Photoreceptors are located in the
A. cornea.
B. sclera.
C. choroids.
D. retina.
Answer: D
Anatomy & Physiology
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What specific receptor cells respond to chemicals dissolved in saliva?
A) taste bud cells B) hair cells C) olfactory cells D) gustatory cells
Anatomy & Physiology
In general, sympathetic preganglionic fibers are ________ and postganglionic fibers are ________
A) long; short B) short; long C) long; long D) short; short
Anatomy & Physiology
Which organs function to remove old, worn out red blood cells?
A. Liver and kidney B. Liver and bone marrow C. Liver and spleen D. Spleen and kidney
Anatomy & Physiology
The force that moves air into the lungs during inspiration comes from the
A. diaphragm. B. atmospheric pressure. C. external intercostal muscles. D. abdominal wall muscles.
Anatomy & Physiology