What type of cutaneous receptor would be the first to respond to a touch that barely contacts the skin of the forearm?

A. Ruffini ending
B. Meissner corpuscle
C. Root hair plexus
D. Pacinian corpusle


Answer: C

Anatomy & Physiology

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The bone cells in the Haversian system are found in little spaces called:

a. central canal b. canaliculi c. lacunae d. none of the above

Anatomy & Physiology

Growth hormone secretion increases markedly about an hour after the onset of deep sleep

Indicate whether the statement is true or false

Anatomy & Physiology

In general, the brainstem descending pathways have greater influence over motor neurons controlling muscles involved in fine movements and the corticospinal pathways

are more involved in the coordination of large muscle groups and postural muscles. Indicate whether the statement is true or false.

Anatomy & Physiology

A reflex in which the sensory input and motor output are on opposite sides of the spinal cord is called a/an ________ reflex arc.

A. monosynaptic B. polysynaptic C. contralateral D. intersegmental E. ipsilateral

Anatomy & Physiology