Endocrine System

43 Questions  I  By Failatlife
Endocrine system
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1.  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.
2.  The___ is not an endocrine gland but it has a role in endocrine function
A.
B.
C.
D.
E.
3.  ___is not a steroid hormone
A.
B.
C.
D.
E.
4.  Diabetes mellitus is characterized by the following execpt
A.
B.
C.
D.
E.
5.  Even a small quantity of hormone can have a strong effect on its target cell because of
A.
B.
C.
D.
E.
6.  The infundibulum is
A.
B.
C.
D.
E.
7.  Prostaglandins have all the following roles except
A.
B.
C.
D.
E.
8.  The neurohypophysis (posterior pituitary) secrets
A.
B.
C.
D.
E.
9.  This zona fasiculata in the adrenal gland secretes
A.
B.
C.
D.
E.
10.  Endocrine gland(s)
A.
B.
C.
D.
E.
11.  Negative feedback inhibition occurs when
A.
B.
C.
D.
E.
12.  Eicosanoids are derived from
A.
B.
C.
D.
E.
13.  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.
14.  What makes a cell target of a particular hormone?
A.
B.
C.
D.
E.
15.  Cortisol
A.
B.
C.
D.
E.
16.  This gland has both endocrine and exocrine function
A.
B.
C.
D.
E.
17.  Many hours after a meal, alpha cells in the pancreatic islets (islets of Langerhans) secrete
A.
B.
C.
D.
E.
18.  ___ 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.
19.  The initial response to stress is called ___ and is mediated mainly by ___ .
A.
B.
C.
D.
E.
20.  This is the last step in the sequence of events when cyclic AMP acts as a second messenger.
A.
B.
C.
D.
E.
21.  This hormone plays an important tole in synchronizing physiological function with the cycle of daylight and darkness
A.
B.
C.
D.
E.
22.  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.
23.  Diabetes insipidus is caused by
A.
B.
C.
D.
E.
24.  Absence of iodine in the diet leads to
A.
B.
C.
D.
E.
25.  All these can cause Cushing syndrome except
A.
B.
C.
D.
E.
26.  Thyrotropin-releasing hormone targets the
A.
B.
C.
D.
E.
27.  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.
28.  ___ secretion is controlled by neuroendocrine reflexes, whereas ___ secretion is controlled by negative feedback mechanism
A.
B.
C.
D.
E.
29.  These are all hypothalamic hormones except
A.
B.
C.
D.
E.
30.  ____synthesized in the rough endoplasmic reticulum
A.
B.
C.
D.
E.
31.  The ___ secretes a hormone as a response to hypocalcemia
A.
B.
C.
D.
E.
32.  The resistance stage in the general adaptation syndrome (stress response) is dominated by
A.
B.
C.
D.
E.
33.  These are all secreted bu the pancreas except
A.
B.
C.
D.
E.
34.  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.
35.  Antidiuretic hormone (ADH) targets the
A.
B.
C.
D.
E.
36.  Aspirin and ibuprofen block
A.
B.
C.
D.
E.
37.  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.
38.  ___ enters the target cell's nucei and acts directly on the genes
A.
B.
C.
D.
E.
39.  ___ has more target cells in the body than any of the others
A.
B.
C.
D.
E.
40.  The ____ secrete(s)___, which promotes Na+ and water retention
A.
B.
C.
D.
E.
41.  Target organs most often regulate the pituitary gland via
A.
B.
C.
D.
E.
42.  T4 and T3 are ___ hormones that are mainly transported___ in the blood.
A.
B.
C.
D.
E.
43.  The hypophyseal portal system connects
A.
B.
C.
D.
E.
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