________ is caused by the presence of an extra chromosome (trisomy 21) in a person's cells.
A. Cryptorchidism
B. Benign prostatic hyperplasia
C. Down syndrome
D. Hydrocele
Answer: C
Anatomy & Physiology
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Which of the following is not a mechanical barrier against microorganisms?
A) Urine B) Tears C) Diarrhea D) Saliva
Anatomy & Physiology
Longitudinal fibers connect:
a. lobes b. hemispheres c. adjacent gyri d. thalamus to cerebrum
Anatomy & Physiology
The synovial membrane
A. is a double layer of tissue that encloses a joint. B. is a thin lubricating film covering the surface of a joint. C. provides a smooth surface where bones meet. D. is a layer of tissue that is continuous with the periosteum. E. lines the joint everywhere except over the articular cartilage.
Anatomy & Physiology
Which of the following is NOT a tonsil?
A. Lingual B. Palatine C. Pharyngeal D. Oral
Anatomy & Physiology