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Endocrine System

43 Questions  I  By Failatlife
Endocrine system
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1.  Many hours after a meal, alpha cells in the pancreatic islets (islets of Langerhans) secrete
A.
B.
C.
D.
E.
2.  The ___ secretes several hormones that stimulate the developement of lymphatic prgans and regulates developement and activity of T cells (white blood cells)
A.
B.
C.
D.
E.
3.  ___ are secreted by one cell into the tissue fluid, diffuse to nearby cells in the same tissue, and stimulate physiology
A.
B.
C.
D.
E.
4.  During the exhaustin stage of the general adaptation syndrome (stress response) stress overwhelms homestasis. A characteristics of this stage is that 
A.
B.
C.
D.
E.
5.  Eicosanoids are derived from
A.
B.
C.
D.
E.
6.  The nervous system reacts to stimuli ___ compared to the endocrine system, adapts_____ compared to the endocrine system, and has ____ effects compared to the endocrine system
A.
B.
C.
D.
E.
7.  Thyrotropin-releasing hormone targets the
A.
B.
C.
D.
E.
8.  This hormone plays an important tole in synchronizing physiological function with the cycle of daylight and darkness
A.
B.
C.
D.
E.
9.  The resistance stage in the general adaptation syndrome (stress response) is dominated by
A.
B.
C.
D.
E.
10.  ____synthesized in the rough endoplasmic reticulum
A.
B.
C.
D.
E.
11.  These are all secreted bu the pancreas except
A.
B.
C.
D.
E.
12.  ___is not a steroid hormone
A.
B.
C.
D.
E.
13.  Target organs most often regulate the pituitary gland via
A.
B.
C.
D.
E.
14.  The ____ secrete(s)___, which promotes Na+ and water retention
A.
B.
C.
D.
E.
15.  Absence of iodine in the diet leads to
A.
B.
C.
D.
E.
16.  Prostaglandins have all the following roles except
A.
B.
C.
D.
E.
17.  The initial response to stress is called ___ and is mediated mainly by ___ .
A.
B.
C.
D.
E.
18.  Diabetes insipidus is caused by
A.
B.
C.
D.
E.
19.  These are all hypothalamic hormones except
A.
B.
C.
D.
E.
20.  The infundibulum is
A.
B.
C.
D.
E.
21.  The ___ secretes a hormone as a response to hypocalcemia
A.
B.
C.
D.
E.
22.  Aspirin and ibuprofen block
A.
B.
C.
D.
E.
23.  What makes a cell target of a particular hormone?
A.
B.
C.
D.
E.
24.  The hypophyseal portal system connects
A.
B.
C.
D.
E.
25.  Diabetes mellitus is characterized by the following execpt
A.
B.
C.
D.
E.
26.  Negative feedback inhibition occurs when
A.
B.
C.
D.
E.
27.  ___ secretion is controlled by neuroendocrine reflexes, whereas ___ secretion is controlled by negative feedback mechanism
A.
B.
C.
D.
E.
28.  Antidiuretic hormone (ADH) targets the
A.
B.
C.
D.
E.
29.  ___ has more target cells in the body than any of the others
A.
B.
C.
D.
E.
30.  All these can cause Cushing syndrome except
A.
B.
C.
D.
E.
31.  This is the last step in the sequence of events when cyclic AMP acts as a second messenger.
A.
B.
C.
D.
E.
32.  The ___ secretes a hormone that increases the body's metabolic rate, promotes alertness and quickness reflexes, and stimulates the fetal nervous system
A.
B.
C.
D.
E.
33.  The neurohypophysis (posterior pituitary) secrets
A.
B.
C.
D.
E.
34.  Even a small quantity of hormone can have a strong effect on its target cell because of
A.
B.
C.
D.
E.
35.  Endocrine gland(s)
A.
B.
C.
D.
E.
36.  Growth hormone (GH) hypersecretion causes gigantism when it begins in childhood, but it is more likely to cause ____ when it begins in adulthood
A.
B.
C.
D.
E.
37.  Neither follicle stimulating (FSH) hormone nor testosterone along can stimulate significant sperm production whereas when they act together, the testes produce some 300,000 sperm per minute. This exemplifies
A.
B.
C.
D.
E.
38.  ___ enters the target cell's nucei and acts directly on the genes
A.
B.
C.
D.
E.
39.  Cortisol
A.
B.
C.
D.
E.
40.  The___ is not an endocrine gland but it has a role in endocrine function
A.
B.
C.
D.
E.
41.  T4 and T3 are ___ hormones that are mainly transported___ in the blood.
A.
B.
C.
D.
E.
42.  This gland has both endocrine and exocrine function
A.
B.
C.
D.
E.
43.  This zona fasiculata in the adrenal gland secretes
A.
B.
C.
D.
E.
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