The three pigments that contribute to skin color are ________, ________, and ________.

A) collagen; elastic; keratin
B) melanin; jaundice; erythema
C) sebum; sweat; urea
D) melanin; carotene; hemoglobin


Answer: D) melanin; carotene; hemoglobin

Anatomy & Physiology

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The chamber of the heart forming the apex is the right ventricle.

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

Anatomy & Physiology

All of the muscle fibers within a single motor unit are of the ________ type(s).

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

Anatomy & Physiology

The stress response is considered to include four stages: alarm, resistance, exhaustion and resolution.

a. true b. false

Anatomy & Physiology

Urine passes from the renal papilla into a

A. major calyx, then to a minor calyx, then to a ureter. B. renal pelvis, then to a major calyx, then to a ureter. C. ureter, then to a minor calyx, then to a major calyx. D. collecting duct, then to a minor calyx, then to a major calyx. E. minor calyx, then to a major calyx, then to the renal pelvis.

Anatomy & Physiology