Which of the following arteries branches directly from the aortic arch?
A. Pulmonary artery
B. Brachiocephalic artery
C. Coronary artery
D. Right common carotid artery
E. Right subclavian artery
Answer: B
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The amount of air that can be forcibly taken in after normally inhaling is called ________
A) Residual volume B) Expiratory reserve volume C) Inspiratory reserve volume D) Tidal volume
Structure E is the
A) ligament.
B) sarcolemma.
C) sarcoplasmic reticulum.
D) epimysium.
E) endomysium.
Contraction of the cremaster muscle:
A) moves sperm through the ductus deferens. B) propels sperm through the urethra. C) wrinkles the scrotal skin. D) pulls the testes closer to the body.
Blood chemistry changes are examples of ______ stimuli, whereas sympathetic nervous system impulses are examples of _______ stimuli for hormone release
A. neural; humoral B. positive; negative C. Negative; positive D. humoral; neural