Melanin is produced only by ________.
A. melanocytes
B. keratinocytes
C. Langerhans cells
D. basal cells
E. Merkel cells
Answer: A
Anatomy & Physiology
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Which of the following is a correct unit of pressure?
A. Newtons B. kg/cm2 C. N/cm2 D. slugs
Anatomy & Physiology
What are two parts of the nervous system that send and receive information?
What will be an ideal response?
Anatomy & Physiology
How fast would the heart beat if the AV node were diseased, as occurs in total heart block?
A. 20 to 40 beats per minute B. The heart rate would be very erratic, and rates would fluctuate widely. C. An average of 75 beats per minute D. 40 to 60 beats per minute E. More than 90 beats per minute
Anatomy & Physiology
Of the nine regions used by anatomists to divide the abdominopelvic cavity, this one is most inferior and medial.
a. hypogastric b. umbilical c. lumbar d. epigastric
Anatomy & Physiology