Free Physiology MCQs Mock Test Online with Answers

Q1 : The best screening test for hemophilia is_____________?

A: BT B: PT C: PTT D: CRT

Q2 : Small intestinal peristalsis is controlled by _______________?

A: Myentric plexus B: Meissners plexus C: Vagus nerve D: Parasympathetic

Q3 : Potassium is maximum in_____________?

A: Cell B: Plasma C: Interstitium D: Bone

Q4 : Most of the sodium is reabsorbed in_____________?

A: PCT B: DCT C: Loop of henle D: Vasa recta

Q5 : Immune complexes are removed from blood by _____________?

A: B cell B: Basophil C: Plasma cell D: Kupffer cell

Q6 : Which of the following is not a vitamin K dependent procoagulant ?

A: Factor II B: Factor VII C: Factor IX D: Factor XI

Q7 : What is the glomerular filtration rate ?

A: 100 ml/min B: 125 ml/min C: 150 ml/min D: 175 ml/min

Q8 : Which of the following adaptations will be apt to increase the work capacity at high altitude_________________?

A: Increased workload, decreasing duration of exercise B: Increased workload, increasing duration of exercise C: Decreasing workload, increasing duration of exercise D: Decreasing workload, decreasing duration of exercise

Q9 : Limitation of inspiration by vagal lung inflation signals is called the______________?

A: Autonomic reflex B: Bainbridge reflex C: Herring – Breur reflex D: Herring – Breur reflex

Q10 : Skeletal muscles______________?

A: Contracts when calcium is taken up by sarcoplasmic reticulum B: Contracts when actin and myosin filaments shorten C: Contraction is initiated by calcium binding to troponin D: Contraction is initiated by calcium binding to tropomyosin

Q11 : The effect which is seen due to decrease in serum calcium concentration is_______________?

A: Relaxation of muscle B: Excitability of the muscle C: Increase the renal absorption D: Depression of Nervous system

Q12 : Major portion of glomerular filtrate is absorbed in__________________?

A: Loop of Henle B: Distal convoluted tubule C: Collecting duct D: Proximal segment

Q13 : The function common to neutrophils, monocytes & macrophages is______________?

A: Immune response B: Phagocytosis C: Liberation of histamine D: Destruction of old erythrocytes

Q14 : Which one of the following is a precursor of both gonadal and adrenocortical hormones_____________?

A: Progesterone B: Cortisol C: Testosterone D: Corticosterone

Q15 : The universal blood recipient group is_________________?

A: O- Ve B: O+ Ve C: AB- Ve D: AB+ Ve

Q16 : Site of RBC formation in 20 years old healthy male is____________?

A: Flat bones B: Long bones C: Liver D: Yolk sac

Q17 : In which segment of the nephron does tubular fluid has the highest osmolarity ?

A: Henle’s loop B: Distal tubule C: Distal tubule D: Collecting duct

Q18 : Normal adult person’s blood contains_____________?

A: 40% neutrophils B: 30% lymphocytes C: 20% eosinophils D: 10% basophils

Q19 : Fertilized ovum usually gets attached to the uterus wall in ____________?

A: 14 days B: 28 days C: 8 weeks D: 1 week

Q20 : Valve of Hasner is present at________________?

A: Stensons duct B: common bile duct C: Naso lacrimal duct D: D. maxillary Sinus

Q21 : In cases of hypercapnia there is_______________?

A: Increased pH of blood B: Decreased pH of blood C: Remains same D: Increased oxygen concentration in blood

Q22 : Reverse T3 is__________________?

A: Synthetic derivative B: Isomerisation product of T3 and active C: Isomerisation product of T3 and inactive D: Reverse of T3

Q23 : The normal brown red color of feces results from the presence of_______________?

A: Heme B: Stercobilin C: Biliverdin D: Bilirubin diglucuronide

Q24 : Small lymphocyte is _____________?

