There are 7 tarsals in each foot, and 8 carpals in each hand, but the upper limb and the lower limb contain the same number of bones. How can this be explained?
A. The arm contains 1 bone, while the thigh contains 2 bones.
B. The forearm contains 2 bones, but the leg contains only 1 bone.
C. The foot contains 1 more metatarsal than the hand.
D. The upper limb has no counterpart for the patella.
E. The foot contains 1 more phalanx than the hand.
Answer: D
You might also like to view...
Platelets are best described as
A. lymphoid cells. B. giant, multinucleated cells. C. cytoplasmic fragments of cells. D. immature leukocytes.
In X-linked inheritance, the gene for albinism is located on an X chromosome. If the father is normal and mother is a normal carrier, the chance (percentage) for the child to be a normal carrier (genotype) is:
a. 0% b. 25% c. 50% d. 75% e. 100%
Sexual reproduction entails the union of two gonads to form a zygote.
Answer the following statement true (T) or false (F)
Which of the following substances that contributes to skin color is of dietary origin?
A. Carotene B. Collagen C. Melanin D. Hemoglobin E. Bilirubin