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Physiology

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.

Which vitamin is generally excreted in urine?

a)

Vitamin A

b)

Vitamin B

c)

Vitamin C

d)

Vitamin B and K

2.

Which of the following is not a digestive enzyme?

a)

Pepsin

b)

Renin

c)

Ameleopsin

d)

Insulin

3.

Which of the following gastrointestinal hormone stimulates insulin secretion?

a)

GIP

b)

CCK

c)

Gastrin

d)

Secretin

4.

Insulin promotes _______

a)

Glycolysis

b)

Glycogenesis

c)

Glycogenolysis

d)

Gluconeogenesis

5.

Digestion of macronutrients is necessary because?

a)

They are not absorbed as such

b)

They are large molecules

c)

They have Complex structure

d)

They are made up of micro nutrients

6.

Gastric juice contains

a)

Trypsinogen

b)

Pepsinogen

c)

Chymotrypsinogen

d)

All the above

7.

Exchange of gases in the alveoli of the lungs takes place by

a)

Osmosis

b)

simple diffusion

c)

Passive transport

d)

Active transport

8.

Maximum amount of Co2 transport occurs as

a)

Dissolved in plasma

b)

Carbaminohemoglobin complex

c)

Bicarbonate form

d)

Dissolved RBC

9.

Brunner's glands occurs in

a)

Mucosa of duodenum

b)

Submucosa of duodenum

c)

In between the base of Villi

d)

Submucosa of stomach

10.

Pancreas produces

a)

Three digestive enzymes and one hormone

b)

Three digestive enzymes and two hormones

c)

Two digestive enzymes and one hormone

d)

Three digestive enzymes and no hormone

11.

Secretion of gastric juice is stopped by

a)

Gastrin

b)

Enterogastrone

c)

Secretin

d)

Pancreozymin

12.

Choose the correct pair

a)

Rennin - casein

b)

Protein - amylase

c)

Carbohydrates - lipase

d)

Maltase - lactose

13.

Digestion of both starch and protein is carried out by

a)

Gastric juice

b)

Salivary juice

c)

Pancreatic juice

d)

Enterokinase

14.

Glycogen is formed from

a)

Glucose

b)

Lactic acid

c)

Amino acids

d)

All the above

15.

What is common among amylase , rennin and trypsin

a)

All are proteins

b)

All are proteolytic enzymes

c)

All are produced in the stomach

d)

All are act in acid pH

16.

The contraction of gall bladder is due to

a)

Gastrin

b)

Secretin

c)

Enterogastrone

d)

Cholecystokinin

17.

Vitamin K is required for

a)

Change of prothrombin into thrombin

b)

Synthesis of prothrombin

c)

Change of fibrinogen to fibrin

d)

Formation of thromboplastin

18.

Stenson's duct is associated with

a)

Parotid gland

b)

Submaxillary gland

c)

Sublingual gland

d)

Submandibular gland

19.

Emulsification of fat is carried out by

a)

Bile pigments

b)

Bile salts

c)

Bile

d)

Succus entericus

20.

Oxygen dissociation curve of haemoglobin is

a)

Sigmoid

b)

Hyperbolic

c)

Hypobolic

d)

Bell shaped

21.

Epiglottis Guards the opening of

a)

Oesophagus

b)

Larynx

c)

Trachea

d)

Eustachian tube

22.

Breathing is controlled by a centre in the

a)

Hypothalamus

b)

Cerebellum

c)

Medulla oblongata

d)

Cerebrum

23.

Which vertebrates organ receives only oxygenated blood

a)

Gills

b)

Lungs

c)

Liver

d)

Spleen

24.

The total quantity of air that can be expelled from the lungs with maximum effort following a maximal inspiration is called

a)

Tidal volume

b)

Residual volume

c)

Vital capacity

d)

Total lung capacity

25.

Pepsinogen is activated to pepsin by

a)

Active pepsin

b)

Chloride ions

c)

HCl

d)

Enterokinase

26.