A: Bigger than RBC B: Same as the size of RBC C: Smaller than RBC D: None of these

Q25 : PAKMCQS.COM GK Mcqs Current Affairs Pak Study ISLAMIC STUDIES Everyday Science OTHER Quiz Mode (Sponsored by Sir Tauqeer) Join Sir Tauqeer Whatsaap group Physiology Mcqs Physiology Mcqs for preparation - PakMcqsPhysiology Mcqs for preparation. These Mcqs are helpful for Medical students. Physiology Multiple Choice Questions (MCQ) for entrance examinations and other competitive examinations for all Experienced, Freshers and Students. PHYSIOLOGY MCQS 1. Cardiovascular system Mcqs 6. Central Nervous System Mcqs 2. Endocrinology Mcqs 7. Git and Liver Mcqs 3. Hematology Mcqs 8. Muscles and Neuromusclar Junction Mcqs 4. Renal System Mcqs 9. Respiratory System Mcqs 5. Miscellaneous Mcqs 10. – Formation of a small volume of concentrated urine in dehydration is associated with____________? 0 A. More reabsorption in the PCT B. More concentration in loop of Henle C. More reabsorption of DCT and collecting ducts D. All of these Read More Details about this Mcq: The glomerular filtration rate of the human kidney may be determined by measuring the pl

A: 180 mg/dl B: 325 mg/dl C: 375 mg/dl D: 375 mg/dl

Q26 : A phaeochromocytoma is a tumour of the____________?

A: Adrenal cortex B: Parathyroids C: Pituitary D: None of the above

Q27 : Blood cells arise in bone marrow and are subject to______________?

A: Irregular renewal B: Regular renewal C: Infrequent renewal D: None of the above

Q28 : Normal myeloid / erythroid ratio is______________?

A: 1:1000 B: 1:5000 C: 1:100 D: 1:50

Q29 : A diet deficient in calcium will result in_____________?

A: Stimulation of the thyroid gland B: Increased ability to cross – link fibrin C: Production of Calcitonin and a low blood calcium level D: Production of parathyroid hormone and bone resorption

Q30 : The work of breathing__________________?

A: is inversely related to lung compliance B: remains constant during exercise C: is not affected by respiratory D: decreased in lying posture

Q31 : Cortisol levels are maximum during____________?

A: Sleep B: Early morning C: Evening D: Have no change

Q32 : The hormone having the maximum effect on granulation wound healing is____________?

A: Cortisone B: Parathormone C: Thyroxine D: Epinephrine

Q33 : Which amongst the following is the gold standard for demonstrating hcG____________?

A: Radio immune assay B: Latex agglutination C: Immunofluorescence D: ELISA

Q34 : Bone metabolism is controlled by ____________?

A: Vit – D & Calcium B: Parathormone C: Calcitonin D: All of the above

Q35 : Hemostasis depends upon all the following, EXCEPT_______________?

A: Calcium B: Prothrombin C: Vitamin B D: Vitamin K

Q36 : Plasma factor present in both serum & plasma is____________?

A: V B: VII C: II D: Fibrinogen

Q37 : Parietal cells of gastric mucosa secrete ______________ ?

A: Hcl B: Gastrin C: Mucin D: All of the above

Q38 : Normal prothrombin time is____________?

A: 5-7 sec B: 10-20 sec C: 30 sec D: 10 sec

Q39 : Peristalsis involves coordinated contraction and relaxation______________?

A: Above and below the food bolus B: Lateral and medial to food bolus C: Dorsal and ventral to food bolus D: None of the above

Q40 : Hemoglobin has______________?

A: Hemoglobin has______________? B: Four heme molecules and four polypeptide chains C: Four heme molecules, 2α and 2β chains D: One heme and one globin molecule

Q41 : Endocrine glands that are not influenced by the pituitary gland include the____________?

A: Thyroid gland, testes , and adrenal medulla B: Adrenal medulla, parathyroids, and the islets of langerhans C: Adrenal cortex, parathyroids and ovaries D: Pancreas, adrenal medulla and thyroid gland

Q42 : The approximate amount of air left in the lungs after maximal forced expiration in a normal woman______________?

A: 0.5 L B: 2.0 L C: 1.1 L D: 1.8 L

Q43 : Lysis of RBCs are seen in all of the following except__________?

A: Thalassemia B: Methotrexate therapy C: Obstructive jaundice D: Sickle cell anemia

Q44 : Carbonic anhydrase in the kidney tubular cells is known to be associated with_____________?

A: Urea B: Chloride C: Bicarbonate ion D: Carbohydrate

Q45 : Oxytocin causes all accept_______________?

A: Lactogenesis B: Milk ejection C: Contraction of uterine muscle D: Myoepithelial cell contraction

Q46 : Most potent stimulus for secretin is______________?

A: Dilattion of intestine B: Acid chyme C: Protein D: Fat

Q47 : All are actions of CCK except_______________?

