Physiology mcqs

1. Khyber Medical University
1).Gigantism is due to
a).Hyperactivity of thyroid gland b).Hyperactivity of parotid gland c).Hyperactivity of pituitary gland
d).Both A and B
2). The hormone involved in gigantism is
a).Sometotrofin hormone b).LH hormone c).Growth hormone d).Thyroid hormone
3).Gigantism occurs in.
a).Pre adult life b).Adult life c).After adolescence d).Any age
4). Gigantism occur at
a).After the fusion of epiphysis with shaft b).Before the fusion of epiphysis with shaft c).In adult life
d).Both B and C
5) .The subject in gigantism look like average haight of
a).15 to18 feet b)12 to 20 feet c).7 to 8 feet d) 20 to 22 feet
6). Hyper secretion of GH is because of tumor of
a).Chromophobes b).Epithelial cells c).Acidophil cells d).Brain stem cells
7). Acidophil cells are present in.
a).Anterior pituitary b).Post pituitary c).Hypothalamus D).Thalamus
8).Huge stature limbs disproportionately long indicates disorder
a).Dwarfism b).Acromegaly c) Progagnathism d).Gigantism
9).Degeneration of beta cells are present in
a).Diabetes mellitus b).Diabetes insipidus c).Proganthism d).Dwarfism
10).Enlargement thickening and broadening of bone shows
a) .Acromegaly b).Gigantism c) .Dwarfism d).Proganthism
11).Beta cells are present in
a).Pituitary gland b) Liver c).Pancrease d)Hypothalamus
12).Acromegaly also called
a).Gorilla face b).Short neck c).Short height d).All of the above
13).Protrusion of lower jaw is
a).Gigantism b).Progantism c).Acromegaly d).Dwarfism
14).The extreme curvature of upper backe thoracic spine is called
a) .Proganthism b) Kyphosis c) .Bitemporal hemianopia d).All
15) 0ver growth of body hair enlargement of visceral organ Broadening of nose lead to

2. a).Gigantism b).Acromegaly c).Dwarfism d).Proganthism
16).Dwarfism is characterized by.
a).Excess growth b).Stunted growth c) .Progathism d).Kyphosis
17).Dwarfism is due to.
a).Reduction of GH in infant b).Reduction of GH in adult life c).Excess of GH in infant
d).Excess of growth hormone in adult life
18) Phynohypopituitrism occurs in.
a).Acromegaly b).Gigantism c).Dwarfism d).Progathism
19).The dwarf height in adult age mostly is.
a).1 feet b).2 feet c).3 feet d).5 feet
20).Pituitary gland connected with hypothalamus by.
a).pituitary stalk b) hypophyseal stalk c).Both A and B d).None
21). Pituitary gland consist of.
a).Ant , pituitary b).Posterior pituitary c).Pars intermediate d).All of the above
22).Cell type present in ant, pituitary gland are.
a). Somatotropes b). Corticotropes c).Gonadotropes d). All of the above
23).Thyrotropes and mamatropes cells are present in.
a).Post, pituitary b).Ant, pituitary c).Pars intermedia d).Non of the above
24).Somatotropes are stained by acid dyes and are called
a).Acidophil b).Basophils c).Both A and B d).None
25).In acidophilic tumor ant pituitary gland secrete which hormone in excess amount
a).ADH b).GH c).FSH D ). LH
26).In paraventricular nuclei formation of which hormone occur
a).ADH B).FSH c).GH d).LH
27).Inhibitory hormone include.
a).Prolactin inhibine Hormone b) GH inh.H c).Both A and B d).None
28). Thyrotropin releasing hormone stimulate secretion
a).LH b).TSH c).ACTH d).GH
29).Growth hormone inhibitory hormone consist of single chain of
a).18 amino acid b).20 amino acid c).14 amino acid d).10amino acid
30).Due to damage 0f pituitary stalk secretion of all ant pituitary hormone decreases except.

3. a).TSH b).Prolactin c).ACTH d).None
31).The pituitary in pregnancy in enlarged and therefore more vulnerable to infarction
a).Acromegaly b).Shechan syndrome c).Dwarfism d).Gigantism
32).Luteinizing hormone releasing hormone cause release of both
a).GHRH and TRH b).LHRH and GHIH c).LH and FSH d).None
33).Median eminence is lower most portion of the
a).Epithalamus b).Hypothalamus c).thalamus d).both a and b
34).Hypothalamic hypophyseal portal system carries hypothalamic releasing Hormone from median
eminence
a).Ant pituitary gland b).Post pituitary gland c).Both a and b d).None
35).Thyroid stimulating hormone consist of.
a).70 Amino acid b).89 Amino acid c).50 Amino acid d).86 Amino acid
36). Pituitary gland lies in
a).Sella turcica b).Pineal body c).Epithalamus d).Mammlary body
37).ADH and oxytocin combine with carrier protein called
a).epiphysis b).neurophysis c).b0th a and b d).none
38).prolactin inhibiting hormone inhibit secretion of
a).prolactin b).TSH C).FSH D).LH
39.insulin like growth factor is.
a).gonadotropes b).lactotropes mamatropes c).corticotropes d).thyrotropes
40).Destruction of anterior pituitary gland cause decrease functioning of
a).Zona fasiculata b).Zona granulose c).Medula d).Adrenal cortex
41).Excitation of post hypothalamus would cause
a).Sweating b).Stress c).Shivering d).Hunger pangs
42).growth hormone maximaly rasises in
a).sleeping b).exercise c).hunger d).anxiety
43).What is the most potent stimuli for aldosterone release
a).ACTH b).Renin c).Hypokalemia d).hypernatremia
44).Most active form of thyroid hormone present in circulation is
a).T3 b).T4 c).TSH d).none
45).Aldosterone will increase with
a).Increased serum K b).Increased serum Na c).Decreased plasma volume d).Increased ACTH