Which of the following statements best describes what fingernails actually are?
A) Fingernails are a modification of the epidermis.
B) Fingernails are derived from osseous tissue.
C) Fingernails are extensions of the carpal bones.
D) Fingernails are a separate tissue from the skin, formed from a different embryonic layer.
A) Fingernails are a modification of the epidermis.
You might also like to view...
The testes originate from tissues posterior to the parietal pleura.
Answer the following statement true (T) or false (F)
Upper limb development lags behind lower limb development by about three days
Indicate whether this statement is true or false.
Identify the following components:
Which of the following statements regarding sensory pathways is correct?
A. All somatic sensory information that reaches the cerebral cortex is first processed in the thalamus. B. Somatic sensory information from the left side of the body projects to the left side of the somatosensory cortex. C. All somatic sensory information travels together in a single tract in the spinal cord. D. Ascending pathways in the anterolateral column of the spinal cord carry information about fine touch discrimination. E. Ascending pathways in the dorsal column of the spinal cord carry information about pain from the back muscles.