Which of the following muscles is named for its shape?
A. Pectoralis major
B. Pectoralis minor
C. Adductor pollicis
D. Trapezius
E. Vastus lateralis
Answer: D
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The aortic baroreceptor senses stretching of the aorta. How will the nervous system respond?
A. Parasympathetic signals will be sent to decrease heart rate. B. Parasympathetic signals will be sent to increase heart rate. C. Sympathetic signals will be sent to increase heart rate. D. Sympathetic signals will be sent to decrease heart rate.
From innermost to outermost, the protective layers on the kidney are the
A. renal corpuscle, perinephric fat, renal fascia, paranephric fat. B. fibrous capsule, paranephric fat, renal fascia, perinephric fat. C. renal fascia, paranephric fat, renal corpuscle, perinephric fat. D. renal fascia, perinephric fat, fibrous capsule, paranephric fat. E. fibrous capsule, perinephric fat, renal fascia, paranephric fat.
Intrapleural pressure ________ during expiration.
A. decreases B. remains unchanged C. increases
What is the function of the midbrain of the brainstem?
A. Auditory attentiveness B. Visual attentiveness C. To direct sensory messages to the thalamus D. All of these are functions of the midbrain.