Motor or ____________ neurons transmit nerve impulses away from the CNS.
1.
afferent
2.
efferent
3.
central
4.
peripheral - Correct Answer-2.
efferent
What are chemical messengers that control growth, differentiation, and the metabolism
of specific target cells called?
1.
Hormones
2.
Neurons
3.
Glands
4.
Second messengers - Correct Answer-1.
Hormones
What are the glands of skin that produce a thin, watery secretion?
1.
Sebaceous glands
,2.
Eccrine glands
3.
Apocrine glands
4.
Endocrine glands - Correct Answer-2.
Eccrine glands
You have been given a sample of tissue that has open spaces partially filled by an
assemblage of needle-like structures. What is the tissue?
1.
Spongy bone
2.
Compact bone
3.
Cartilage
4.
Adipose tissue - Correct Answer-1.
Spongy bone
Which mineral is responsible for regulating fluid in the body?
1.
Chloride
2.
Sodium
3.
Calcium
4.
Magnesium - Correct Answer-2.
Sodium
All actions of the nervous system depend on the transmission of nerve impulses over
which of the following?
,1.
Neuroglia
2.
Efferent pathways
3.
Afferent pathways
4.
Neurons - Correct Answer-4.
Neurons
In which of the following locations would the urinary bladder and internal reproductive
organs be found?
1. Thoracic cavity
2.
Mediastinum
3.
Abdominal cavity
4.
Pelvic cavity - Correct Answer-4.
Pelvic cavity
Which tissue serves as the framework of the body by providing support and structure for
the organs?
1.
Epithelial
2.
Connective
3.
Nervous
4.
Muscle - Correct Answer-2.
Connective
, Which leukocytes are correctly matched with their function or description? (Select all
that apply.)
1.
Monocytes—become macrophages
2.
Basophils—the most common type of WBC
3.
Lymphocytes—important in immune response
4.
Neutrophils—phagocytize microorganisms - Correct Answer-1, 3, and 4
Which of the following is the blood vessel where exchanges take place between blood
and the cells of the body?
1.
Artery
2.
Vein
3.
Capillary
4.
Arteriole - Correct Answer-3.
Capillary
In order for inhalation to occur, what must happen?
1.
Contraction of the diaphragm, which decreases the volume of the chest cavity and
draws air into the lungs
2.
Contraction of the diaphragm, which enlarges the chest cavity and draws air into the
lungs