________ release produces a decrease in both the heart rate and force of contraction through the stimulation of muscarinic receptors on nodal cells and contractile cells.
A) Dopamine
B) Acetylcholine
C) Serotonin
D) Norepinephrine
E) Cholecystokinin
Answer: B) Acetylcholine
Anatomy & Physiology
You might also like to view...
Arthritis is mainly caused by cracking your knuckles and slouching.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
Neurosomas of the anterior root are located in the ________.
A. posterior root ganglion B. white matter C. gray matter D. anterior root ganglion E. anterior rootlets
Anatomy & Physiology
What of the following muscles does not flex the wrist?
A. Flexor digitorum profundus B. Flexor digitorum superficialis C. Pronator teres D. Flexor carpi radialis E. Flexor carpi ulnaris
Anatomy & Physiology
Which two body cavities are found within the ventral body cavity?
A) Thoracic and abdominopelvic B) Cranial and vertebral C) Orbital and synovial D) Mediastinum and vertebral
Anatomy & Physiology