The ________ in keratinocytes protects the epidermis and dermis from the harmful effects of sunlight

A) sebum
B) hemoglobin
C) melanin
D) carotene
E) keratin


Answer: C

Anatomy & Physiology

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Glomerulosclerosis is caused by long-term use of pain relievers, particularly nonsteroidal anti-inflammatory drugs.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

The color of urine is due to the presence of a pigment called __________________, produced during the breakdown of hemoglobin.

Fill in the blank(s) with the appropriate word(s).Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

Which three components make up the porta hepatis

A) hepatic portal vein, hepatic artery proper, common bile duct B) central vein, hepatic vein, common bile duct C) hepatic portal vein, hepatic artery proper, hepatic vein D) hepatic artery proper, central vein, common bile duct E) hepatic portal vein, central vein, hepatic artery proper

Anatomy & Physiology

The lateral margin of the uterine tube, which bears the fimbriae, is called the

A. ampulla. B. fornix. C. isthmus. D. infundibulum. E. uterine part.

Anatomy & Physiology