The hepatic portal system allows for the processing of
A. nutrients and toxins absorbed from the gastrointestinal system into the blood.
B. drugs and toxins in the blood so that they are secreted directly into the urine.
C. hormones that are secreted by glands and must be directed to their target organs.
D. bacteria that grow in the large intestine but need to be regulated.
Answer: A
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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. The pupil would dilate. B. The pupil would constrict. C. The eye would focus more clearly on near objects. D. The eye would focus more clearly on distant objects. E. Blood vessels in the anterior part of the eye would constrict.
What form of endocytosis do white blood cells use in order to engulf bacteria?
a. phagocytosis b. pinocytosis c. bactocytosis d. bacteriophage e. lymphocytosis
The primary olfactory cortex is on the temporal lobe
Indicate whether the statement is true or false
The PNS is
A. Somatic and Autonomic B. Potential and Graded potential C. Brain and Spinal Cord D. None of the above