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BIO 431 Unit 5 -Ch.18 Exam Questions with Correct Answers
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BIO 431 Unit 5 -Ch.18 Exam Questions with Correct Answers
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BIO 431 Unit 5 -Ch.18 Exam Questionswith Correct Answers
Which of the choices below is a type of hormone that acts on neighboring cells without
entering the bloodstream?
1. Local hormone
2. Paracrine
3. Autocrine
4. Circulating hormone
a) 1 only
b) 2 only
c) 3 only
d) 4 only
e) Both 1 and 2 - Answer-e) Both 1 and 2
Which of the following is an eicosanoid?
1. Prostaglandin
2. Leukotriene
3. Glycoprotein
a) 1 only
b) 2 only
c) 3 only
d) Both 1 and 2
e) All of these choices - Answer-d) Both 1 and 2
An individual with a deficiency in fatty acid intake might have difficulty producing which
type of hormones?
a) Amine hormones
b) Peptide hormones
c) Thyroid hormones
d) Steroid hormones
e) Eicosanoid hormones - Answer-e) Eicosanoid hormones
When one hormone opposes the action of another hormone, it is called a(n)
a) synergistic effect.
b) permissive effect.
c) antagonistic effect.
d) circulating effect.
e) local effect. - Answer-c) antagonistic effect.
, What controls hormone release from the anterior pituitary gland?
a) Muscle contraction
b) The peripheral nervous system
c) Hormones released from the hypothalamus
d) Action potentials from the thalamus
e) Chemical changes in the cerebrospinal fluid (CSF) - Answer-c) Hormones released
from the hypothalamus
Which of the following anterior pituitary hormones stimulates milk production?
a) Luteinizing hormone
b) Prolactin
c) Thyrotropin
d) Melanocyte stimulating hormone
e) Adrenocorticotropic hormone - Answer-b) Prolactin
Which of the following anterior pituitary hormones stimulates the adrenal cortex to
secrete cortisol?
a) Luteinizing hormone
b) Prolactin
c) Insulin-like growth factors
d) Melanocyte-stimulating hormone
e) Adrenocorticotropic hormone - Answer-e) Adrenocorticotropic hormone
Which type of anterior pituitary cell secretes melanocyte stimulating hormone (MSH)?
a) Thyrotrophs
b) Gonadotrophs
c) Somatotrophs
d) Lactotrophs
e) Corticotrophs - Answer-e) Corticotrophs
The amount of ADH that is released by the posterior pituitary glands varies with
a) blood osmotic pressure.
b) blood calcium levels.
c) blood oxygen levels.
d) blood glucose levels.
e) all choices are correct . - Answer-a) blood osmotic pressure.
In addition to increasing growth of bones and soft tissues, somatotropin does all
EXCEPT
a) enhances lipolysis
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