GkSeries.com

Body Fluids and Circulation MCQs | Body Fluids and Circulation Multiple Choice Questions (MCQs) and Answers

(1) Highest amount of CO2 is carried through:
[A] Pulmonary vein
[B] Coronary artery
[C] Aorta
[D] Pulmonary artery
Answer: Pulmonary artery
(2) Select the correct statement:
[A] T-wave in ECG marks the end of systole
[B] T-wave represents the electrical excitation of atria
[C] P-wave represents depolarization of ventricle
[D] QRS complex represents repolarisation of ventricle
Answer: More on lower surface
(3) Cardiac output is increased by:
[A] Parasympathetic neural signal and adrenaline
[B] Sympathetic neural signal and adrenaline
[C] Sympathetic neural signal and adrenal cortical hormone
[D] Sympathetic and parasympathetic neural signal
Answer: Sympathetic neural signal and adrenaline
(4) Cardiac function is moderated by a special neural centre present in:
[A] Cerebellum
[B] cerebrum
[C] Pons
[D] medulla oblongata
Answer: medulla oblongata
(5) Which of the following is not a part of systemic circulation?
[A] Pulmonary artery
[B] Aorta
[C] renal artery
[D] superior vena cava
Answer: Pulmonary artery
(6) Select the wrong statement:
[A] Hepatic portalsystem carries blood from liver to intestine
[B] Hepatic portalsystemcarries blood from intestine to liver
[C] Coronary circulation supply blood to cardiac muscle
[D] Renal vein carries blood from kidney to inferior vena cava
Answer: Hepatic portalsystem carries blood from liver to intestine
(7) SAN is located in:
[A] Left atrial wall
[B] Atrio ventricular septum
[C] Right atrial wall
[D] Inter atrial septum
Answer: Right atrial wall
(8) Incomplete double circulation is present in:
[A] Fish and amphibian
[B] Amphibia and reptilia
[C] reptilian and birds
[D] reptilian and fish
Answer: Amphibia and reptilia
(9) Formed elements in the blood are trapped at the site of injury by:
[A] Fibrinogen
[B] Thrombin fibre
[C] Prothrombin
[D] fibrin
Answer: Thrombin fibre
(10) The back flow of blood from left ventricle to right auricle is prevented by:
[A] Tricuspid valve
[B] bicuspid valve
[C] Semilunar valve
[D] AV valve
Answer: bicuspid valve
(11) Which of the following is involved in CO2 transport from brain tissue to lungs?
[A] Superior vena cava, right ventricle, pulmonary artery
[B] Pulmonary artery, right auricle, inferior vena cava
[C] superior vena cava, inferior vena cava, left ventricle
[D] Superior vena cava, right auricle, pulmonary vein
Answer: Superior vena cava, right ventricle, pulmonary artery
(12) The cardiac output of a healthy individual is:
[A] 500ml
[B] 6litrs
[C] 5000ml
[D] 50ml
Answer: 5000ml
(13) How many types of circulatory pathways are present?
[A] 1
[B] 2
[C] 3
[D] 4
Answer: 2
(14) Cockroach and other insects have blood which __________
[A] circulates in open system
[B] has RBC’s
[C] resembles human blood color
[D] circulates through arteries and veins
Answer: circulates in open system
(15) Blood vascular system of earthworm is ____________
[A] closed type with Hb in plasma
[B] open type with Hb in plasma
[C] open type with Hbin RBC’s
[D] closed type with Hb in RBC’s
Answer: closed type with Hb in plasma
(16) In which of the following animals hemoglobin is found dissolved in plasma?
[A] Earthworm
[B] Cockroach
[C] Sepia
[D] Planaria
Answer: Earthworm
(17) What is heart made up of?
[A] Skin
[B] Bone
[C] Muscle
[D] Tissues
Answer: Muscle
(18) What is a circulatory system?
[A] System that helps body to move
[B] System that helps body to respire
[C] System that helps in transportation of blood
[D] System that deals with nerves
Answer: System that helps in transportation of blood
(19) What makes blood clotting possible?
[A] Platelets
[B] Hemoglobin
[C] Lymphocytes
[D] Plasma
Answer: Platelets
(20) Which of the following is not the function of WBC?
[A] They fight against bacteria
[B] They guard against infection
[C] They carry oxygen
[D] They attack pathogens
Answer: They carry oxygen

Please share this page

Click Here to Read more questions

Teacher Eligibility Test