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WorksheetsHuman Heart and the Double Circulatory System
Total questions: 60
Worksheet time: 45mins
Which of the following has these characteristics:
-biconcave shape
-no nucleus when mature
Platelets
Leucocytes
Erythrocytes
Plasma
Leucocytes can be classified into granulocytes and agranulocytes. Which of the following is NOT a granulocyte?
Eosinophils
Basophils
Monocytes
Neutrophils
Which of the following has these characteristics?
-combat inflammation and allergic reactions
-secrete heparin to slow down blood clotting
Neutrophils
Lymphocytes
Basophils
Monocytes
Which of the following plays an important role in blood clotting?
Blood plasma
Leucocytes
Platelets
Erythrocytes
Which of the blood vessels carry blood AWAY from the heart?
Veins
Capillaries
Artery
Capillaries found in the lungs are known as systemic capillaries.
True
False
X carries oxygenated blood from the lungs to the heart, whereas Y carries deoxygenated blood from the body cells to the lungs. What are X and Y?
X: Aorta Y: Vena Cava
X: Pulmonary artery Y: Pulmonary vein
X: Vena cava Y: Aorta
X: Pulmonary vein Y: Pulmonary artery
Valves are present in both arteries and veins.
True
False
An artery has thicker, more elastic muscular walls, and smaller lumen compared to veins
True
False
The blood pressure in these blood vessels are as follow:
Artery > Capillary > Vein
True
False
What are valves K and L?
K: Semilunar L: Bicuspid
K: Bicuspid L: Tricuspid
K: Tricuspid L: Semilunar
K: Tricuspid L: Bicuspid
Which of the statement is correct?
i. Blood comprises of 55% blood cells and 45% plasma
ii. There are 3 types of blood cells: erythrocytes, leucocytes and platelets
iii. Both platelets and leucocytes have nucleus
i and ii
i and iii
i only
ii only
None of the above
Number of heart chambers
2
3
4
5
Pulmonary circulation is
The blood flow from heart to the body cells and back to the heart
The blood flow from heart to the lungs and back to the heart
The blood flow from lungs to the heart and then to the body cells
The blood flow from the body cells to the lunngs and back to the heart
Systemic circulation is
The blood flow from heart to the body cells and back to the heart
The blood flow from heart to the lungs and back to the heart
The blood flow from lungs to the heart and then to the body cells
The blood flow from the body cells to the lunngs and back to the heart
Deoxygenated blood flow from the body cells to the heart via .....
Vena Cava
Aorta
Pulmonary artery
Pulmonary vein
Deoxygenated blood flow from the heart to the lungs via .....
Vena Cava
Aorta
Pulmonary artery
Pulmonary vein
Oxygenated blood flow from the heart to the body cells via .....
Vena Cava
Aorta
Pulmonary artery
Pulmonary vein
Oxygenated blood flow from the lungs to the heart via .....
Vena Cava
Aorta
Pulmonary artery
Pulmonary vein
The valves..
allow two way direction of blood in the heart
prevent back-flow of blood
prevent high pressure exerted in the vessels
allow lower pressure of blood flow in the heart
The ...... separate the right atrium and the right ventricle
Semilunar valve
Bicuspid valve
Tricuspid valve
Aortic valve
The ...... separate the left atrium and the left ventricle
Semilunar valve
Bicuspid valve
Tricuspid valve
Aortic valve
The right and left chambers are separated by
Sternum
Septum
Sernom
Strenoum
The........ has thick muscular wall, small lumen and no valves
Artery
Veins
Capillary
Trachea
The........ has thin muscular wall, very big lumen and valves
Artery
Veins
Capillary
Trachea
The artery carry oxygenated blood except..
Aorta
Carotid artery
Coronary artery
Pulmonary artery
The veins carry deoxygenated blood except..
Vena cava
Pulmonary vein
Subclavian vein
Pulmonary artery
The normal reading of systole and diastole is
100/50 mmHg
110/55 mmHg
120/80 mmHg
135/95 mmHg
Diagram 1 shows a structure of the heart and its associated blood vessels. Which of the following A, B, C and D carry blood to body tissue?
A
B
C
D
Structure X shown in Diagram 2 exists in veins. It has the function of...
causing the blood to flow downwards to the feet
preventing backflow of blood on its way back to the heart
ensuring the muscles around it contract to squeeze the blood back to the heart
pulsating in rhythm with the heartbeat as blood flows through it
Diagram 3 shows part of the pulmonary circulatory system. What is organ X?
Liver
Gills
Lymph node
Heart
Diagram 4 shows the blood circulatory system of an organism. Which of the following organism has the similar circulatory system as shown in the diagram?
