1 |
The functions of oxytocin islare to ___________ |
Cause the uterus to contract
Induce labor
Stimulate the release of milk from the mother's mammary glands when her baby is nursing
All of the above
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2 |
Deficiency of vasopressin or ADH by the pituitary gland leads to a disorder in which the patients kidney have lessoned ability to absorb water is: |
Diabetes mellitus
Diabetes insipidus
Goiter
Exophthalmic goiter
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3 |
Oxytocin is secreted by the endocrine gland named: |
Pituitary gland
Thyroid gland
Parathyroid gland
Adrenal gland
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4 |
The addrenaline cortex produces ______________ |
Adrenaline
Calcitonin
Epinephrine
Aldosterone
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5 |
Parathyroid hormone acts to ensure that |
Calcium levels in the blood never drop too low
Sodium levels in urine are constant
Potassium levels in the blood do not escalate
The concentration of water in the blood is sufficient
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6 |
Which of the following hormones is not released by the anterior pituitary? |
Melanocyte - releasing hormone
Gonadotropin-releasing harmone
Thyroid- stimulating hormone
Growth hormone
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7 |
_______ regulates the kidney's retention of water. |
Prolactin
Oxytocin
Thyroxin
Vasopressin (ADN)
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8 |
Which one of the following condition is resulted from excess GH in adults? |
Cushing's disease
Acromegaly
Hyperthyroidism
Diabetes mellitus
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9 |
Primary tissue is added by the |
Lateral meristem
Underground meristem
Apical meristem
Vertical meristem
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10 |
On the basis of structure and shape of the cap,two species of Acetabularia have been identified |
Acetabularia mediterrance & A.crenulata
A.typhi & A.mediterranea
A.crenulate & A.sisso
A.crenulata & A.arabica
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11 |
The Syndrome which is an example of trisomy of the sex chromosome is |
Turner's syndrome
Down's syndrome
Klinefelter's syndrome
Tay-Sach's syndrome
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12 |
In the chick the mesodermal cells migrate and caudally from both sides and create a mid line thickening called |
Primitive streak
Excretion
Ultra-streak
Blastoderm
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13 |
in plants regeneration is the basis of plant |
Fishes
Amphibian
Reptiles
Birds
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14 |
In incubating eggs artificially the incubators are usually regulated at temperature between |
20 - 22<sup>o</sup>C
27 - 29<sup>o</sup>C
30 - 32<sup>o</sup>C
36 - 38<sup>o</sup>C
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15 |
In chordates the healing of fracture and repair of a skin wound are some other examples of |
Reformation
Regeneration
Rejuvenation
Renaissance
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16 |
In addition to auxin which hormone also play important role in apical domince |
Abcesic acid
Gibberellins
2,4-D
Cytokinins
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17 |
If lobster loses its pincer claw a new claw |
Regenerates
Never develops
IS ready
None of these
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