WorksheetsWeek 6
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which value represents an acidic pH
a)
7
b)
3
c)
11
2.
Which of the following is an hydronium ion
a)
H3O-
b)
H4O
c)
H2O
d)
H3O+
3.
Water is constantly turning into Hydronium and Hydroxyzine ions
a)
True
b)
False
4.
Which of the following is an acid buffer
a)
HCl
b)
Sodium bicarbonate (baking soda)
c)
Acetic acid
d)
Soap
5.
A neurotransmitter is a _____
a)
Chemical messenger
b)
Chemical that helps send impulses faster
c)
Nerve cell
6.
Acetycholine is the "happy" neurotransmitter
a)
True
b)
False
7.
____ is controlled by the sympathetic nervous system.
a)
Digestion
b)
Heart rate
c)
Sleeping
8.
When the neuron is polarized ___ is concentrated outside the cell membrane.
a)
K+
b)
Mg+
c)
Na+
d)
Ca+
9.
Afferent neurons are also known as motor neurons
a)
True
b)
False
10.
Which type of neuron is more likely to use graded potentials?
a)
Sensory
b)
Motor
100 %
