Human Organ Systems and Physiology - Mammalian Cell Biology, Human Anatomy and Physiology - Biomedical Engineering Previous Year Questions

1

2020 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2020

Which of the following is NOT a part of knee joint?

A

Patella

B

Tibia

C

Femur

D

Fibula

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2

2020 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2020

During a routine stethoscopic examination at the left midclavicular-5th intercostal space, murmurs were noted between first and second heart sound. The possible abnormality among the following could be

A

Aortic stenosis

B

Mitral regurgitation

C

Mitral stenosis

D

Aortic regurgitation

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3

2020 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2020

Arterial blood extracted from a healthy adult showed an oxygen partial pressure value of 40 mm Hg. The total oxygen content in the arterial blood measured in %V/V is __________ (rounded off to one decimal place).
Given: Solubility of oxygen in blood = 0.003 ml/mm Hg/dL.
Hemoglobin oxygen saturation = 95 %
Oxygen carrying capacity of Hb = 1.34 ml/g
Arterial blood hemoglobin concentration = 15g/dL

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4

2021 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2021

Which of the following glands produces the thyroid stimulating hormone (TSH)?

A

Thyroid

B

Parathyroid

C

Pituitary

D

Pineal

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5

2021 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2021

Which of the following causes Myocardial Infarction (MI)?

A

Obstruction in one of the arteries supplying blood to the heart

B

Obstruction in one of the arteries supplying blood to the brain

C

Obstruction in one of the veins draining blood from the heart

D

Obstruction in one of the veins draining blood from the brain

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6

2021 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2021

Match the following organs with their functions:

A

Organ	Function
P	Stomach	K	Secretion of insulin and glucagon
Q	Liver	L	Storage of bile
R	Pancreas	M	Synthesis and secretion of bile
S	Gallbladder	N	Secretion of gastrin

B

P-M, Q-N, R-K, S-L

C

P-N, Q-M, R-K, S-L

D

P-N, Q-K, R-L, S-M

E

P-L, Q-M, R-K, S-N

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7

2022 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2022

Myopia occurs when the focal point falls ________ the retina. This can be corrected using a ________ lens.

A

in front of, convex

B

behind, convex

C

in front of, concave

D

behind, concave

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8

2022 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2022

Choose the correct sequence for the direction of blood flow in a healthy human being starting and ending with the left ventricle.

A

Left ventricle → Aorta → Systemic arteries → Systemic veins → Vena cavae → Pulmonary vein → Pulmonary artery → Right ventricle → Left ventricle

B

Left ventricle → Aorta → Systemic arteries → Systemic veins → Vena cavae → Right ventricle → Pulmonary artery → Pulmonary vein → Left ventricle

C

Left ventricle → Systemic arteries → Aorta → Systemic veins → Right ventricle → Pulmonary artery → Pulmonary vein → Left ventricle

D

Left ventricle → Aorta → Systemic arteries → Vena cavae → Systemic veins → Right ventricle → Pulmonary artery → Pulmonary vein → Left ventricle

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9

2022 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2022

Consider the Einthoven’s triangle of frontal ECG for the 3 electrodes RA, LA and LL shown in the figure. The augmented lead vectors bisect the bipolar lead vectors. At the peak of R wave, the cardiac vector M points vertically downwards with \( |M| = 5 \, mV \).
The voltages on leads I and II are ________ mV and ________ mV, respectively.

A

0, 4.33

B

2.17, 0

C

0, 2.17

D

4.33, 0

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10

2022 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2022

A person has a total blood volume of 5 L. Out of this total, assume that 4 L is contained in the systemic circulation and 1 L in pulmonary circulation. The cardiac output of the person is 5 L min^-1. Time taken for a drop of blood to go from right ventricle to left ventricle is _______ s.

A

60

B

20

C

15

D

12

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11

2022 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2022

A patient has a breathing rate of 18 breaths per minute, with a tidal volume of 500 mL, having an anatomical dead space of 150 mL. If the person has a heart rate of 120 beats per minute and a stroke volume of 50 mL, the alveolar ventilation to perfusion ratio is ______ (accurate to two decimal places).

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12

2023 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2023

The pulmonary artery and pulmonary vein __________.

A

carry deoxygenated blood and oxygenated blood, respectively

B

carry oxygenated blood and deoxygenated blood, respectively

C

both carry oxygenated blood

D

both carry deoxygenated blood

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13

2023 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2023

In the human pancreas, which cell types secrete insulin and glucagon?

A

Alpha cells and delta cells, respectively

B

Beta cells and delta cells, respectively

C

Alpha cells and beta cells, respectively

D

Beta cells and alpha cells, respectively

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14

2023 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2023

Which of the following relations is/are CORRECT in terms of various lung volume measurements?

A

Vital capacity minus expiratory reserve volume equals inspiratory capacity.

B

Vital capacity plus expiratory reserve volume equals inspiratory capacity.

C

Total lung capacity equals the sum of inspiratory capacity and functional residual capacity.

D

Functional residual capacity is the difference between expiratory reserve volume and residual volume.

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15

2023 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2023

The volume percentage of oxygen in inspired air is 20 % and that of expired air is 16 %. A person is breathing at a rate of 12 breaths per minute. Each breath is 500 ml in volume. The cardiac output is 5 liters per minute.
Assuming ideal, healthy lung and cardiac conditions, what is the change in percentage of oxygen in blood over 1 minute? (Round off the answer to one decimal place.)

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16

2024 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2024

The cardiac rhythm in a healthy human heart originates from ______.

A

Sinu-atrial node (SA)

B

Atrio-ventricular node (AV)

C

Aorta

D

Right atria

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17

2024 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2024

The cardiac rhythm in a healthy human heart originates from _____.

A

Sinu-atrial node (SA)

B

Atrio-ventricular node (AV)

C

Aorta

D

Right atria

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18

2024 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2024

Match the different chambers/locations of a healthy human heart in Column-1 to the ranges of diastolic pressures in Column-2.

Column-1	Column-2
(P) Arterial	(I) 2-6 mm Hg
(Q) Pulmonary artery	(II) 8-12 mm Hg
(R) Right ventricle	(III) 60-80 mm Hg

A

(P) – (II), (Q) – (III), (R) – (I)

B

(P) – (II), (Q) – (I), (R) – (III)

C

(P) – (III), (Q) – (II), (R) – (I)

D

(P) – (III), (Q) – (I), (R) – (II)

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19

2024 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2024

The end-diastolic ventricular volume is found to be 125 mL and the end-systolic ventricular volume is found to be 50 mL. If the heart rate is 65 beats/minute, what is the cardiac output in liters per minute? (Rounded off to 2 decimal places.)

A

3.25

B

4.88

C

5.20

D

3.00

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20

2024 · Biomedical Engineering · Mammalian Cell Biology, Human Anatomy and Physiology · Human Organ Systems and Physiology

Biomedical Engineering (BM) 2024

The approximate total cross sectional areas of various types of blood vessels are given below. It was estimated that the velocity of blood in the aorta is 30 cms\(^{-1}\). The time it will take for the blood to travel through a capillary of length 0.5 mm is ______ seconds. Give your answer rounded off to two decimal places.

Vessel Type	Approximate total cross sectional area (cm\(^2\))
Aorta	4.5
Artery	20
Arteriole	400
Capillary	4500
Venule	40
Vein	15

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