Why are there so few spinal flexors, when there are a large number of different extensor groups?
What will be an ideal response?
In addition to using the flexor muscles, the trunk can be assisted in forward movement by gravity, because the bulk of the body mass is anterior to the vertebral column, making movement toward the anterior easier.
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A person touches you lightly with a feather. What two areas of the brain allow you to feel and interpret this touch?
A) primary motor cortex and the primary sensory cortex B) primary sensory cortex and the somatic sensory association area C) primary sensory cortex and the visceral sensory association area D) primary motor cortex and the somatic motor association area E) gustatory cortex and the gustatory association area
Which of the following is a parasitic protist that causes malaria?
A) Paramecium B) Slime mould C) Platyzoa D) Plasmodium
The vibrational stimulus normally passes through the middle ear ossicles in which order?
a. incus to malleus to stapes b. incus to stapes to incus c. malleus to incus to stapes d. malleus to stapes to incus e. stapes to malleus to incus
Which of the following is correctly matched?
A. Mucosa - controls peristalsis B. Submucosa - lamina propria C. Muscularis - responsible for peristalsis D. Serosa - increased surface area E. Serosa - contains an extensive supply of nerves and blood vessels