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Human Body Systems Review
Human Body Systems Review
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7th Grade Human Body Systems - Ch 15 & 16 review (Holt textbook)
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Questions
20
Answers
1
Which are examples of an involuntary muscle action?
heart pumping
diaphragm contracting
walking
blinking
2
Air moves into the lungs when the diaphragm muscle...
relaxes and moves down
contracts and moves up
relaxes and moves up
contracts and moves down
3
Which organ contains acid to aid in digestion of food?
esophagus
small intestine
stomach
anus
4
The integumentary system is made up of...
brain, spinal cord, nerves
skin, nails, hairs
muscles
kidneys, bladder, etc.
5
Where can smooth muscles be found?
esophagus
large intestines
heart
biceps
6
_________________ deliver oxygen to the cells of the body
white blood cells
alveoli
bronchi
red blood cells
7
Where two bones meet is called a ...
tendon
joint
ligament
cartilage
8
The largest organ in the human body is...
skin
bone
brain
muscle
9
One function of this system is to protect organs...
skeletal
nervous
endocrine
muscular
10
The largest bone in the human body is...
phalanges
femur
<div>humerus</div>
skull
11
What is the name of the smaller of the two bones of the lower leg?
tibia
radius
fibula
ulna
12
The kidneys are part of this system that helps to remove wastes and regulate fluid...
cardiovascular
lymphatic
digestive
urinary
13
Which of the following is the correct level of organization of the body?
cells, tissues, organ, organ systems
cells, organs, organ systems, tissues
cells, tissues, organ systems, organs
tissues, cells, organs, organ systems
14
The knee cap bone is called the...
pelvis
fibula
patella
femur
15
Which organ of the digestive system reabsorbs water back into the body?
small intestine
rectum
large intestine
gallbladder
16
Where can you easily find someone's pulse?
wrist (radial artery)
neck (carotid artery)
thumb
temples
17
The diaphragm is an organ that belongs to which system(s)?
circulatory
respiratory
muscular
digestive
18
The system that sends and receives electrical signals throughout the body is the...
integumentary system
lymphatic system
nervous system
endocrine system
19
Which type of blood vessels carry blood towards the heart?
arteries
heart
capillaries
veins
20
A group of similar cells form a...
organ
tissue
system
