Sinuses are absent from which bone?
A. Sphenoid
B. Frontal
C. Temporal
D. Maxilla
E. Ethmoid
C. Temporal
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Which characteristics do annelids and arthropods have in common?
A) Both have feeding grooves. B) Both exhibit metamorphosis. C) Both are metameric. D) Both have a chitin-based body covering.
The swimming capacity of human sperm is attained within the
A) Bulbourethral gland. B) Epididymis. C) Prostate gland. D) Seminal vesicles.
Blood returning from the systemic circuit enters the
A) left atrium. B) left ventricle. C) right atrium. D) right ventricle.
Which of the following would inhibit normal movements of the tongue?
A. swollen lips B. lingual frenulum extending to tip of tongue C. decrease in number of taste buds D. loss of all teeth E. swollen tonsils