The duration of action potential in a ventricular muscle cell of a human heart ranges from ________ milliseconds.
Show Hint
- 2 to 3
- 200 to 300
- 2000 to 3000
- 20 to 30
The Correct Option is B
Solution and Explanation
For ventricular muscle cells in the human heart, the duration of the action potential is typically in the range of 200 to 300 milliseconds.
Top Questions on General Physiology
- The cardiac output of a person at rest is 5 litres per minute and the mean aortic pressure is 100 mmHg.
During exercise, if the cardiac output doubles and mean aortic pressure rises to 110 mmHg, then the peripheral resistance in the systemic circulation will decrease by _______%.
(rounded off to the nearest integer). Assume venous pressure in systemic circulation to be negligible.- GATE BM - 2025
- Human Anatomy and Physiology
- General Physiology
- Which of the following statement(s) is/are CORRECT about isotonic and isometric tests?
- GATE BM - 2025
- Human Anatomy and Physiology
- General Physiology
- Which of the following statement(s) is/are CORRECT about neuronal membrane and neuronal action potential?
- GATE BM - 2025
- Human Anatomy and Physiology
- General Physiology
- In the electrocardiogram (ECG) of humans, the electrical signature of atrial repolarization is masked by the ________
- GATE BM - 2025
- Human Anatomy and Physiology
- General Physiology
- \( ^9_6{C} \) and \( ^{10}_6{C} \) are ________, whereas \( ^9_6{C} \) and \( ^8_5{B} \) are _______
- GATE BM - 2025
- Human Anatomy and Physiology
- General Physiology
Questions Asked in GATE BM exam
Here are two analogous groups, Group-I and Group-II, that list words in their decreasing order of intensity. Identify the missing word in Group-II.
Abuse \( \rightarrow \) Insult \( \rightarrow \) Ridicule
__________ \( \rightarrow \) Praise \( \rightarrow \) Appreciate
- Polylactic-co-glycolic acid (PLGA) is combined with an equal amount (by weight) of hydroxyapatite (HA) to make a bone scaffold. If the porosity of the scaffold is 80%, what is the scaffold density in g/cm\(^3\)? (rounded off to two decimal places)
Assume densities of PLGA and HA to be 1 g/cm\(^3\) and 3 g/cm\(^3\), respectively.- GATE BM - 2025
- Phase Shift Keying (PSK)
The plot of \( \log_{10} ({BMR}) \) as a function of \( \log_{10} (M) \) is a straight line with slope 0.75, where \( M \) is the mass of the person and BMR is the Basal Metabolic Rate. If a child with \( M = 10 \, {kg} \) has a BMR = 600 kcal/day, the BMR for an adult with \( M = 100 \, {kg} \) is _______ kcal/day. (rounded off to the nearest integer)
- GATE BM - 2025
- Positron Emission Tomography
For the RLC circuit shown below, the root mean square current \( I_{{rms}} \) at the resonance frequency is _______amperes. (rounded off to the nearest integer)
\[ V_{{rms}} = 240 \, {V}, \quad R = 60 \, \Omega, \quad L = 10 \, {mH}, \quad C = 8 \, \mu {F} \]- GATE BM - 2025
- Electrical Circuits
The frequency of the oscillator circuit shown in the figure below is _______(in kHz, rounded off to two decimal places).
Given: \( R = 1 \, k\Omega; R_1 = 2 \, k\Omega; R_2 = 6 \, k\Omega; C = 0.1 \, \mu F \)
- GATE BM - 2025
- Phase Shift Keying (PSK)