The nerve labeled B in the diagram arises from which plexus?
a) cervical plexus
b) brachial plexus
c) lumbar plexus
d) sacral plexus
e) coccygeal plexus
b
Anatomy & Physiology
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When adenylyl cyclase is activated,
A) cAMP is formed. B) protein kinases are metabolized. C) calcium ions are released from intracellular stores. D) steroids are produced. E) cAMP is broken down.
Anatomy & Physiology
Deoxygenated blood from the myocardium enters the right atrium through the:
A. cardiac veins. B. coronary arteries. C. coronary sinus. D. superior vena cava.
Anatomy & Physiology
An anatomy instructor tells a student that the muscle the student is looking for is in the brachial region. The student should examine which portion of the anatomical model?
A) calf B) thigh C) forearm D) arm
Anatomy & Physiology
Parasympathetic stimulation reduces heart rate.
Answer the following statement true (T) or false (F)
Anatomy & Physiology