11 Jun Potassium and sodium are very important ions
Question
Question 1
Potassium and sodium are very important ions related to the conduction of nerve impulses.
True
False
IncorrectQuestion 2
The circulatory system of vertebrates is an open circulatory system.
True
False
IncorrectQuestion 3
Osmoregulation is the regulation of the internal temperature of the body
True
False
IncorrectQuestion 4
Hormones are produced by all cells in the body.
True
False
Question 5
The pituitary, thyroid, adrenals, and pancreas are all exocrine glands.
True
False
IncorrectQuestion 6
(Choose all that apply)
The following are parts of the circulatory system:
capilaries
adrenal glands
pharynx
heart
arteries
blood
Question 7
Sodium and potassium ions are responsible for the “firing” of neurons.
True
False
Question 8
The appendicular skeleton is composed of the skull, spine, and ribcage.
True
False
IncorrectQuestion 9
Hormones are unregulated by the body.
True
False
Question 10
The kidneys are crucial organs for osmoregulation.
True
False
Question 11
Capillaries around the alveolar sacs facilitate the exchange of oxygen and carbon dioxide with the lungs.
True
False
IncorrectQuestion 12
If our bodies were not in a state of homeostasis, our cells and organs would probably not function properly.
True
False
IncorrectQuestion 13
Thermoregulation is the regulation of the external temperature of the body.
True
False
IncorrectQuestion 14
Homeostasis refers to:
the regulation of temperature
cell maintenance
the relatively stable state within our bodies
the transports nutrients and oxygen to the cells of our body
Question 15
Neurons and glial cells are the two main cell types of the nervous system.
True
False
IncorrectQuestion 16
The appendicular skeleton contains the bones of the arms and legs.
True
False
Question 17
Blood cells use neurotransmitters to communicate with each other.
True
False
IncorrectQuestion 18
The brain is part of the peripheral nervous system.
True
False
Question 19
The pancreas produces hormones.
True
False
IncorrectQuestion 20
A specific area of the brain is associated with vision.
True
False
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