The effects of GnRH on the secretion of LH and FSH are not exactly parallel, and the variations are probably due to other modulating factors such as the serum concentrations of steroid hormones (substances secreted by the adrenal cortex, testes, and ovaries).
The noun OBSTACLE has 2 senses: 1. something immaterial that stands in the way and must be circumvented or surmounted. 2. an obstruction that stands in the way (and must be removed or surmounted or circumvented). Familiarity information: OBSTACLE used as a noun is rare.Dictionary entry details.. something immaterial that stands in the way and must be circumvented or surmounted. 2. an obstruction that stands in the way (and must be removed or surmounted or circumvented). Familiarity information: OBSTACLE used as a noun is rare.
An obstacle course is a series of challenging physical obstacles an individual or team must navigate usually while being timed.Obstacle courses can include running, climbing, jumping, crawling, swimming, and balancing elements with the aim of testing speed and endurance.Sometimes a course involves mental tests.he annual obstacle course race is memorialized by a sculpture by John Boxtel, To Overcome, which was a gift of the class of 1991. Officer Cadets in third year take a physical education courses Obstacle Course and Water Borne Training.