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WorksheetsCIDESCO - Circulatory System
Total questions: 58
Worksheet time: 29mins
The normal temperature of the human body is approximately:
37* C
39* C
41* C
43* C
Which one of the following components is NOT present in tissue fluid?
Amino acids
Red blood cells
Carbon dioxide
Water
Which chemical is NOT transported in the liquid part of the blood?
Glucose
Amino acids
Fibrin
Hormones
The percentage of water in blood plasma is ___ percent
90
80
60
40
Which components of blood transports oxygen?
Erythrocytes
Leucoytes
Platelets
Plasma
Which of the following is NOT a component of human blood?
Leukocytes
Erythrocytes
Fibroblasts
Platelets
The cells responsible for the defense of the body are:
WBCs
RBCs
Thrombocytes
Antigens
The blood cells which do not have a nucleus are:
Leukocytes
Erythrocytes
Lymphocytes
Monocytes
Blood cells are formed in the:
Lymph nodes
Heart
Liver
Bones
The destruction of red blood cells takes place in the:
Kidney
Lymph nodes
Lungs
Liver
After birth, red blood cells are made in the:
Bone marrow
Liver
Spleen
Heart
Which of the following minerals is used to produce hemoglobin?
Calcium
Iron
Iodine
Sodium
The function of white blood cells is to:
Carry oxygen
Carry carbon dioxide
Carry urea
Destroys bacteria
The name of the substances which stimulate the production of antibodies in the blood is called:
Toxins
Antitoxins
Antigens
Agglutins
The component of blood responsible for the manufacture of antibodies is:
Erythrocytes
Lymphocytes
Platelets
Plasma proteins
The substances produced in the body which destroy or neutralize foreign substances are called:
Antigens
Antibodies
Anticoagulant
Antibiotics
Defense against antigens does not take place by:
Granulocytes
Erythrocytes
Monocytes
Lymphocytes
The component of blood mostly concerned with the control of infection is:
White blood cells
Red blood cells
Platelets
Plasma
The component of blood which plays an important role in clotting is:
Sodium
Red blood cells
Platelets
Lymph
The primary function of thrombocytes is to:
Play a role in blood clotting
Carry oxygen
With the body of carbon dioxide
Fight infection
Which vitamin causes an increase in clotting time of blood when it is deficient?
A
B
D
K
When blood clots, the soluble substance which becomes insoluble is called:
Fibrinogen
Prothrombin
Calcium
Thrombin
The following processes occur after blood has come in contact with damage tissue: 1 thrombokinase produced by platelets; 2 thrombin combines with fibrinogen; 3 production of a fibrin net; 4 calcium and prothrombin combined
3 1 2 4
1 2 4 3
1 4 2 3
4 3 2 1
Calcium in the blood is necessary for:
Transport of gases
Transport of food
Functioning of hormones
Blood coagulation
Deoxygenated blood enters the heart by the:
Right atrium
Right ventricle
Left atrium
Left ventricle
The name of the cavity in which the heart lies is called:
Peritoneum
Pleural cavity
Pericardial cavity
Abdomen
When the ventricle of the heart contract the:
Mitral valve and aortic valve open
Aortic and pulmonary valves open
Tricuspid and pulmonary valves open
Tricuspid and aortic valves open
Blood is prevented from returning to the ventricles after they have completed their contractions by the:
Semilunar valves
Tricuspid valve
Mitral valve
Atrioventricle valves
Which one of the following chambers of the heart pumps blood to the lungs?
Right atrium
Left ventricle
Right ventricle
Left atrium
The average rate of heartbeat of a healthy adult at rest is:
50
70
90
110
The right ventricle and left atrium are connected by the:
The portal circulation
The system circulation
The general circulation
The pulmonary circulation
The vessels that collects blood from the digestive organs is the:
Renal vein
Hepatic portal vein
Pulmonary artery
Vena cava
The blood vessel which has thick muscular walls and carries deoxygenated blood is the:
Hepatic portal vein
Pulmonary vein
Pulmonary artery
Aorta
The right ventricle of the heart:
Is the beginning of the pulmonary circulation
Is build stronger than the left ventricle
Contains blood rich in oxygen
Pumps the blood into the aorta
After leaving the right ventricle, blood is pumped to the:
Right auricle / atrium
Aorta
Pulmonary artery
Vena cava
Characteristic that can’t be applied to veins is that they:
Carry blood at low pressure
Have thin walls
Always carry blood away from the heart
Have valves to stop the blood from flowing backward
An incorrect statement about arteries is that they:
Have valves
Have thick walls
Carry blood away from the heart
Have muscles in the wall
The characteristic of all arteries – except pulmonary arteries – is that they:
Transport blood rich in oxygen
Transport blood poor in carbon dioxide
Have a thin muscular wall
Are usually situated on the surface of the body
Arteries:
Have an elastic wall
Have a firm wall
Lie superficially
Run to the heart
The muscle tissues located within the walls of blood vessels is:
Striated muscle tissue
Visceral muscle tissue
Skeletal muscle tissue
Smooth muscle tissue
The extremely thin walls of capillaries are made of:
Only muscular fibers
Only endothelium
Muscular fibers as well as epithelial cells
Connective tissue and muscular fibers
Tissue fluid leaves the capillaries by:
Leakage
Osmosis
Diffusion
Absorption
The function of capillaries is not for the purpose of the:
Exchange of substances
Regulation of temperature
Destruction of antigens
Absorption from the tissues
The lymphatic vessels that gathers most of the lymph is the:
Cisterns chyli
Thoracic duct
Right lymphatic duct
Lacteal
The liquid which carries dissolved substances from capillaries to cells and back is:
Blood plasma
Tissue fluid
Serum
Lymph
Macrophages in lymphocytes that filter lymph are situated in the:
Liver
Kidneys
Lymph ducts
Lymph nodes
Fat is transported through the circulatory system by:
Tissue fluid
Lymph
Plasma
Red blood cells
The fluid between the cells is driven along by:
The heart
The lymph glands
Pressure from the contracting muscles around them
The effect of gravity
The location of the spleen is:
To the left of the body under diaphragm
On the right side of the liver
Next to the gallbladder
Behind the heart
After leaving the left ventricle, blood flows from the heart to the:
Aorta
Pulmonary artery
Pulmonary vein
Vena cava
The name of the vessel taking blood from the stomach to the liver is called the:
Hepatic vein
Gastric vein
Hepatic artery
Hepatic portal vein
The blood vessels which discharges into the right atrium/auricle is the:
Aorta
Pulmonary vein
Pulmonary artery
Inferior vena cava
The blood vessel not connected to the liver is the:
Portal vein
Hepatic vein
Hepatic artery
Inferior vena cava
Which of the following statements is incorrect?
The blood vessel connecting the aorta to each kidney is the renal vein
The blood vessel running from the heart to the lungs is the pulmonary artery
The blood vessel running from the stomach to the liver is the hepatic portal vein
Veins have thin walls and valves carry blood at low pressure
Which one of the following statements is incorrect? Blood flows:
From the pulmonary vein into the left atrium
From the aorta to the head of the jugular vein
To the lungs from the left ventricle
From the kidney to the vena cava in the renal vein
Which of the following statements about blood is incorrect?
Carries food from the intestines to the tissues
Takes urea from the kidneys to the liver
Distributes hormones
Distributes heat
Blood is carried to the liver through the:
Hepatic vein
Superior vena cava
Hepatic artery and hepatic vein
Hepatic artery and hepatic portal vein
The name of the vessel that takes blood from the liver to the vena cava is the:
Hepatic portal vein
Hepatic vein
Hepatic artery
Renal vein
