Mark the following statements as true or false. If a statement is false, correct it to make a true statement. a. The primary skin pigment is melanin, which is derived from the amino acid tyrosine. b. Melanin is produced by melanocytes and covers the nuclei of neighboring dendritic cells. c. Carotene is a brown-black pigment that accumulates in the stratum corneum. d. Increased amounts of blood flowing through the dermis lead to pallor in the skin. e. Hemoglobin is a pigment found in red blood cells, and its color depends on the oxygen level of the blood.

Phlebotomy Essentials
6th Edition
ISBN:9781451194524
Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Publisher:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Chapter1: Phlebotomy: Past And Present And The Healthcare Setting
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Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
a. The primary skin pigment is melanin, which is derived from the amino acid tyrosine.
b. Melanin is produced by melanocytes and covers the nuclei of neighboring dendritic cells.
c. Carotene is a brown-black pigment that accumulates in the stratum corneum.
d. Increased amounts of blood flowing through the dermis lead to pallor in the skin.
e. Hemoglobin is a pigment found in red blood cells, and its color depends on the oxygen level of the blood.

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