Which of the following best describes the primary function of platelets in blood?

A.1.3 Cardiovascular system

Quiz
•
Other Sciences
•
11th Grade
•
Hard
Kadie Riverin
FREE Resource
18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Transport oxygen throughout the body
Fight infection and foreign invaders
Form clots to stop bleeding
Regulate body temperature
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary role of erythrocytes in the blood?
Assist in blood clotting
Transport oxygen and carbon dioxide
Protect against infections
Regulate blood pressure
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which blood vessels have thick muscular walls to handle high pressure?
Veins
Arteries
Capillaries
Venules
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct formula for calculating cardiac output?
Heart Rate ÷ Stroke Volume
Heart Rate × Blood Pressure
Stroke Volume × Blood Pressure
Heart Rate × Stroke Volume
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which chamber of the heart receives oxygen-poor blood from the body?
Left atrium
Right atrium
Left ventricle
Right ventricle
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What percentage of total blood flow can active muscles demand during intense exercise?
50%
70%
80%
90%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is considered a normal blood pressure reading for an adult?
140/90 mmHg
90/60 mmHg
120/80 mmHg
160/100 mmHg
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