The basic substance of all life. Composed of C,H,O,P,S,N and all living components of the cell is the ____.
a. protoplasm
b. centrosome
c. nucleus
d. endoplasmic reticulum endoplasmic reticulum
Answer: a. protoplasm
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Forceful inspiration involves the contraction of ________.
A. internal intercostals and chest muscles B. neck and chest muscles C. internal intercostals and abdominal muscles D. neck and abdominal muscles
The hormone Angiotensin II (A2) causes vasodilation therefore decreasing blood pressure.
a. true b. false
The medulla oblongata ________.
A. is continuous with the midbrain B. contains the nuclei of three cranial nerves C. acts only as a relay center D. contains the glossopharyngeal nuclei
If you ask someone a question and they do not know the answer, which type of nonverbal expression are you likely to get from that person?
A. elevation of the clavicles and scapulae B. hyperextension of the back C. pronation of the forearm D. flexion of the forearm E. lateral flexion of the trunk