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Human Biology Exam #2 questions with correct answers
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Human Biology Exam #2 questions with correct answers
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Human Biology Exam #2What do glands do? - correct answer ✔✔Secrete hormones directly into the blood stream
Specific effects on specific organs
Delay between release of hormones and it's arrival at target cells.
What is hormonal control adequate for?? - correct answer ✔✔Digestion, Salt and Water Balance,
Metabolism, Growth
4 Characteristics of Hormones - correct answer ✔✔Steroids, proteins or amines (amino acid derivatives)
Active in small amounts
Most under negative feedback control
Rapidly degraded in the liver (enzymes in blood break down amines)
What are male sex hormones also known as? - correct answer ✔✔Androgens
Where are male sex hormones produced? - correct answer ✔✔Testes
What is the principal Androgen? - correct answer ✔✔Testosterone
What is the main function of Testosterone? - correct answer ✔✔Sperm making
Name a few secondary sex characteristics of the male hormones - correct answer ✔✔Growth of the
larynx
Deepening of the voice
Growth of the beard & public hair
Development of larger & stronger muscles
Stimulation of sweat glands to produce fatty acids
, may cause sebaceous glands in the skin to become overactive... acne
What are female sex hormones also known as? - correct answer ✔✔Estrogen
Where is the female hormone produced? - correct answer ✔✔Ovaries
What does Estrogen Stimulate?? - correct answer ✔✔Breast development, external genitalia
Estrogen determines? - correct answer ✔✔The distribution of body fat
How is the menstrual cycle produced? - correct answer ✔✔Estrogens, progesterone, FSH (follicle
stimulating hormone), & LH (luteinizing hormone) all interact to produce the menstrual cycle
What does the menstrual cycle do? - correct answer ✔✔egg maturation and release
Where is the adrenal cortex - correct answer ✔✔Outer region of the adrenal gland (a double gland)
What does the Adrenal Cortex do? - correct answer ✔✔Secretes 2 major groups of adrenal steroids:
glucocorticords and mineralocorticoids
It also secrets male sex hormones
What do glucocorticolids do? - correct answer ✔✔helps maintain the glucose level in the blood
suppress inflammatory responses to tissues injury or infection
How do glucocorticolids maintain glucose levels in the blood? - correct answer ✔✔Promotes the
conversion of proteins & fats to glucose
Explain what cortisol does - correct answer ✔✔suppresses inflammatory responses to tissue injury and
infection
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