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Unit 7: Human Body Systems Flashcards | StudBud
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Unit 7: Human Body Systems
Unit 7: Human Body Systems
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1
Which is a feedback mechanism that helps maintain normal body temperature in a cold environment?
the rate of the heart beat slows
water is released from the skin
muscles shake in small movements
the lungs take in additional air
2
Which part of the body works closely with the digestive system to transport nutrients to the cells?
esophagus
blood
kidneys
lungs
3
Which of the following is the correct level of organization of the body?
cells, organs, organ systems, tissues
cells, tissues, organ, organ systems
tissues, cells, organs, organ systems
cells, tissues, organ systems, organs
4
_________________ deliver oxygen to the cells of the body
red blood cells
bronchi
alveoli
white blood cells
5
Why does blood make a complete loop throughout the body?
so CO2 and waste can be circulated throughout the entire body
to fill all internal organs
to carry nutrients throughout the body and remove waste
to distribute fat to all the artieries
6
Which organ of the digestive system reabsorbs water back into the body?
large intestine
small intestine
gallbladder
rectum
7
Which is a response of the autonomic nervous system that helps maintain equilibrium in the body?
pulling away from hot objects
slapping at biting insects
shivering in cold temperatures
eating due to appetite
8
The heart, blood vessels, kidneys, and bladder working together are best described as
an organism
a tissue
a cell
a system
9
The nose, mouth, and diaphragm belong to which body system?
digestive
circulatory
respiratory
muscular
10
A group of organs working together form a(n)...
system
organ system
organ
tissue
11
What carries oxygen throughout the body?
nerves
red blood cells
brain
white blood cells
12
Which two human body systems function MOST closely together?
nervous and excretory
skeletal and circulatory
respiratory and cardiovascular
digestive and muscular
13
The system/organ that sends and receives electrical signals throughout the body is the...
circulatory system/heart
nervous system/brain
respiratory system/lungs
digestive system/stomach
14
Besides protecting organs and providing support, what is a function of the skeletal system?
makes cells for the endocrine system
makes cells for the digestive system
makes cells for the muscular system
makes cells for the circulatory system
15
Which systems work together to prepare and distribute food for cells?
digestive and endocrine
digestive and circulatory
nervous and respiratory
nervous and excretory
16
One function of this system is to protect organs...
muscular
skeletal
nervous
endocrine
17
Which situation is an example of a feedback system in the body that maintains homeostasis?
the brain signaling blood vessels to return to normal
students receiving tickets for good behavior and being on task
a dog going to a food bowl when the bell rings
a mouse pushing a lever to release food
18
Which of the following is most likely regulated by the endocrine system releasing hormones?
rate that waste is eliminated from the body
growth and development of the body
blood flow to the cells and major organs
absorption of water and nutrients
19
Which of the following is an organ found in the nervous system?
neurons
grey matter
brain
nerve
20
Which statement BEST describes how the circulatory and urinary systems work together?
circulatory system carries electrical impulses to the kidneys
circulatory system produces oxygen for the kidneys
urinary system excretes wastes from the body
Urinary system filters wastes from the blood
21
Which organ is part of the respiratory system?
stomach
large intestines
spinal cord
lungs
22
Where can you easily find someone's pulse?
temples
neck (carotid artery)
wrist (radial artery)
thumb
23
What is a function of bones in mammals?
provide support
carry oxygen to throughout the body
connect the brain to the spinal cord
send messages to the brain to move the muscles
24
Which two systems work together to release hormones and transport them to cells of the body?
circulatory and immune
digestive and endocrine
endocrine and circulatory
circulatory and digestive
25
What sytem works with the skeletal system to assist in movement and maintain posture?
endocrine
digestive
muscular
integumentary
