This large lymphatic organ removes worn-out blood cells from circulation and also serves as a reservoir for blood:
Thymus gland
Liver
Spleen
Interstitial spaces
The Correct Answer is C
A. The thymus gland is involved in the maturation of T-cells, a type of white blood cell, but it does not remove worn-out blood cells or serve as a blood reservoir.
B. The liver has various functions, including detoxification, protein synthesis, and storage of glycogen, but it is not the primary organ for removing worn-out blood cells or serving as a blood reservoir.
C. The spleen is a large lymphatic organ that filters blood, removes worn-out blood cells, and serves as a reservoir for blood. It also plays a role in immune function by filtering pathogens from the blood.
D. Interstitial spaces refer to the fluid-filled spaces between cells in tissues and are not an organ involved in blood cell removal or storage.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Inguinal nodes are located in the groin area, not the neck.
B. Subclavian nodes are found near the clavicle (collarbone), closer to the chest, not specifically in the neck.
C. Cervical nodes are the correct answer. These lymph nodes are located in the neck and are responsible for filtering lymph from the head and neck region.
D. Palatine tonsil is located in the oropharynx (back of the throat), not in the neck, although it is part of the lymphatic system.
Correct Answer is A
Explanation
A. All of the answers are correct — Complement proteins are part of the immune system and contribute to defense in multiple ways:
B. They attract phagocytes to the site of infection through chemotaxis, enhancing the immune response.
C. They promote inflammation by increasing vascular permeability and attracting immune cells.
D. They can destroy cells by forming the membrane attack complex (MAC), which creates pores in the membranes of pathogens, leading to cell lysis.
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