?

Accepted Answer

Humoral immunity

Answer

Adaptive immunity

Answer

Innate immunity

Answer

Cell-mediated immunity

Question 21

Which of the following is a common manifestation of a weakened immune system?

Accepted Answer

Increased susceptibility to infections

Answer

Stable body temperature

Answer

Elevated blood pressure

Answer

Improved wound healing

Question 22

Which type of vaccination provides long-lasting immunity by generating memory cells?

Accepted Answer

Active immunization

Answer

Recombinant DNA immunization

Answer

Toxoid immunization

Answer

Passive immunization

Question 23

Within the lymphatic system, which component is responsible for filtering out foreign particles and microorganisms?

Accepted Answer

Lymph nodes

Answer

Spleen

Answer

Thymus

Answer

Lymphatic vessels

Question 24

Which of the following is a recognized risk factor for developing lymphedema?

Accepted Answer

Removal of lymph nodes during surgery

Answer

Intravenous fluid administration

Answer

Timed ambulation

Answer

Regular exercise

Question 25

Which type of cell within the lymphatic system is responsible for phagocytosis of foreign particles?

Accepted Answer

Macrophage

Answer

Lymphocyte

Answer

Eosinophil

Answer

Neutrophil

Question 26

The lymphatic system, unlike the cardiovascular system, does NOT perform which of the following functions?

Accepted Answer

Oxygen transport

Answer

Immunity

Answer

Fluid balance

Question 27

Which of the following organs is the largest lymphoid organ?

Accepted Answer

Spleen

Answer

Bone marrow

Answer

Thymus

Answer

Lymph nodes

Question 28

T lymphocytes primarily mediate which type of immune response?

Accepted Answer

Cell-mediated

Answer

Cytokine-mediated

Answer

Antibody-mediated

Answer

Complement-mediated

Question 29

Which type of hypersensitivity reaction is characterized by an immediate, mast cell-mediated response and is often associated with allergies?

Accepted Answer

Type I

Answer

Type IV

Answer

Type III

Answer

Type II

Question 30

The primary purpose of palpating lymph nodes is to:

Accepted Answer

Assess for size, tenderness, and mobility

Answer

Measure immune cell production

Answer

Determine antigen specificity

Answer

Diagnose specific infections

Question 31

The blood test used to determine the overall number of white blood cells circulating in the bloodstream is known as the:

Accepted Answer

White blood cell count

Answer

Erythrocyte sedimentation rate

Answer

C-reactive protein test

Question 32

Which of the following is NOT a primary function of the lymphatic system?

Accepted Answer

Transporting oxygen and nutrients to cells

Answer

Filtering and draining interstitial fluid

Answer

Producing and releasing lymphocytes

Answer

Maintaining fluid balance

Question 33

Which of the following types of white blood cells is produced by the lymphatic system?

Accepted Answer

Lymphocyte

Answer

Platelet

Answer

Neutrophil

Answer

Erythrocyte

Question 34

Which of the following is a common physical examination finding suggestive of a lymphatic system disorder?

Accepted Answer

Enlarged lymph nodes

Answer

Abnormal heart sounds

Answer

Jaundice

Answer

Elevated blood pressure

Question 35

Which of the following laboratory tests is used to determine the number of white blood cells in the blood?

Accepted Answer

Complete blood count (CBC)

Answer

Electrocardiogram (ECG)

Answer

Urinalysis

Question 36

Which of the following imaging studies is specifically designed to visualize the lymphatic system?

Accepted Answer

Lymphoscintigraphy

Answer

Ultrasound

Answer

Computed tomography (CT) scan

Answer

Magnetic resonance imaging (MRI)

Question 37

Which of the following types of immunity involves the production of antibodies?

Accepted Answer

Humoral immunity

Answer

Active immunity

Answer

Passive immunity

Answer

Innate immunity

Question 38

Which of the following is a contraindication to receiving a vaccination?

Accepted Answer

Severe allergic reaction to a previous dose of the same vaccine

Answer

Recent travel

Answer

Pregnancy

Answer

Mild cold

Question 39

Which of the following is a recommended screening test for tuberculosis?

Accepted Answer

Tuberculin skin test (TST)

Answer

Sputum culture

Answer

Chest X-ray

Answer

Blood culture

Question 40

**Improved:** A patient presents with swollen lymph nodes in the cervical region. What is the most appropriate next step in the physical examination?

Accepted Answer

Palpate the lymph nodes for size, consistency and tenderness.

Answer

Refer the patient immediately to a specialist.

Answer

Order a complete blood count (CBC) to assess for infection.

Question 41

**Improved:** Which laboratory test is most commonly used to assess the overall immune function?

Accepted Answer

Complete blood count (CBC) with differential

Answer

Liver function tests

Answer

Blood glucose test

Answer

Electrolyte panel

Question 42

**Improved:** A patient reports experiencing frequent and prolonged episodes of fatigue, along with recurrent infections. Which of the following imaging studies might be helpful in assessing the lymphatic system?

