CIDESCO 2026 EXAMPREP PRACTICE SET
SOLUTION QUESTIONS WITH FULL
ANSWERS
◉ Blood is prevented from returning to the ventricles after they
have completed their contractions by the: Answer: semilunar valves
◉ Which one of the following chambers of the heart pumps blood to
the lungs? Answer: right ventricle
◉ The average rate of heart beat of a healthy adult in rest in number
of beats per minute is: Answer: 70
◉ The right ventricle and the left atrium are connected by the:
Answer: the pulmonary circulation
◉ The blood vessel that collects blood from the digestive organs is
the: Answer: hepatic portal vein
◉ The blood pessel which has thick muscular weals and caries de-
oxygenated blood is the: Answer: pulmonary artery
,◉ The right ventricle of the heart: Answer: is the beginning of the
pulmonary circulation
◉ After leaving the right ventricle, blood is pumped to the: Answer:
pulmonary artery
◉ A characteristic that CANNOT be applied to veins is that they:
Answer: always carry blood away from the heart
◉ An INCORRECT statement about arteries is that they: Answer:
have valves
◉ A characteristic of ALL arteries (except pulmonary arteries) is
that they: Answer: transport blood rich in oxygen
◉ Arteries: Answer: have an elastic wall
◉ The muscle tissue located within the walls of blood vessels is:
Answer: smooth muscle tissue
◉ The extremely thin walls of capillaries are made of: Answer: only
endothelium
◉ Tissue fluid leaves the capillaries by: Answer: diffusion
,◉ The function of capillaries is NOT for the purpose of the: Answer:
destruction of antigens
◉ The lymphatic vessel that gathers most of the lymph is the:
Answer: thoracic duct
◉ The liquid which carries dissolved substances from capillaries to
cells and back is: Answer: tissue fluid
◉ Macrophages and lymphocytes that filter lymph are situated in
the: Answer: lymph nodes
◉ Fat is transported through the circulatory system by: Answer:
lymph
◉ The fluid between the cells is driven along by: Answer: pressure
from the contracting muscles around them
◉ The location of the spleen is: Answer: to the left of the body under
diaphragm
◉ After leaving the left ventricle, blood flows from the heart to the:
Answer: aorta
, ◉ The name of the vessel taking blood from the stomach to the liver
is called the: Answer: hepatic portal vein
◉ The blood vessel which discharges into the right atrium (auricle)
is the: Answer: inferior vena cava
◉ The blood vessel NOT connected to the liver is the: Answer: the
inferior vena cava
◉ Which one of the following statements is INCORRECT? Answer:
the blood vessel connecting the aorta to each kidney is the renal vein
◉ Which one of the following statements is INCORRECT? Blood
flows: Answer: from the aorta to the head in the jugular vein
◉ Which of the following statements about blood is INCORRECT?
Answer: takes urea from the kidneys to the liver
◉ Blood is carried to the liver through the: Answer: hepatic artery
and hepatic portal vein
◉ The name of the vessel that takes blood from the liver to the vena
cava is the: Answer: hepatic vein
SOLUTION QUESTIONS WITH FULL
ANSWERS
◉ Blood is prevented from returning to the ventricles after they
have completed their contractions by the: Answer: semilunar valves
◉ Which one of the following chambers of the heart pumps blood to
the lungs? Answer: right ventricle
◉ The average rate of heart beat of a healthy adult in rest in number
of beats per minute is: Answer: 70
◉ The right ventricle and the left atrium are connected by the:
Answer: the pulmonary circulation
◉ The blood vessel that collects blood from the digestive organs is
the: Answer: hepatic portal vein
◉ The blood pessel which has thick muscular weals and caries de-
oxygenated blood is the: Answer: pulmonary artery
,◉ The right ventricle of the heart: Answer: is the beginning of the
pulmonary circulation
◉ After leaving the right ventricle, blood is pumped to the: Answer:
pulmonary artery
◉ A characteristic that CANNOT be applied to veins is that they:
Answer: always carry blood away from the heart
◉ An INCORRECT statement about arteries is that they: Answer:
have valves
◉ A characteristic of ALL arteries (except pulmonary arteries) is
that they: Answer: transport blood rich in oxygen
◉ Arteries: Answer: have an elastic wall
◉ The muscle tissue located within the walls of blood vessels is:
Answer: smooth muscle tissue
◉ The extremely thin walls of capillaries are made of: Answer: only
endothelium
◉ Tissue fluid leaves the capillaries by: Answer: diffusion
,◉ The function of capillaries is NOT for the purpose of the: Answer:
destruction of antigens
◉ The lymphatic vessel that gathers most of the lymph is the:
Answer: thoracic duct
◉ The liquid which carries dissolved substances from capillaries to
cells and back is: Answer: tissue fluid
◉ Macrophages and lymphocytes that filter lymph are situated in
the: Answer: lymph nodes
◉ Fat is transported through the circulatory system by: Answer:
lymph
◉ The fluid between the cells is driven along by: Answer: pressure
from the contracting muscles around them
◉ The location of the spleen is: Answer: to the left of the body under
diaphragm
◉ After leaving the left ventricle, blood flows from the heart to the:
Answer: aorta
, ◉ The name of the vessel taking blood from the stomach to the liver
is called the: Answer: hepatic portal vein
◉ The blood vessel which discharges into the right atrium (auricle)
is the: Answer: inferior vena cava
◉ The blood vessel NOT connected to the liver is the: Answer: the
inferior vena cava
◉ Which one of the following statements is INCORRECT? Answer:
the blood vessel connecting the aorta to each kidney is the renal vein
◉ Which one of the following statements is INCORRECT? Blood
flows: Answer: from the aorta to the head in the jugular vein
◉ Which of the following statements about blood is INCORRECT?
Answer: takes urea from the kidneys to the liver
◉ Blood is carried to the liver through the: Answer: hepatic artery
and hepatic portal vein
◉ The name of the vessel that takes blood from the liver to the vena
cava is the: Answer: hepatic vein
