Maintaining the body's internal environment within certain narrow ranges is called ____________________
Fill in the blank(s) with correct word
homeostasis
Anatomy & Physiology
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This figure shows the muscles of respiration. What muscles are indicated by number 1?
A. External intercostals B. Internal intercostals C. Scalenes D. Diaphragm E. Transversus thoracis
Anatomy & Physiology
Structure O is the
A) optic disc. B) fovea. C) blood vessels. D) ocular muscle. E) optic nerve.
Anatomy & Physiology
The human immunodeficiency virus (HIV) targets mainly ________.
A. B cells B. helper T cells C. cytotoxic T cells D. plasma cells E. natural killer cells
Anatomy & Physiology
Which of the following is NOT a parasympathetic effect?
A. constriction of the pupils of the eye B. contraction of the urinary bladder C. decreased heart rate D. dilation of the bronchioles in the lungs E. increased gastric secretions
Anatomy & Physiology