Fish
Bird
Frog
Snake
P, Q, R and S are some common characteristics of leucocytes. Which are the characteristics of granulocytes?
Q and S
P and R
R and Q
R and S
Diagram 5 shows capillaries, tissues and vessel X. What is the fluid that flows into X?
Blood
Plasma
Lymph
Interstitial/tissue fluid
A man is having chest pain. He undergone angiogram to check the condition of his heart. Diagram 7 shows that structure X is affected in the angiogram. Which part of his heart may be affected?
Sino-atrial node
Tricuspid valve
Coronary artery
Aorta
Diagram 8 shows blood cell X in a blood sample. What is the possible reason for the high number of blood cell X?
Allergic response
Thrombosis
Bleeding
Immune response
Based on Diagram 9, what is the blood vessel that is labelled Y?
Pulmonary vein
Pulmonary artery
Posterior vena cava
Aorta
What is meant by a closed circulatory system?
A circulatory system where blood flows into vessels that are not connected
A circulatory system where blood is always contained in a continuous closed blood vessel and is distributed to the whole body.
A circulatory system where blood flows through the heart twice in one cycle
A circulatory system where blood flows through the heart only once
Which of the following initiates the rhythmic heartbeat?
Atrioventricular node
Sino-atrial node
Fibrous Purkinje tissue
Atrioventricle package
The structure that is labelled Z in Diagram 10 can be found in the lymphatic system. What is the function of structure Z?
Helps in the flow of lymphatic fluids
Absorbs digestive products of fats
Produce and store lymphocytes
Ensures the flow of lymphatic fluids in one direction only
Which of the following is the valve that prevents the back flow of blood from the right ventricle into the right atrium in human heart?
Bicuspid valve
Semilunar valve
Tricuspid valve
Pocket valve
Diagram 11 shows the condition that occur in a person when the interstitial fluid cannot reabsorbed back to the circulatory system. What is the condition experienced by the person?
Thrombosis
Marasmus
Oedema
Ricket
Diagram 12 shows a longitudinal section of the human heart. Which of the valves A, B, C or D is the bicuspid valve?
A
B
C
D
Which of the following blood cells has no nucleus?
Monocytes
Erythrocytes
Granulocytes
Lymphocytes
Table 1 below shows the characteristics of blood in blood vessel X of human. What is blood vessel X?
Aorta
Vena cava
Pulmonary vein
Pulmonary artery
Diagram 13 shows the blood circulatory system of an animal. What is the similarity of the blood circulatory system of this animal and man?
The heart pumps out a mixture of oxygenated and deoxygenated blood
Blood enters the gaseous exchange organ at low pressure
It is a double circulatory system
It is a closed circulatory system
The following information is about blood clotting. Which of the following is the correct order of the blood clotting process?
W, Y, Z, X
Y, Z, X
Y, Z, X, W
Z, Y, X, W
Diagram 17 below shows a group of blood cells in human. What is the function of these cells?
Fight pathogen
To transport oxygen
Engage in blood clots
To transport waste products
UNICELLULAR ORGANISMS AND MULTICELLULAR ORGANISMS SURVIVE THROUGH CONSTANT.....
intake of nutrients
supply of carbon dioxide
exchange of respiratory gases
expelling waste products
Which organisms below able to survive through only diffusion?
Amoeba
Paramecium
Mitochondria
All the answer above
Which of the following statement is true about transportation in multicellular organism?
Has large TSA/V ratio
Has size that are usually small and thin
The exchange of substance between body and external cannot happen through diffusion
The body cells are close to the external environment
Which of the substance(s) is/are listed as WASTE PRODUCT(s) that must be expelled from an organism?
Oxygen
Carbon Dioxide
Nitrogenous Waste
Carbon Monoxide
Open circulatory system...
Exists in fish
Consist of heart and vena cava
When the heart relaxes, haemolymph flows back into the heart through tiny openings called ostium
All the answers above are incorrect
Which of the following is the type of circulatory system in fish?
Closed and complete double circulatory system
Closed and single circulatory system
Opened and single circulatory system
Opened and incomplete double circulatory system
Which of the following is the type of circulatory system in amphibian ?
Opened and incomplete double circulatory system
Closed and incomplete single circulatory system
Closed and complete double circulatory system
Closed and incomplete double circulatory system
Circulatory system in human
Complete, closed, double
Complete, closed, single
Closed, complete, double
Double, closed, complete
In pulmonary circulation, deoxygenated blood in the right ventricles is pumped into the lungs via the (a)
In systemic circulation, oxygenated blood is pumped from the heart through the aorta to all parts of the body, except
(a)
In pulmonary circulation, oxygenated blood from the lungs returns to the (a)
In systemic circulation, deoxygenated blood is transported back to the heart via the (a)
