Antibodies are:
A. secreted by helper T cells.
B. cytokines.
C. immunoglobulins.
D. composed of two polypeptide chains - a heavy chain and a light chain.
E. phagocytes.
C
Anatomy & Physiology
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Striations are found in:
a. smooth muscle b. skeletal muscle c. cardiac muscle d. both B and C
Anatomy & Physiology
There are usually four ________ that return blood to the left atrium.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
In addition to temperature control, blood flowing to the skin supplies a source of ____________________
Fill in the blank(s) with correct word
Anatomy & Physiology
Important functions of the skeletal system include
A. production of Vitamin E. B. protection of the brain and soft organs. C. integration of other systems. D. regulation of acid-base balance. E. storage of water.
Anatomy & Physiology