Hypothalamic hormones originating in the ____________________ (A), pass through axons and are released from their nerve endings. Hypothalamic hormone reach the pituitary gland through a _____________________ (B) and regulate the functions of the ____________________ (D). The __________________ (C) is under the direct neural regulation of the ________________ (E).

Question

( a ) Thalamic neurons; systemic circulation; posterior pituitary; anterior pituitary; Thalamus
( b ) hypothalamic neurons; systemic circulation; anterior pituitary; posterior pituitary; Thalamus
( c ) hypothalamic neurons; systemic circulation; anterior pituitary; posterior pituitary; hypothalamus
( d ) hypothalamic neurons; portal circulatory system; anterior pituitary; posterior pituitary; hypothalamus