A deer hunter lost the hearing in his right ear after his gun exploded when he tried firing it. His hearing loss is the result of damage to the ________ nerve.
A. hypoglossal
B. vestibulocochlear
C. glossopharyngeal
D. trigeminal
E. vagus
Answer: B
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Answer the following statement(s) true (T) or false (F)
1. Sexual reproduction entails the union of two gonads to form a zygote. 2. The scrotum contains the testes and spermatic cords. 3. Sperm travels to the ampulla of the ductus deferens before reaching the spermatic cord. 4. At early puberty, follicle stimulating hormone (FSH) and luteinizing hormone (LH) stimulate enlargement of the testes. 5. Spermiogenesis is the last stage of meiosis. 6. Only germ cells undergo meiosis, which produces four haploid cells with 23 chromosomes each.
Answer the following statements true (T) or false (F)
1. The wall of the urinary bladder consists of elastic fibers and voluntary muscles. 2. The trigone is formed by the entry of the two ureters and the exit of the urethra. 3. The trigone is unique in the bladder wall because it is the only part with rugae. 4. The urinary meatus is part of the urethra. 5. The urethra is the tube leading from the bladder to the outside.
Which bones form the nasal septum?
A. Ethmoid and vomer B. Sphenoid and vomer C. Palatine and sphenoid D. Vomer and maxilla E. Ethmoid and inferior nasal conchae
The two parts of the nephron are the renal ________ and the renal ________
Fill in the blank(s) with correct word