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Biology & Geology (STEM)

Chapter 2 - Hormonal Coordination in Living Organisms

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Chapter 3 - Reproduction in Living Organisms

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Chapter 4 - Immunity in Living Organisms

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Chapter 5 - Molecular Biology - DNA Structure and Function

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Chapter 6 - Molecular Biology - RNA, Protein Synthesis and Genetic Engineering

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Quiz

Lesson 2: Adrenal Glands, The Pancreas and Reproductive Gonads — Picture questions (exam style)

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1.
The figure shows a hormonal axis with negative feedback (−). What happens to the hormone levels after: removal of the testis?
The figure shows a hormonal axis with negative feedback (−). What happens to the hormone levels after: removal of the testis?
GnRH ↓, LH ↓, testosterone ↑
GnRH ↓, LH ↑, testosterone ↑
GnRH ↓, LH ↓, testosterone ↓
GnRH ↑, LH ↑, testosterone ↓
2.
What replaces (?) in the table?
What replaces (?) in the table?
testosterone
parathormone
aldosterone
thyroxine
3.
What replaces (?) in the table?
What replaces (?) in the table?
deficiency: diabetes insipidus
cortex deficiency: Addison’s disease
deficiency in adults: myxoedema
deficiency in childhood: dwarfism
4.
What replaces (?) in the table?
What replaces (?) in the table?
parathyroids
pancreas (beta cells)
adrenal medulla
ovary
5.
What replaces (?) in the table?
What replaces (?) in the table?
adrenal cortex
thyroid
adrenal medulla
parathyroids
6.
What replaces (?) in the table?
What replaces (?) in the table?
cortex deficiency: Addison’s disease
deficiency in childhood: dwarfism
raises blood sugar in emergencies
male sexual characters
7.
What replaces (?) in the table?
What replaces (?) in the table?
ADH (vasopressin)
parathormone
progesterone
thyroxine
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