A: Relax lower esophageal sphincter B: Increased pancreatic secretion C: Increased gastric secretion D: Causes GB contraction

Q48 : Pharyngeal phase of deglutition_____________?

A: Is a reflex mechanism B: Vocal cords are closed C: Is a voluntary mechanism D: A and B

Q49 : Normal intrapleural pressure during the start of inspiration is _________ mm of Hg?

A: -2 B: -5 C: 0 D: -7

Q50 : Intracellular and interstitial body fluids have similar______________?

A: Total osmotic pressure B: Colloid osmotic pressure C: Chloride ion concentrations D: Potassium ion concentrations

Q51 : Maximum absorption of bile occurs at_____________?

A: Jejunum B: Duodenum C: Ileum D: Colon

Q52 : The transport of CO is diffusion limited because_______________?

A: Bind avidly with Hb B: Partial pressure of CO is less C: CO is less absorbed in water D: Alveolar membrane is less permeable

Q53 : Lymphocytes are located in each of the following tissues or organs EXCEPT one. The one exception is______________?

A: Brain B: Spleen C: Lymph nodes D: Thymus gland

Q54 : Thyroxine causes all the following except______________?

A: Decreased cell metabolism B: Increased oxygen consumption C: Increased pulmonary ventilation D: Increased basal metabolism

Q55 : Mineral essential for Hb synthesis_______________?

A: Copper B: Sodium C: Potassium D: Phosphorus

Q56 : Regulated bone growth through puberty occurs through__________________?

A: Endophyseal plates B: Ectophyeseal plates C: Epiphyseal plates D: Chondrophyseal plates

Q57 : Excess of cortisol causes______________?

A: Conn’s syndrome B: Cushing ‘s syndrome C: Acromegaly D: Diabetes insipidus

Q58 : The major functional difference between DNA and RNA is_____________?

A: RNA contains ribose B: DNA carries the information in all organizations C: DNA is localized in nucleus D: RNA does not contain thymine

Q59 : Epinephrine is most closely related in structure to ____________________?

A: Niacin B: Tyrosine C: Methionine D: Glycerol

Q60 : Pancreatic juice rich in water and electrolytes but poor in enzymes is secreted in response to ______________?

A: Pancreatozymine B: Cholecystokinin C: Secretin D: Proteins

Q61 : Due fear which of the following hormones increases rapidly _______________?

A: Growth hormones B: Epinephrine C: Corticosteroid D: Thyroid hormone

Q62 : Christmas factor is_____________?

A: PTA B: PTC C: VWA D: Prothrombin

Q63 : Life cycle of RBC is_______________?

A: 12 days B: 90 days C: 120 days D: One month

Q64 : Trypsin is an activator of all of the following enzymes EXCEPT_______________?

A: Chymotrypsinogen B: Pepsinogen C: Proelastase D: Procolipase

Q65 : Which hormone does not have corresponding release hormone produced in pituitary ?

A: TSH B: Prolactin C: ACTH D: FSH

Q66 : Thromboxane is produced mainly by _______________?

A: Liver B: Platelets C: Damaged tissue D: Vascular endothelium

Q67 : Embryonic hemoglobin is composed of________________?

A: Gamma and beta B: Epsilon and gamma C: Alpha and beta D: Gamma and alpha

Q68 : The normal A/G ratio in blood is______________?

A: 5:1 B: 2:1 C: 1:2 D: 1:1

Q69 : In renal glycosuria, the renal threshold for glucose is_______________?

A: Low B: High C: Same D: Greatly increased

Q70 : Carbon monoxide poisoning causes_______________?

A: Hypoxic hypoxia B: Oxygen dissociation curve shifts to left C: Cyanosis D: Diffusion capacity of lungs decreases

Q71 : Plasma cells are constituent of_____________________?

A: Nervous tissue B: Muscular tissue C: Epithelial tissue D: Connective tissue

Q72 : Which of the following hormones increase the sensitivity of heart to epinephrine________________?

A: Parathyroid B: Insulin C: Thyroid D: Glucagon

Q73 : The function of plasma cell______________?

A: CMI B: Phagocytosis C: Opsonization D: Antibody formation

Q74 : Vasopressin is synthesized in the_____________?

A: Anterior pituitary B: Hypothalamus C: Juxtaglomerular apparatus D: Vasomotor center

Q75 : Arterial O2 content is reduced in one of following ______________?

