Suppose you cut your finger only slightly in what is known as a "paper cut." You observe that the cut hurts but it doesn't bleed. How would you interpret your observation?

A. You probably have some unknown condition related to blood clotting.
B. The paper severed the skin, missing blood vessels, but hitting nerve endings.
C. Nerve endings occur in epithelium but blood vessels do not.
D. Very thin cuts never draw blood but do sever nerves.
E. The paper had some factor that prevented the release of blood but not the sensation of pain.


Answer: C

Anatomy & Physiology

You might also like to view...

What role does Ca2+play in synaptic transmission?

A) Ca2+ is released into the synapse, transmitting a signal to the postsynaptic cell. B) Ca2+ causes the release of vesicles from the readily releasable pool. C) Ca2+causes vesicles to move from the storage pool to docking proteins. D) Both B and C

Anatomy & Physiology

When pulmonary compliance is __________, such as with pulmonary fibrosis, more work is required to expand the lungs

Fill in the blank(s) with correct word

Anatomy & Physiology

Which of these structures produces enzymes that digest carbohydrates?

A) salivary glands B) pancreas C) lining of the small intestine D) both a and b E) all of the above

Anatomy & Physiology

In order for amino acids to be oxidized for energy, the amine group (NH2 ) must be removed

Indicate whether the statement is true or false

Anatomy & Physiology