AnswersQ5 Biology 2014The Endocrine and Exocrine Systems

The Endocrine and Exocrine Systems — Unit test Answers

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21
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Which structure is at work when the body deals with reflex actions?

A
the heart
B
the brain stem
C
the vertebral column
D
the spinal cord
22
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Examine the words.impulse, presynaptic cell, neurotransmitters, receptors, postsynaptic cellWhat idea can be described using all the words listed?

A
the difference between the somatic and autonomic nervous systems
B
the transfer of information from one neuron to another
C
the difference between the central and peripheral nervous systems
D
the flow of information within a neuron
24

Which statement best describes hormones?

A
Hormones are only made of peptides.
B
Hormones travel attached to white blood cells.
C
Hormones travel through the bloodstream.
D
Hormones are secreted through ducts.
25

Which best describes carbon dioxide’s path out of the body?

A
nose → pharynx → larynx → trachea → bronchus → alveoli
B
alveoli → trachea → bronchus → larynx → pharynx → nose
C
alveoli → bronchus → trachea → larynx → pharynx → nose
D
nose → larynx → pharynx → trachea → bronchus → alveoli

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