Growth factors are local regulators that(A) are produced by the anterior pituitary.(B) are modified fatty acids that stimulate bone and cartilagegrowth.(C) are found on the surface of cancer cells and stimulateabnormal cell division.(D) bind to cell-surface receptors and stimulate growth anddevelopment of target cells.

Which is a factor that directly influences bone development, growth, and repair?Multiple choice question.hormonesagegender

The growth hormone, secreted by the gland, stimulates growth and cell reproduction.

Fill in the Blank QuestionFill in the blank question.Released by the anterior pituitary, the hormone stimulates cell division, increases protein synthesis, and causes bone elongation.

Growth hormone stimulates the liver and other tissues to produce growth stimulants called insulin-like growth factors which are also called what?Multiple choice question.SomatomedinsSomatostatinsInhibiting hormonesGrowth hormone stimulating hormones

1. Healing by primary intention involves a lot of growth factors that orchestrate orderly cellularproliferation and matrix synthesis. Growth factors (such as VEGF and KGF) will bind towhich of the above receptors (encircle to receptor in the diagram)? Discuss how theseextracellular molecules induce their intracellular effects?2. A substance binds to the seven-pass G-protein which resulted in tachycardia, perspiration,decreased bowel peristalsis, and mydriasis. What is this hormone? What inactive protein isexchanged for the active form in this pathway?