The P wave of the electrocardiogram is associated with

a)

Contraction of Atria

b)

Contraction of ventricles

c)

Depolarization of Sino auricular node

d)

Depolarization of AV node

27.

Carbonic anhydrase occurs in

a)

Blood plasma

b)

Lymphocytes

c)

RBCs

d)

Leukocytes

28.

The wall of blood capillary is formed of

a)

Epithelial cells

b)

Endothelial cells

c)

Haemocytes

d)

Parietal cells

29.

the heart sound dupp is produced by

a)

Opening of AV valves

b)

Closure of AV valves

c)

Closure of semilunar valves

d)

Opening of semilunar valves

30.

Lymph lacks of

a)

Erythrocytes

b)

Platelets

c)

Plasma proteins

d)

All of the above

31.

The process of sneezing of leukocytes out of capillaries is called

a)

Exocytosis

b)

Exosmosis

c)

Diapedesis

d)

Chemotaxis

32.

Most abundant of leukocytes in blood

a)

Basophils

b)

Neutrophils

c)

Monocytes

d)

Lymphocytes

33.

Valves are not found in

a)

Arteries

b)

Veins

c)

Heart

d)

Lymphatics

34.

Which one of the following terms is not related to coagulation of blood?

a)

Fibrin

b)

Thrombin

c)

Calcium

d)

Vitamin K

e)

Heparin

35.

Iron is attached to globin part of haemoglobin by

a)

Covalent bond

b)

Ionic bond

c)

Co-ordinate Bond

d)

Hydrogen bond

36.

Hepatic portal system starts from

a)

Digestive system to kidney

b)

Digestive system to liver

c)

Liver to heart

d)

Liver to kidney

37.

One of the factor required for the maturation of erythrocytes

a)

Castle intrinsic factor

b)

Vitamin K

c)

Vitamin B9

d)

Vitamin B12

38.

A persistent rise in the blood pressure is called

a)

Hypertension

b)

Heart attack

c)

Hypotension

d)

Heart block

39.

Coronary veins open into

a)

Right ventricle

b)

Right auricle

c)

Left ventricle

d)

Left auricle

40.

Which of the following is not the main functions of lymph glands?

a)

Formation of WBC

b)

Formation of antibodies

c)

Formation of RBC

d)

Destroying bacteria

41.

Main function of kidney is

a)

Passive reabsorption

b)

Ultrafiltration

c)

Selective reabsorption

d)

Both B and C

42.

In amoeba NH3 is mainly excreted by

a)

Food vacuole

b)

Contractile vacuole

c)

Plasma membrane

d)

All of these

43.

Ammonia is converted into urea by

a)

Cori cycle in liver

b)

Krebs cycle in liver

c)

Ornithine cycle in liver

d)

Protein catabolism in liver

44.

The hormone that promotes reabsorption of water from glomerular filtrate

a)

Oxytocin

b)

Vasopressin

c)

Calcitonin

d)

Aldosterone

45.

The kidney of amphibians

a)

Pronephros

b)

Mesonephros

c)

Metanephros

d)

Opisthonephros

46.

Solenocytes are the main excretory organ in

a)

Annelida

b)

Mollusca

c)

Insects

d)

Platyhelminthes

47.

Which ion is essential for muscle contraction?

a)

Sodium

b)

Potassium

c)

Calcium

d)

Chloride

48.

In skeletal muscleT tubules used for

a)

Secrete acetylcholine

b)

Give mechanical support

c)

Store calcium

d)

Conduct impulse

49.

ATP is consumed during

a)

Muscle contraction as well as relaxation

b)

Muscle relaxation only

c)

Muscle contraction only

d)

neither muscle contraction nor relaxation

50.

Ovulation occurs under the influence of

a)

Oestrogen

b)

Progesterone

c)

Luteinizing hormone

d)

Follicle stimulating hormone

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