Human endocrine glands are essentially identical to dog and cat endocrine glands, both in structure and function. The endocrine glands include the pituitary gland, thyroid gland, parathyroid glands, pancreas, adrenal glands, ovaries, and testes.he parathyroid glands are four small glands located adjacent or within the thyroid gland. These glands secrete parathyroid hormone (PTH). PTH helps maintain normal calcium and phosphorous levels in the body and is necessary for proper bone development.
The Vietcong The Vietnamese Communists, or Vietcong, were the military branch of the National Liberation Front (NLF), and were commanded by the Central Office for South Vietnam, which was located near the Cambodian border. For arms, ammunition and special equipment, the Vietcong depended on the Ho Chi Minh trail.
(Some in the North Vietnamese government thought the course of war in the south was unwise, but they were overruled.) Although publicly the war in the south was described as a civil war within South Vietnam, it was guided, equipped and reinforced by the communist leadership in Hanoi. The insurgency was called the National Liberation Front (PLF); however, its soldiers and operatives became more commonly known by their opponents as the Viet Cong (VC), short for Vietnamese Communists.