

MCQOPTIONS
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This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Human Physiology knowledge and support exam preparation. Choose a topic below to get started.
1. |
_________ is the enzyme that converts Angiotensinogen to Angiotensin I. |
A. | Rennin |
B. | ACE |
C. | ANP |
D. | ADH |
Answer» B. ACE | |
2. |
The sinoatrial node depolarizes more frequently under the influence of ________ |
A. | medulla oblongata |
B. | vagus nerve |
C. | norepinephrine |
D. | acetylcholine |
Answer» D. acetylcholine | |
3. |
The colloid osmotic pressure of blood plasma is due to high concentration of _______ |
A. | albumin |
B. | hemoglobin |
C. | sodium |
D. | glucose |
Answer» B. hemoglobin | |
4. |
THE_SINOATRIAL_NODE_DEPOLARIZES_MORE_FREQUENTLY_UNDER_THE_INFLUENCE_OF_________?$ |
A. | medulla oblongata |
B. | vagus nerve |
C. | norepinephrine |
D. | acetylcholine |
Answer» D. acetylcholine | |
5. |
__________is_the_enzyme_that_converts_Angiotensinogen_to_Angiotensin_I.$ |
A. | Rennin |
B. | ACE |
C. | ANP |
D. | ADH |
Answer» B. ACE | |
6. |
The colloid osmotic pressure of blood plasma is due to high concentration of ______? |
A. | albumin |
B. | hemoglobin |
C. | sodium |
D. | glucose |
Answer» B. hemoglobin | |
7. |
Any mechanism that increases heart rate is said to have a positive ________ effect. |
A. | cholinergic |
B. | inotropic |
C. | chronotrophic |
D. | feedback |
Answer» D. feedback | |
8. |
Unhealthy growth of tissue due to higher pressures on the walls of the artery is termed as __________ |
A. | atheroma |
B. | aroma |
C. | adenoma |
D. | aroma and adenoma |
Answer» B. aroma | |
9. |
A normal heart rate in an adult at rest is ______________ |
A. | 110 |
B. | 125 |
C. | 60 |
D. | 75 |
Answer» E. | |
10. |
A person can suffer from both low blood pressure and high blood pressure. |
A. | True |
B. | False |
Answer» B. False | |
11. |
Blood pressure is measured in terms of ____________ |
A. | mm Hg |
B. | mm |
C. | cm Hg |
D. | Hg |
Answer» B. mm | |
12. |
Blood pressure is the pressure exerted by blood against ___________ |
A. | kidneys |
B. | artery walls |
C. | brain |
D. | stomach |
Answer» C. brain | |