The Human Body in Health & Disease, 7th Edition Practice
Exam 2 Questions & Answers
MULTIPLE CHOICE
1. Which subatomic particle has a positive charge?
a.
Proton
b.
Neutron
c.
Electron
d.
Nucleus
ANS: A PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
2. Which subatomic particle has no charge?
a.
Proton
b.
Neutron
c.
Electron
d.
Nucleus
ANS: B PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
3. Which subatomic particle has a negative charge?
a.
Proton
b.
Neutron
c.
Electro NURSING-TESTBANK.COM
n
d.
Nucleu
s
ANS: C PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
4. Which subatomic particle is found in the nucleus?
a.
Proton
b.
Neutron
c.
Electron
d.
Both A and B
ANS: D PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
5. Electrons are found
a.
in the nucleus.
b.
in orbitals.
c.
at various distances from the nucleus called energy levels.
d.
both B and C.
ANS: D PTS: 1 DIF: ApplicationREF: p.
25 TOP: Atoms
[Type here]
, 6. The atomic number of an atom is the number of
[Type here]
, a.
protons.
b.
neutrons.
c.
electrons.
d.
both A and B.
ANS: A PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
7. The atomic mass of an atom is the number of
a.
protons.
b.
neutrons.
c.
electrons.
d.
sum of A and B.
ANS: D PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
8. The subatomic particle that determines how an atom unites with other atoms is
the
a.
proton.
b.
neutron.
c.
electron.
d.
both A and B.
ANS: C PTS: 1 DIF: Memorization
REF: p. 26 TOP: Atoms
9. An atom that contains 20 protons, 21 neutrons, and 20 electrons has an atomic
number of
a.
NURSING-TESTBANK.COM
20.
b.
41.
c.
40.
d.
61.
ANS: A PTS: 1 DIF: ApplicationREF: p.
25 TOP: Atoms
10. An atom that contains 20 protons, 21 neutrons, and 20 electrons has an atomic
mass of
a. 20.
b. 41.
c. 40.
d. 61.
ANS: B PTS: 1 DIF: ApplicationREF: p.
25 TOP: Atoms
[Type here]
, 11. An atom that contains 20 protons, 21 neutrons, and 20 electrons has
a.
a positive charge.
b.
a negative charge.
c.
no charge (electrically neutral).
d.
not enough information is given to determine its charge.
ANS: C PTS: 1 DIF: ApplicationREF: p.
25 TOP: Atoms
[Type here]
Exam 2 Questions & Answers
MULTIPLE CHOICE
1. Which subatomic particle has a positive charge?
a.
Proton
b.
Neutron
c.
Electron
d.
Nucleus
ANS: A PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
2. Which subatomic particle has no charge?
a.
Proton
b.
Neutron
c.
Electron
d.
Nucleus
ANS: B PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
3. Which subatomic particle has a negative charge?
a.
Proton
b.
Neutron
c.
Electro NURSING-TESTBANK.COM
n
d.
Nucleu
s
ANS: C PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
4. Which subatomic particle is found in the nucleus?
a.
Proton
b.
Neutron
c.
Electron
d.
Both A and B
ANS: D PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
5. Electrons are found
a.
in the nucleus.
b.
in orbitals.
c.
at various distances from the nucleus called energy levels.
d.
both B and C.
ANS: D PTS: 1 DIF: ApplicationREF: p.
25 TOP: Atoms
[Type here]
, 6. The atomic number of an atom is the number of
[Type here]
, a.
protons.
b.
neutrons.
c.
electrons.
d.
both A and B.
ANS: A PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
7. The atomic mass of an atom is the number of
a.
protons.
b.
neutrons.
c.
electrons.
d.
sum of A and B.
ANS: D PTS: 1 DIF: Memorization
REF: p. 25 TOP: Atoms
8. The subatomic particle that determines how an atom unites with other atoms is
the
a.
proton.
b.
neutron.
c.
electron.
d.
both A and B.
ANS: C PTS: 1 DIF: Memorization
REF: p. 26 TOP: Atoms
9. An atom that contains 20 protons, 21 neutrons, and 20 electrons has an atomic
number of
a.
NURSING-TESTBANK.COM
20.
b.
41.
c.
40.
d.
61.
ANS: A PTS: 1 DIF: ApplicationREF: p.
25 TOP: Atoms
10. An atom that contains 20 protons, 21 neutrons, and 20 electrons has an atomic
mass of
a. 20.
b. 41.
c. 40.
d. 61.
ANS: B PTS: 1 DIF: ApplicationREF: p.
25 TOP: Atoms
[Type here]
, 11. An atom that contains 20 protons, 21 neutrons, and 20 electrons has
a.
a positive charge.
b.
a negative charge.
c.
no charge (electrically neutral).
d.
not enough information is given to determine its charge.
ANS: C PTS: 1 DIF: ApplicationREF: p.
25 TOP: Atoms
[Type here]
