Focus On Life Science: California Grade 7

Lesson 1: The Pulmonary-Circulatory System

Standards Check

1.
When you inhale, which of the following contracts and relaxes? 5.b
A)diaphragm
B)nephrons
C)bronchioles
D)kidneys
2.
Exchange of gases occurs between capillaries and which of the following structures? 5.b
A)bronchi
B)alveoli
C)trachea
D)bronchioles
3.
Which of these is the correct sequence of air flow through the respiratory system? 5.b
A)Preservation
B)larynx, pharynx, bronchi, trachea, alveoli
C)pharynx, larynx, trachea, bronchi, alveoli
D)pharynx, larynx, trachea, alveoli, bronchi
4.
_______ are irregularly shaped cell fragments that help clot blood. 6.j
A)Hemoglobins
B)Veins
C)Platelets
D)White blood cells
5.
Which of these is a cause of cardiovascular disease? 5.b
A)ultraviolet radiation
B)asbestos exposure
C)jogging
D)smoking
6.
The blood vessels that carry blood back to the heart are called _______. 5.b
A)capillaries
B)arteries
C)veins
D)pulmonaries
7.
_______ are blood vessels that carry blood away from the heart. 5.b
A)Capillaries
B)Arteries
C)Walls
D)Minerals
8.
Which cells protect your body from disease? 5.b
A)nerve cells
B)white blood cells
C)skin cells
D)muscle cells
9.
Your heart is an example of a(n) __________. 5.b
A)protein
B)organ
C)organ system
D)positive feedback system
10.
Which of these is part of the circulatory system? 5.b
A)the heart
B)the pancreas
C)the kidneys
D)the brain
11.
Which two body systems interact in the lungs? 5.b
A)the urinary system and the reproductive system
B)the circulatory system and the respiratory system
C)the nervous system and the muscular system
D)the endocrine system and the lymphatic system
Grade 7
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