Accepted Answer

Lymphangiography

Answer

Magnetic resonance imaging (MRI) of the brain

Answer

Computed tomography (CT) scan of the abdomen

Answer

X-ray of the chest

Question 43

**Improved:** During a physical examination, you notice enlarged and tender lymph nodes in the axillary region of a patient. This finding is most likely associated with:

Accepted Answer

An infection or inflammatory process in the upper extremity.

Answer

A heart condition.

Answer

A gastrointestinal disorder.

Answer

A respiratory illness.

Question 44

**Improved:** A patient's laboratory results show a low white blood cell count. This finding may indicate:

Accepted Answer

Immunodeficiency.

Answer

Dehydration.

Answer

Hyperthyroidism.

Answer

Liver disease.

Question 45

**Improved:** A patient presents with generalized lymphadenopathy, fatigue, unexplained weight loss, and night sweats. Which of the following imaging studies would be most appropriate for further assessment?

Accepted Answer

Positron emission tomography (PET) scan

Answer

X-ray of the chest

Answer

Ultrasound of the neck

Question 46

**Improved:** When assessing a patient's lymph nodes, which of the following characteristics should be noted?

Accepted Answer

Size, consistency, tenderness, and mobility.

Answer

Temperature, odor, and drainage.

Answer

Color, shape, and texture.

Question 47

**Improved:** A patient's blood test shows elevated levels of immunoglobulin E (IgE). This finding is most consistent with:

Accepted Answer

Allergies or parasitic infections.

Answer

Viral infections.

Answer

Autoimmune disorders.

Answer

Bacterial infections.

Question 48

**Improved:** A patient has been diagnosed with lymphedema. Which of the following interventions might be recommended?

Accepted Answer

Lymphatic drainage massage.

Answer

Anti-inflammatory medications.

Answer

Diuretics.

Answer

Antibiotics.

Question 49

**Improved:** When documenting the assessment of the lymphatic system, which of the following is most important to include?

Accepted Answer

Location, size, consistency, and tenderness of any palpable lymph nodes.

Answer

The patient's blood pressure and pulse rate.

Answer

The patient's dietary intake and exercise habits.

Question 50

A patient presents with enlarged lymph nodes in the cervical region. What additional assessment finding would strongly suggest an infectious cause of lymphadenopathy?

Accepted Answer

Tenderness upon palpation of the lymph nodes

Answer

Nodes greater than 1 cm in diameter

Answer

Firm, rubbery consistency of the nodes

Answer

Non-tender, fixed lymph nodes

Question 51

Which laboratory test is most commonly used to assess the number and types of white blood cells, including lymphocytes, in the immune system?

Accepted Answer

Complete Blood Count (CBC) with differential

Answer

Erythrocyte sedimentation rate (ESR)

Answer

Immunoglobulin electrophoresis

Answer

C-reactive protein (CRP)

Question 52

A patient with a history of autoimmune disease presents with fatigue, joint pain, and a rash. Which imaging study would be most appropriate to assess for enlarged lymph nodes and organ involvement?

Accepted Answer

Computed Tomography (CT) scan

Answer

Magnetic Resonance Imaging (MRI)

Answer

Ultrasound

Answer

Plain radiography

Question 53

A patient with a history of allergies experiences a swollen lip after eating peanuts. Which type of hypersensitivity reaction is most likely responsible for this reaction?

Accepted Answer

Type I (immediate) hypersensitivity

Answer

Type IV (delayed-type) hypersensitivity

Answer

Type III (immune complex-mediated) hypersensitivity

Answer

Type II (cytotoxic) hypersensitivity

Question 54

Which of the following is NOT a typical symptom of a weakened immune system?

Accepted Answer

Increased appetite

Answer

Weight loss

Answer

Fatigue

Answer

Recurrent infections

Question 55

A patient reports frequent respiratory infections. During the physical assessment, you observe enlarged tonsils and a palpable spleen. What condition might be suspected?

Accepted Answer

Lymphoma

Answer

Chronic obstructive pulmonary disease (COPD)

Answer

Allergic rhinitis

Question 56

Which of the following is a primary function of the lymphatic system?

Accepted Answer

Fluid balance and waste removal

Answer

Muscle contraction

Answer

Oxygen transport

Answer

Hormone production

Question 57

A patient is undergoing a bone marrow transplant.  What is the primary goal of this procedure?

Accepted Answer

To restore the immune system's ability to fight infections

Answer

To increase red blood cell production

Answer

To treat bone pain

Question 58

During an assessment of the lymphatic system, the nurse notes that the patient's lymph nodes are movable and non-tender.  How should the nurse document this finding?

Accepted Answer

Mobile, non-tender lymph nodes

Answer

Firm, rubbery lymph nodes

Answer

Enlarged, palpable lymph nodes

Answer

Fixed, tender lymph nodes