Response To Assesment

Question 1

What are the two types of blood pressure?

Answer 1

Systolic and diastolic

Question 2

What is systolic blood pressure?

Answer 2

Blood pressure while the heart is squeezing/contracting

Question 3

What is diastolic blood pressure?

Answer 3

Blood pressure while the heart is relaxing

Question 4

Give an average blood pressure for an adult male

Answer 4

120/80 mmHg

Question 5

Which reading is which in the blood pressure 120/80 mmHg?

Answer 5

120 is the systolic blood pressure, 80 is the diastolic blood pressure

Question 6

What is blood pressure determined by?

Answer 6

Cardiac output (Q) and resistance to blood flow (R).

Question 7

Which type of muscle fibre is best suited for a 100m sprinter?

Answer 7

Type IIx because they don’t use oxygen and are fast twitch fibres. They tire easily but are good for short bursts of high intensity exercise like sprinting.

Question 8

What is the composition of inhaled air?

Answer 8

• Oxygen - 21%
• Carbon dioxide - 0.04%
• Nitrogen - 79%

Question 9

What effect does exercise have on blood pressure?

Answer 9

It increases blood pressure, as cardiac output also increases. A typical reading at the start of an exercise session would be 160/85 mmHg.

Question 10

What is the cardiac output of someone with a heart rate of 70bpm and a stroke volume of 80ml?

Answer 10

Q = 70 x 80 = 5600ml