What physical feature of large systemic arteries (resistance vessels) makes them relatively more responsive to changes in intracellular calcium concentrations?
A. Thick tunica media
B. Absent tunica media
C. Thick tunica intima
D. Absent tunica intima
Answer: A. Thick tunica media
Anatomy & Physiology
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This figure shows a lymph node and its components. The region indicated by number 1 is a
A. germinal center. B. mantle zone. C. cortical sinus. D. medullary cord. E. medullary sinus.
Anatomy & Physiology
A hurdle can be used to move a pig safely
Indicate whether the statement is true or false
Anatomy & Physiology
Where does the small intestine begin and end?
What will be an ideal response?
Anatomy & Physiology
Jean needs to have a tooth in her mandible filled. Her dentist injects a local anesthetic to block pain afferents in one of her cranial nerves. What cranial nerve does the dentist numb?
A) trochlear B) trigeminal C) facial D) glossopharyngeal E) hypoglossal
Anatomy & Physiology