PROCEDURE This exercise is designed to determine the identity of six unknown hor

Question

PROCEDURE This exercise is designed to determine the identity of six unknown hormones by observing the effect each hormone had on the organs of the male rat. Working in groups of three or four, use the background material to complete Table 1. Then, use the information provided on the next pages to determine the identity of each hormone. TABLE 1 Comparison of hormonal effects on different organs A "+" denotes an increase in size. A “-" denotes a decrease in size. Enter "NC" if no change occurs ACTH Cortisoll I Testosterone Intact CastrateIntact Castrate LH TRHTSH Pituitary gland Thyroid gland Adrenal glands Thymus gland Testes Prostate Body weight TRH, thyroid-releasing hormone; TSH, thyroid-stimulating hormone; ACTH, adrenocorticotropin hormone; LH, luteinizing hormone

Explanation / Answer

TESTOSTERONE

INTACT

TESTOSTERONE

CASTRAT

LH

INTACT

LH

CASTRAT

TRH TSH ACTH CORTISOL

TESTOSTERONE

INTACT

TESTOSTERONE

CASTRAT

LH

INTACT

LH

CASTRAT

Pituitary gland + + + + NC NC NC NC Thyroid gland + + NC NC NC NC NC NC Adrenal glands + + + + NC NC NC NC Thymus NC - + + NC NC NC NC Testes NC NC NC NC + + + + Prostate NC NC NC NC - - + + Seminal vesicles NC NC NC NC + + + + Body weight + + - - + + + +

Related Questions

Navigate

• Browse (All)
• Browse P
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.