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Body Systems Quiz #3 Flashcards | StudBud
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Body Systems Quiz #3
Body Systems Quiz #3
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human body systems
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Answers
1
How do the number of sex cells differ from the number of body cells?
Sex cells have 1/3 the number of chromosomes as body cells.
Sex cells have 1/2 the number of chromosomes as body cells.
Sex cells have 1/4 the number of chromosomes as body cells.
Sex cells have the same number of chromosomes as body cells.
2
Cells need oxygen to break down food and release energy. What two systems allow this function?
Excretory and respiratory
Circulatory and respiratory
Digestive and excretory
Circulatory and digestive
3
Which system transports food molecules that have already been broken down to the cells?
Digestive
Respiratory
Circulatory
Nervous
4
Carbon dioxide is produced by cells after cellular respiration. What system is responsible?
Excretory
Circulatory
Respiratory
Digestive
5
Chemical and mechnical breakdown occurs in which system?
Nervous
Circulatory
Digestive
Respiratory
6
Which structures are part of the central nervous system?
Brain and cerebellum
Brain and spinal cord
Brain and spine
Brain and cerebrum
7
Which of the following organ systems interact with the muscular system?
they all interact with the muscular system
digestive system
skeletal system
circulatory system
8
Which of the following statement describes the main function of the digestive system?
Digestion adds phosphate for the body to use as energy.
Digestion removes bacteria and toxins before being absorbed
Digestion changes food molecules into smaller molecules
Digestion supplies free oxygen, carbon, and nitrogen atoms
9
Blood vessels that carry blood away from the heart are
veins
capillaries
arteries
alveoli
10
How many chromosomes are in sex cells?
46
44
23
24
11
Which human body system performs the same function as that shown the diagram below?
Respiratory
Circulatory
Excretory
Digestive
12
Which system is primarily responsible for filtering waste from blood and water reabsorption?.
Circulatory
Respiratory
Digestive
Excretory
13
The female sex cell is called a(n)
egg
embryo
zygote
ovary
14
What is the function of the brainstem?
it is the control center of the body
to package and transport needed nutrients to cells
to control many body functions that occur automatically
to produce and release hormones
15
Where are the adrenal glands located?
At the top of your kidneys
In your lymph nodes
In your neck
At the base of your brain
16
The alveoli are located in the lungs. What is the function of alveoli?
To move gases between the air and the blood
To exchange substances between blood and body cells
To carry blood away from the heart
They direct air into the lungs
17
The cardiac muscle is what type of muscle?
Involuntary muscle
Skeletal muscle
Voluntary muscle
Smooth muscle
18
The spinal cord is a structure in which body system?
Nervous
Endocrine
Skeletal
Muscular
19
What is another name for the throat? It is part of both the respiratory and digestive systems
trachea
larynx
esphagus
pharynx
20
Which of the following BEST describes the function of the system shown in the diagram?
protecting the body from infection
absorbing nutrients from food
exchanging gases with the environment
responding to stimuli in the environment
21
The heart that pumps blood carrying necessary materials to cells. Which body system does this?
Respiratory
Digestive
Nervous
Circulatory
22
Which system is paired with its correct function?
Digestive - removes solid waste only
Excretory - removes liquid and solid wasts
Excretory - removes solid waste only
Digestive - removes liquid and solid waste
23
What role does the endocrine system play in the body?
It uses hormones to control body functions
It processes electrical impulses
It prepares your body to fight infections
It uses energy to control growth
24
What structure is part of the brain that links the nervous system to the endocrine system?
hormone
hypothalamus
target cell
oviduct
