Identify the lymph nodes indicated by the arrow in the image below. Fill in the blank
The Correct Answer is {"dropdown-group-1":"A"}
Correct answer: Cervical lymph nodes
Cervical lymph nodes are located along the sides of the neck and drain the scalp, face, and structures of the head and neck; the lymph nodes indicated by the arrow in the neck region correspond to the cervical group.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. 7.3 to 7.5: Correct (closest choice) -normal arterial blood pH is about 7.35–7.45, so 7.3–7.5 best matches the normal range given.
B. 7.6 to 7.8: this is alkalotic and well above normal physiologic range.
C. 6.8 to 7.0: this is severely acidotic and below normal.
D. 7.0 to 7.2: still acidotic and below the normal physiological range.
Correct Answer is B
Explanation
A. Biliverdin: biliverdin is a green pigment formed during heme breakdown and does not contain iron.
B. Heme: the heme moiety of hemoglobin contains an iron atom (Fe²⁺) at its center that binds oxygen.
C. Bilirubin: bilirubin is a breakdown product of biliverdin and does not contain iron.
D. Globin: globin is the protein part of hemoglobin (amino-acid chains); iron is in the heme portion, not the globin polypeptide.
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