Blood Pressure

Q.

What is systole and diastole of blood pressure?

Q.

How does the elasticity of blood vessels affect blood pressure?

Q.

Which is longer- systole or diastole?

Q.

Name the phase of the cardiac cycle in which the auricles contract.

Q. A normal systolic blood pressure is ___(i)___ mm of Hg and a normal diastolic blood pressure is ___(ii)___mm of Hg.

1. (i) 120 (ii) 80
2. (i) 80 (ii) 120
3. (i) 180 (ii) 20
4. (i) 20 (ii) 180

Q.

Blood pressure is measured by an instrument called sphygmomanometer.

1. True
2. False

Q. The instrument used to find out blood pressure is called __.

Q. In adult man, normal BP is________.

1. 100/80 mm Hg
2. 120/80 mm Hg
3. 100/120 mm Hg
4. 80/120 mm Hg

Q.

What is blood pressure? How it is measured? What is systolic and diastolic pressure? [3 MARKS]

Q. A rhythmical throbbing felt on the wrist is known as:

1. Wave
2. Thrust
3. Pulse
4. Heart beat

Q. Rate of heart beat decreases during:

1. Rest
2. Exercise
3. Emotions
4. Running

Q. Name the following:
A disease due to choking of coronary artery.

Q. Given alongside is a diagram of the human heart showing its internal structures? Label the marked $1$ to $6$, and answer the following questions.​ (a) Which type of blood is carried by the blood vessel marked $2$?​

Q.

Assertion [A]: The rate of glomerular filtration is high.

Reason [R]: The diameter of the afferent arteriole is smaller than that of the efferent arteriole.

1. Assertion [A] is True and Reason [R] is False.

2. Reason [R] is True and Assertion [A] is False.

3. Assertion [A] is True and Reason [R] is True and is a correct explanation to [A].

4. Assertion [A] is True and Reason [R] is True but is not a correct explanation to [A].

Q. Name any two heart conditions that occur commonly. Briefly explain each of them.

Q.

In human beings, the duration of cardiac cycle is

1. 0.08 second

2. 0.5 second

3. 0.8 second

4. 8.0 second

Q.

Blood Pressure Is Measured By An Instrument Called

Q. The instrument used for measuring blood pressure is known as .

Q. Put a tick mark (✓) against the correct alternative in the following statements:
If the xylem vessels of a plant are plugged:

1. The plant will wilt (shrivel)
2. The plant will continue to grow
3. No food will be made
4. The leaves will turn yellow

Q. Assertion[A]: If a person is unconscious, the doctor places his hand on his wrist.


Reason[R]: He checks for his pulse in the veins.

1. A is true and R is false.
2. A is false and R is true.
3. Both A and R are true but R is not the correct explanation for A.
4. Both A and R are true and R is the correct explanation for A.

Q.

State whether the following statements are true or false.

(xviii) Systolic blood pressure in an adult varies from 100 - 140 mm Hg.

1. True
2. False

Q.

Name the following

The phase of the cardiac cycle is which the auricles contract.

Q. Which of the following statements are correct with respect to blood pressure?

1. Blood pressure inside the artery during contraction is systolic pressure.
2. Normal diastolic pressure is 120 mm of Hg.
3. Normal systolic pressure is 120 mm of Hg.
4. Blood pressure inside the vein during relaxation is diastolic pressure.

Q. Blood pressure in the mammalian aorta is maximum during:

1. Systole of the left ventricle
2. Diastole of the right atrium
3. Systole of the left atrium
4. Diastole of the right ventricle

Q.

Pulse is measured from

1. artery

2. Capillary

3. Nerve

4. Vein

Q. What is the normal resting pulse rate for an adult?

1. 60-100 beats per min
2. 80-150 beats per min
3. 30-80 beats per min
4. 100-150 beats per min

Q. Fill in the blanks with suitable terms given below:
(Fast, leaves, conducting, ascent, Humid)
(a) Transportation in plants is carried out by a system.

Q.

Which of the following will generate the maximum amount of pressure? Systole or diastole?

Q.

Define​
(iii) Hypertension​

Q.

A sphygmomanometer measures the ___ exerted by blood on the walls of arteries.