Body Fluids and Circulation MCQs and Answers investigate the arrangement and properties of blood and lymph (tissue liquid), and the mechanism of dissemination of blood is additionally clarified thus.
Body Fluids and Circulation MCQs and Answers PDF Download
1. Highest amount of CO2 is carried through:
- Pulmonary vein
- Coronary artery
- Aorta
- Pulmonary artery
Answer: Pulmonary artery
2. Select the correct statement:
- T-wave in ECG marks the end of systole
- T-wave represents the electrical excitation of atria
- P-wave represents depolarization of ventricle
- QRS complex represents repolarisation of ventricle
Answer: More on lower surface
3. Cardiac output is increased by:
- Parasympathetic neural signal and adrenaline
- Sympathetic neural signal and adrenaline
- Sympathetic neural signal and adrenal cortical hormone
- Sympathetic and parasympathetic neural signal
Answer: Sympathetic neural signal and adrenaline
4. Cardiac function is moderated by a special neural centre present in:
- Cerebellum
- cerebrum
- Pons
- medulla oblongata
Answer: medulla oblongata
5. Which of the following is not a part of systemic circulation?
- Pulmonary artery
- Aorta
- renal artery
- superior vena cava
Answer: Pulmonary artery
6. Select the wrong statement:
- Hepatic portalsystem carries blood from liver to intestine
- Hepatic portalsystemcarries blood from intestine to liver
- Coronary circulation supply blood to cardiac muscle
- Renal vein carries blood from kidney to inferior vena cava
Answer: Hepatic portalsystem carries blood from liver to intestine
7. SAN is located in:
- Left atrial wall
- Atrio ventricular septum
- Right atrial wall
- Inter atrial septum
Answer: Right atrial wall
8. Incomplete double circulation is present in:
- Fish and amphibian
- Amphibia and reptilia
- reptilian and birds
- reptilian and fish
Answer: Amphibia and reptilia
9. Formed elements in the blood are trapped at the site of injury by:
- Fibrinogen
- Thrombin fibre
- Prothrombin
- fibrin
Answer: Thrombin fibre
10. The back flow of blood from left ventricle to right auricle is prevented by:
- Tricuspid valve
- bicuspid valve
- Semilunar valve
- AV valve
Answer: bicuspid valve
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Categories: Biology, Chapter 18: Body Fluids and Circulation, Class 11
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