Hypertension affects mainly organ:

  • Intestine

  • Kidney

  • Liver

  • Eyes

Coronary Artery Disease is also referred as

  • Atherosclerosis

  • Angina

  • Heart failure

  • Heart attack

Atherosclerosis affects

  • the vessel which supply blood to kidney

  • the vessel which supply blood to brain

  • the vessel which supply blood to heart muscle

  • the vessel which supply blood to lungs

The lumen of arteries gets ______ because ______ of ______

  • narrower, dissolution, fat, cholesterol and fibrous tissues.

  • narrower, deposition, fat, cholesterol and fibrous tissues.

  • wider, deposition, fat, cholesterol and fibrous tissues.

  • wider, dissolution, fat, cholesterol and fibrous tissues.

Which one of the following match is wrong?

  • Angina Pectoris – Acute chest pain

  • Heart Failure – Not enough blood supply to body

  • Heart Attack – Not enough blood supply to cardiac muscles

  • cardiac arrest – Narrowing of lumen

Which one of the following statement is true regarding Angina?

  • Heart stops beating

  • more common in children

  • Does not affect the blood flow

  • No enough oxygen is reaching to heart muscles

Congestive Heart disease is another name for

  • Heart failure

  • Cardiac Arrest

  • Heart Attack

  • Angina

Congestion of ________ is the main symptom of ________.

  • Blood vessels, Heart failure

  • Blood vessels, Cardiac Arrest

  • Lungs, Heart failure

  • Blood vessels, Angina

The value of beat volume is

  • 5L

  • 70 mL

  • 140 mL

  • 90 mL

The action potential causes ______ and then the ______ to undergo ______ followed by ______.

  • ventricles, atria, contraction, relaxation

  • atria, ventricles, contraction, relaxation

  • ventricles, atria, relaxation, contraction

  • atria, ventricles, relaxation, contraction

Angina is more common in–

  • Young Men

  • Aged Women

  • Middle aged and elderly men and women

  • children

The action potential of ventricular side and to the entire ventricular musculature is conducted by–

  • AVN, AV bundle and Bundle of His

  • SAN, AVN, AV bundle and Bundle of His

  • SAN, AV bundle and Bundle of His

  • Only by Bundle of His

The tricuspid and bicuspid Valves are closed because of

  • Atrial systole

  • Attempted backflow of blood into the atria

  • Ventricular relaxation

  • Ventricular filling

Arrange the following events in a proper sequence.

(i) Increased ventricular pressure

(ii) Attempted backflow of blood into the atria

(iii) Ventricular systole

(iv) Closure of AV valves

  • (i) – (ii) – (iii) – (iv)

  • (ii) – (i) – (iii) – (iv)

  • (iii) – (i) – (ii) – (iv)

  • (i) – (iii) – (ii) – (iv)

Imagine, if the semilunar valves do not work, which of the following event won’t happen surely?

  • Atrial Contraction

  • Ventricular Contraction

  • flow of blood

  • Heart sound production

SAN is responsible for

  • initiating and maintaining a random contractile ability of heart

  • initiating and maintaining a rhythmic contractile ability of heart

  • maintaining a random contractile ability of heart

  • Initiating a rhythmic contractile ability of heart

Semilunar valves are found between

  • left ventricle and aorta

  • right ventricle and pulmonary artery

  • left ventricle and pulmonary vein

  • both (1) and (2)

Bicuspid valves are present between

  • left atria and aorta

  • right atria and pulmonary artery

  • left atria and left ventricle

  • right atria and right ventricle

Match the following:

p.

Lymph               

e.

Amphibians

q.  

Mixed Blood     

f.  

Tissue Fluid

r.

Fibrins                

g.

RBC

s.

Rh antigen        

h.

Blood Clot

  • p–g; q–h; r–e; s–f

  • p–f; q–e; r–h; s–g

  • p–e; q–h; r–f; s–g

  • p–f; q–g; r–h; s–e

Platelets are formed from–

  • Megakaryoblast

  • Megakaryocyte

  • Macrokaryoblast

  • Macrophages

______ population has Rh ______ on the surface of ______ present in their ______.

  • 20%, antigen, platelets, plasma

  • 80%, antigen, RBC, blood

  • 80%, antibody, platelet, plasma

  • 20%, antibody, RBC, blood

ABO blood grouping is based on

  • presence of two soluble antibodies

  • absence of two surface antigens

  • presence of two surface antigens

  • both (2) and (3)

If a person gets his blood count done from a lab and finds his platelets to be 20000 and then meets an accident on that day. Which of the following is correct?

  • as the platelet count is normal, there will be no harm to him because of platelets.

  • Clotting disorders

  • Severe Blood loss from body

  • both (2) and (3)

The number of RBC in a healthy individual are:

  • 5 million to 5.5 million RBCs

  • 5 billion to 5.5 billion RBCs

  • 1 million to 1.5 million RBCs

  • 1 billion to 1.5 billion RBCs

The transport of respiratory gases is taken care by which blood component?

  • RBC

  • WBC

  • Platelets

  • Fibrinogen

Hemoglobin in healthy individual:

  • 12–20 g/10 mL of blood

  • 12–14 g/100 mL of blood

  • 12–30 g/10 mL of blood

  • 12–14 g/10 mL of blood

Leucocytes are ______ and ______.

  • colourless and enucleated

  • colured and nucleated

  • colourless and nucleated

  • colured and enucleated

Which of the following sequence is correct in terms of abundance in blood?

  • RBC > WBC > Platelets

  • WBC > RBC > Platelets

  • RBC > Platelets > WBC

  • RBC < WBC > Platelets

Which of the following cell will play a role in resistance of infection and allergic reaction?

  • Eosinophil

  • Basophil

  • Lymphocyte

  • Neutrophils

Which of the following cell will play a role in inflammatory reactions?

  • Eosinophil

  • Basophil

  • Lymphocyte

  • Neutrophils

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Practice Zoology Quiz Questions and Answers