The part of the hair that extends beyond the skin surface is called the
A. bulb.
B. alopecia.
C. papilla.
D. shaft.
E. root.
Answer: D
Anatomy & Physiology
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Which vessel has only the tunica intima layer?
A) artery B) vein C) arteriole D) venule E) capillary
Anatomy & Physiology
BMI measures
A) the amount of body fat. B) the basal metabolic rate. C) weight in proportion to height. D) volume in proportion to area.
Anatomy & Physiology
About 90% of the neurons in the nervous system are ________ neurons
A) association B) afferent C) motor D) efferent E) sensory
Anatomy & Physiology
Sympathetic nerve fibers are not associated with situations involving ________
A) anger B) arousal C) stress D) digestion E) exercise
Anatomy & Physiology