Human Physiology

Exam Duration: 45 Mins Total Questions : 30

1 )

Odontoblasts procedure

(a)
dentine
(b)
cement
(c)
enamel
(d)
peridontal membrane

2 )

Arrange the following in the order of increasing volume
I.Tidal volume
II.Residual volume
III.Expiratory reserve volume
IV.Vital capacity

(a)
I
(b)
I
(c)
I
(d)
I

3 )

Coversation of ammonia into amino acid is called

(a)
nitrification
(b)
ammonification
(c)
denitrification
(d)
deamination

4 )

During hemodialysis process
I.blood is drained from a convenient artery and anticoagultant is added
II.removal of nitrogeous waste from blood
III.blood is psssed through a coiled porus cellphone membrane of tube bathing in dialysis fluid
IV.blood is mixed with antiheparin and passed into vein.
Arrange the steps.

(a)
I,II,III,IV
(b)
IV,III,II,I
(c)
I,III,II,IV
(d)
I,IV,II,III

5 )

Macrophages and leucocytes exhibit

(a)
ciliary movement
(b)
flagellar movement
(c)
amoeboid movement
(d)
gliding movement

6 )

Ca²⁺ level is controlled by

(a)
thyroid
(b)
hypothalamus
(c)
pituitary
(d)
thyroid and parathyroid

7 )

Cardiac muscles rest during

(a)
atrial diastole
(b)
atrial systole
(c)
ventricular diastole
(d)
ventricular systole

8 )

With the increasing distance from heart the elasticity as well as magnitude of the muscular layer of arteries would

(a)
decrease
(b)
remains constant
(c)
slightly decrease
(d)
increase

9 )

Crypts of Lieberkuhn secrete

(a)
insulin
(b)
pepsin
(c)
saliva
(d)
succus entericus

10 )

Which of the following conditions is responsible for increase in ventilation rate of lungs ?

(a)
Increase of CO₂ content in inhaled air
(b)
Increase of CO₂ content in exhaled air
(c)
Decrease of O₂ content in inhaled air
(d)
Decrease of O₂ content in exhaled air

11 )

There is a national eradication programme for a disease caused by the deficiency of an element

(a)
iodine
(b)
boron
(c)
copper
(d)
chlorine

12 )

How many molecules of oxygen are carried by one molecule of haemoglobin

(a)
Two
(b)
Three
(c)
Four
(d)
Six

13 )

Progesterone is a/ an

(a)
enzyme for digesting proteins
(b)
hormone to initiate uterine contraction
(c)
amino acid which may be cause of alkkaptonuria
(d)
hormone concerned with retention and growth of pregnancy

14 )

Brain sand occurs in

(a)
thymus
(b)
pineal
(c)
thyroid
(d)
pituitary

15 )

second messenger is

(a)
ATP
(b)
cAMP
(c)
GTP
(d)
ATP and AMP

16 )

Which of the following acts as precursor for steroid hormones?

(a)
Amino acids
(b)
Cholesterol
(c)
Mucoprotein
(d)
Nucleic acids

17 )

Which one of the following pairs of organs includes only the endocrine glands?

(a)
Parathyroid and adrenal
(b)
Pancreas and parathyroid
(c)
Thymus and testes
(d)
Adrenal and ovary

18 )

Colour blindness is due to the defect in

(a)
cones
(b)
rods
(c)
rods and cones
(d)
None of these

19 )

Damage to hearing is caused by sound which exceeds

(a)
70 decibels
(b)
100 decibels
(c)
110 decibels
(d)
120 decibels

20 )

The hormone(s) stored and released by posterior pituitary is/are

(a)
oxytocin
(b)
vasopressin
(c)
both 1 and 2
(d)
prolactin

21 )

Which of the following is not the locomotory organ of protozoa?

(a)
cilia
(b)
flagella
(c)
parapodia
(d)
pseudopodia

22 )

Which of the following blood groups is a universal recipient in blood transfusion?

(a)
Group AB
(b)
Group B
(c)
Group A
(d)
Group O

23 )

Match column I with column II and select the correct option from the given codes

Column I	Column II
A. Salivary amylase	(i)Proteins
B. Bile salts	(ii)Milk proteins
C. Rennin	(iii)Starch
D. Pepsin	(iv)Lipids

(a)
A-(iii), B-(iv), C-(ii), D-(i)
(b)
A-(iii), B-(iv), C-(i), D-(ii)
(c)
A-(iv), B-(iii), C-(ii), D-(i)
(d)
A-(i), B-(ii), C-(iii), D-(iv)

24 )

Assertion: Adrenal medullary hormones help in combating the stress condition.
Reason: Both adrenaline and noradrenaline act on same organs and produce similar effects.

(a)
If both assertion and reason are true and reason is the correct explanation of assertion
(b)
If both assertion and reason are true but reason is not the correct explanation of assertion.
(c)
If assertion is true but reason is false
(d)
If both assertion and reason are false.

25 )

Human beings have a significant ability to maintain and moderate the respiratory rhythm to suit demands of the body. For it we have
Respiratory rhythm centre in medulla - R
Pneumotaxic centre in pons - PT
Chemosensitive area in medulla - C1
Peripheral chemoreceptors in aortic arch and carotid artery- C2
Find out the correct path for regulation of respiration.

(a)
C₂⟶R⟶PT⟶C₁
(b)
\(PT\rightarrow \underset { \overset { \uparrow }{ { C }_{ 1 } } }{ R } \leftarrow { C }_{ 2 }\)
(c)
\({ C }_{ 1 }\rightarrow \underset { \overset { \uparrow }{ R } }{ PT } \rightarrow { C }_{ 2 }\)
(d)
\(PT\rightarrow \underset { \overset { \uparrow }{ R } }{ { C }_{ 2 } } \leftarrow { C }_{ 1 }\)