Which one of the following best describes the order of a visceral reflex?
A) Sensory receptor ? afferent nerve fiber ? interneuron ? efferent nerve fiber ? gland
B) Sensory receptor ? interneuron ? efferent nerve fiber ? afferent nerve fiber ? gland
C) Sensory receptor ? interneuron ? afferent nerve fiber ? efferent nerve fiber ? gland
D) Sensory receptor ? efferent nerve fiber ? interneuron ? afferent nerve fiber ? gland
E) Sensory receptor ? efferent nerve fiber ? afferent nerve fiber ? interneuron ? gland
A
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The thoracic and abdominopelvic cavities are separated by the ________
A) Sternum B) Ribs C) Diaphragm D) Spinal cord
When a person's pulse is taken by palpation near the thumb on the wrist, which artery is
felt? A) Ulnar artery B) Radial artery C) Palmar arch arteries D) Brachial artery
Determined by stroke volume x heart rate x peripheral vascular resistance?
a. capillary filtration b. blood pressure c. postural hypotension d. systolic pressure e. none of the above
Which statement about intramembranous ossification is false?
A. The site of ossification is the center of future bone. B. Osteoblasts deposit bone in membranes. C. It forms the long bones, vertebrae, ribs, sternum, scapula, pelvis, and limb bones of the developing fetus. D. It forms the bones of the skull in the developing fetus.