Respiration & Circulation Mock Test (Biology) MHT CET 2021

Adam’s apple is also called ______

The structure which prevents the entry of food into respiratory tract is

Lungs do not collapse between breaths and some air always remains in the lungs which can never be expelled because

Tidal Volume and Expiratory Reserve Volume of an athlete is 500 mL and 1000 mL respectively. What will be his Expiratory Capacity if the Residual volume is 1200 mL?

Reduction in pH of blood will

Carbon monoxide combines with haemoglobin to form

Name the chronic respiratory disorder caused mainly by cigarette smoking

Wich of the following is an occupational respiratory disorder?

Serum differs from blood in

In which one of the following human organs. the old and worn out RBC’s are destroyed

In case of severe allergy and cough. the physician advises the patient to get the blood checked. What is expected in the blood smear report?

Adult human RBCs are enucleate. Which of the following statement(s) is/are most appropriate explanation for this feature?
i. They do not need to reproduce.
ii. They are somatic cells.

iii. They do not metabolize.
iv. All their internal space is available for
oxygen transport

Name the blood cells, whose reduction in number can cause clotting disorder, leading to excessive loss of blood from the body.

Mitral valve and tricuspid valve are attached to the papillary muscles by ______

Bradycardia indicates slow heart rate generally below __ per minute.

Deposition of fatty substances in the lining of arteries is termed as ___

Heaviness with severe chest pain which may disappear with rest indicate

The hepatic portal vein drains blood to liver from

It is much easier for a small animal to run uphill than for a large animal, because

In adult, two arches are interconnected by a yellow fibrous band called

When body tissues are injured resulting in the loss of blood, the process of blood clot begins and the blood platelets release

Which chamber of the human heart has the thickest muscular wall?

A certain road accident patient with unknown blood group needs immediate blood transfusion. His one doctor friend at once offers his blood. What was the blood group of the donor?

Maximum amount of oxygen is exchanged from the blood in the

Which one of the followings refers to blood cancer characterized by uncontrolled proliferation of abnormal/immature white blood cells in the bone marrow?

In humans, blood passes from the post caval to the diastolic right atrium of heart due to:

Basophils are related to allergy condition due to the presence of

Voice is produced by passage of air between the

The major fraction of CO2 released during cellular respiration is transported by blood to the lung capillaries