Identify the structure indicated by the X in the image below.
Fill in the blank
The Correct Answer is {"dropdown-group-1":"A"}
Correct answer: Tricuspid valve
The X marks the tricuspid valve, the atrioventricular valve between the right atrium and right ventricle composed of three cusps.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B"]
Explanation
A. Filter lymph: lymph nodes physically and biologically filter lymph, trapping pathogens and debris.
B. Immune surveillance: lymph nodes house lymphocytes and antigen-presenting cells that monitor for and respond to foreign antigens.
C. Produce macrophages: lymph nodes contain macrophages (and support their activity), but macrophages differentiate from monocytes in tissues; nodes are not typically described as producing macrophages de novo.
D. Filter blood: the spleen primarily filters blood; lymph nodes filter lymph, not systemic blood.
Correct Answer is {"dropdown-group-1":"B"}
Explanation
The circled organ is the pancreas -it sits posterior to the stomach across the posterior abdominal wall and has both exocrine (digestive enzymes) and endocrine (insulin/glucagon) functions.
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