A: Stagnant hypoxia B: Anemic hypoxia C: Histotoxic hypoxia D: Hypoxic or arterial hypoxia

Q76 : Hematocrit relates to which of the following______________?

A: Total blood volume B: Total RBC volume C: Total WBC vlume D: Plasma filtrate

Q77 : Aldosterone secretion is increased when there is a fall in____________?

A: Plasma K+ B: Plasma Na+ C: pH of the plasma D: Angiotensin II level

Q78 : The type of hypoxia present in high attitude is_____________?

A: Anemic Hypoxia B: Hypoxic Hypoxia C: Stagnant Hypoxia D: Histotoxic Hypoxia

Q79 : Trousseau’s sign and chovstek’s sings are positive in___________?

A: Hyperparathyroidism B: Hypothyroidism C: Hypoparathyroidism D: Hyperthyroidism

Q80 : Which is false regarding insulin______________?

A: Secreted by beta cells B: Glycopeptide C: Causes lipogenesis D: Promotes glycogenesis

Q81 : Changes in biological activity occurring daily are referred as _________ rhythm?

A: Circadian B: Circa triginatan C: Circa sestin D: Circannual

Q82 : _________ is an example for rapidly acting neurotransmitter?

A: Somatostatin B: Calcitonin C: . Substance P D: Glycine

Q83 : In children, hypothyroidism causes_____________?

A: Acromegaly B: Cretinism C: Gigantism D: Myxodedema

Q84 : The most significant immediate result of lowered serum calcium is_______________?

A: Weakened heart action B: Decalcification of bones C: Decalcification of teeth D: Hyperirritability of nerves and muscles

Q85 : The duodenum secretes a hormone which has following effects except_______________?

A: Causes copious pancreatic juice rich in bicarbonate and poor in enzymes B: Increases gastric motility C: Causes gall bladder to contract and sphincter of oddi to relax D: Leads to meager flow of pancreatic juice rich in enzymes

Q86 : The oral and pharyngeal phases of swallowing take place very rapidly and last about______________?

A: 3.5 seconds B: 1-1.5 seconds C: 6.0 seconds D: 9.5 seconds

Q87 : The only fixed cell of the connective tissue_______________?

A: Histiocyte B: Lymphocyte C: Neutrophils D: Mast cell

Q88 : In peripheral tissues which of the following contains substance P______________?

A: Plasma cell B: Mast cell C: Nerve terminal D: Vascular endothelium

Q89 : Calcium ions triggers muscle contraction by binding to ___________________?

A: Actin B: Myosin C: Troponin D: Tropomyosin

Q90 : Which of the following body secretions is maximum______________?

A: Salivary B: Gastric C: Sweat D: Lacrimal

Q91 : All the following hormones are secreted by adrenal cortex except_______________?

A: Estriol B: Cortisol C: Corticosterone D: Aldosterone

Q92 : tidal volume in adult is_____________?

A: 125 ml B: 500 ml C: 1500 ml D: 2200 ml

Q93 : A decrease in the urine output is called_____________?

A: Dysuria B: Nocturia C: Oliguria D: Plyuria

Q94 : Drumstick is found in_______________?

A: Neutrophils B: Lymphocytes C: Monocytes D: Platelets

Q95 : Test for estimating kidney function is_______________?

A: Serum creatinine B: Serum phosphatase C: Inulin test D: Insulin test

Q96 : Surfactant is secreted by_____________?

A: Pnemocyte I B: Pnemocyte II C: Goblet cells D: Pulmonary vessels

Q97 : Paneth cells secrete which of the following ?

A: Antibacterial substance B: Lipase C: Maltase D: Secretin

Q98 : The contractile element in a skeletal muscle is present in______________?

A: Sarcolemma B: Sarcoplasm C: Myofibril D: Endomysium

Q99 : The alveolar ventilation in an individual with tidal volume: 600 ml, dead space 150 ml and respiratory rate of 15/ minute is_____________?

A: 2.5 lit/Min B: 4.0 lit /Min C: 6.75 Lit/Min D: 9 Lit/Min

Q100 : Which of the following hormones exerts the least effect on calcium metabolism of bone tissue ?

A: Anderogen B: Estrogen C: Nor epinephrine D: Thyroid hormone

Free Physiology MCQs Mock Test Online with Answers

Time to prove what you know!

LAT Test

GAT Test

Contact Info

Free Physiology MCQs Mock Test Online with Answers

Subscribe our Newsletter

LAT Test

GAT Test

Contact Info