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Unit 2 Body Systems and Functions Flashcards | StudBud
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Unit 2 Body Systems and Functions
Unit 2 Body Systems and Functions
20 terms
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A #science review looking at #human #body systems and #internal #structures. #tek12A12B
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Questions
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Answers
1
Which two systems are shown above to help the body break down molecules and exchange oxygen.
Digestive and respiratory
Respiratory and reproductive
Circulatory and endocrine
Muscular and skeletal
2
Which cell organelle has a similar function to the integumentary system: to protect the body
cell membrane
nucleus
mitochondria
ribosome
3
What two body systems are interacting in the above diagram?
Integumentary-excretory
Respiratory-circulatory
Nervous-endocrine
Digestive-circulatory
4
What is the function of gills?
Break down water into hydrogen and oxygen
Allow the fish to breathe oxygen in water and the air
Allow the fish to use oxygen in air, but use it more slowly
Allow fish to use the oxygen that is dissolved in the water
5
Two systems work together to help remove waste products from blood. What are these systems?
Circulatory and excretory
Skeletal and digestive
Muscular and excretory
Circulatory and integumentary
6
What is the specific function of a plant's xylem?
Collects sunlight needed for photosynthesis
Transports water and minerals from the plant down to soil
Transports water and minerals from the soil up to the plant
Exchanges gases between the plant and atmosphere
7
What is the specialized organ that secretes hormones to regulate body processes?
nodes
glands
ducts
organelles
8
Which of the following adaptations helps birds fly?
They have smaller blood vessels, so their hearts work less
They have a larger stomach, so they can absorb food faster
They have hollow bones, so they are lighter
They have more fat than most animals, so they fly farther
9
The nervous system of the human organism is most like which cell organelle?
Mitochondrion
Nucleus
Cell Membrane
Chloroplast
10
What system is responsible for movement?
Respiratory
Muscular
Integumentary
Circulatory
11
How does the endocrine system excrete hormones?
nodes
ducts
organelles
glands
12
Which organ does not belong with the rest?
Brain
Skin
Spinal Cord
Nerves
13
Birds have a gizzard that is filled with stones to break food. This is like which body part?
villi
small intestine
teeth
stomach
14
The liver belongs to which system?
respiratory
lymphatic
digestive
cardiovascular
15
Hairs in the skin belong to which body system?
nervous
integumentary
muscular
16
What is the major role of red blood cells in the circulatory system?
Carry digestive juices to the stomach
Carry nutrients and oxygen to body cells
Prevent disease and fight infections
Send chemical messages to the nervous system
17
What is the advantage of lungs with alveoli compared to lungs without alveoli?
Alveoli allows oxygen to enter blood without going to heart
Alveoli allow blood flow into the lungs w/ no coughing blood
Alveoi allow the blood to thicken before getting oxygen
Alveoli allow more oxygen to enter the blood per breath
18
Penguins do not have hollow bones. This difference makes it easier for a penguin to-
hold its breath under water
dive deep under water
detect fish under water
stay warm under water
19
Which of the following phrases describe the function of the digestive system?
II and III
III and IV
I and II
II and IV
20
Where is waste stored in your body?
bladder
arteries
stomach
kidneys
