Structure and Function- Resp&Circ
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by Regina Sherman
| 5 Questions
1
1
Respiratory System- What are structures included in this system and what is its function?
A Lungs, Alveoli: exchange gases such as CO2 and Oxygen
B Heart, Lungs: circulate blood throughout the body
C Alveoli, Lungs: to pump blood through the body
D Nasal Cavity, Heart: exchange gases such as CO2 and Oxygen
2
1
Circulatory System- What are structures included in this system and what is its function?
A Lungs, Alveoli: obtain Oxygen from the surrounding atmosphere in breathing
B Heart, Lungs: circulate blood carrying molecules such as O2 and CO2 throughout the body
C Lungs, Epiglottis: to pump blood through the body
D Nasal Cavity, Heart: exchange gases such as CO2 and Oxygen
3
1
How does the structure of a red blood cell allow it to carry oxygen?
4
1
Which statement is true?
A Phospholipids contain a hydrophobic head and a hydrophilic tail.
B Hydrophilic means "water loving" whereas hydrophobic means "water fearing".
C Cell membranes are composed of only phospholipids.
D Only plants and animals have homeostasis.
5
1
How do the respiratory system, the circulatory system, and diffusion all relate?
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