The hypothalamus contains special cells called neurosecretory cellsâneurons that secrete hormones: 1  Thyrotropin-releasing hormone (TRH) 2  Growth hormone-releasing hormone (GHRH) 3  Growth hormone-inhibiting hormone (GHIH) 4  Gonadotropin-releasing hormone (GnRH) 5  Corticotropin-releasing hormone (CRH) 6  Oxytocin. 7  Antidiuretic hormone (ADH)
Meaning: Platform for a lookout at or near the top of a mast. Classified under: Nouns denoting man-made objects. Hypernyms (crow's nest is a kind of...): platform (a raised horizontal surface) Holonyms (crow's nest is a part of...): ship (a vessel that carries passengers or freight)
The Crow is generally thought to be a symbol of bad luck and ill-fortune. Native American Indians believe that the Crows black feathers is a symbol of death to the enemy. Crow Symbol-Meaning The Crow is defined as black birds having a raucous call.They belong to a group of birds known as 'passerines' or perching birds.ative Americans believe that seeing a Crow represents Spiritual Law and its black feathers are a symbol of death to ones enemy. Native Aborigines believed that birds carried stories. The black Crow is widely believed to be a symbol of bad news. The Crow was sacred to the Greek god Apollo.