IgM antibodies are
A. pentamers
B. dimers
C. tetramers
D. helical trimers
Answer: A
Anatomy & Physiology
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The blood vessel that supplies blood to the head and neck is the ________ artery
A) brachiocephalic B) vertebral C) subclavian D) common carotid E) cervical
Anatomy & Physiology
_______ nerves are composed of preganglionic sympathetic axons that did not synapse in a sympathetic ganglion
Fill in the blank with correct word.
Anatomy & Physiology
Sodium is directly or indirectly controlled through all these mechanisms except
a. the baroreceptor reflexes b. the renin-angiotensin mechanism c. aldosterone activity d. changes in GFR e. altering gastrointestinal absorption
Anatomy & Physiology
Which of the following blood vessels carries blood away from the heart to other organs?
a) arteries b) capillaries c) venules d) arterioles e) veins
Anatomy & Physiology