What is true about somatic reflexes?
A) They help prepare the body for "fight-or-flight."
B) We are not usually aware of them.
C) They activate skeletal muscle.
D) They are important in regulating digestion and blood pressure.
Answer: C
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The __________ division carries signals to the smooth muscle in the large intestine.
A. visceral sensory B. somatic sensory C. visceral motor D. somatic motor E. afferent
Because of autoregulation, changes in mean arterial blood pressure between the range of 80 to 180 mm Hg do not directly produce changes in the GFR
Indicate whether the statement is true or false
What is the sac that houses the testes?
A. Scrotum B. Seminiferous tubule C. Tunica albuginea D. Rete testis
What would be the effect of a drug that blocked muscarinic receptors on the smooth muscle of the iris that regulates the size of the pupil?
A. Blood vessels in the anterior part of the eye would constrict. B. The pupil would dilate. C. The eye would focus more clearly on near objects. D. The eye would focus more clearly on distant objects. E. The pupil would constrict.