Which statement describes the acquirement of the motor reflexes that an infant develop the skill to sit and stand?
a. these motor reflexes must be learned.
b. these motor reflexes are present from birth.
c. these motor reflexes are taught by repetition.
d. these motor reflexes must be practiced to be developed

The pediatrician at the clinic explains to parents of a newborn that their child suffers from cleft palate. she tells them that the normal palate fused in an anterior to posterior pattern. the child's palatine processes have not fused. have his palatine bones fused normally? explain. 3. bernice, a 75 year old woman, stumbled slightly while walking, then felt a terrible pain in her left hip. at the hospital, x-rays revealed that the hip was broken. also, the compact and spongy bones throughout her spine were very thin. what was her probable condition? treatment? 4. at work, a box fell from a shelf onto bertha's acrominal region. in the emergency room, the physical reveled that the head of the humerus had moved into the axilla. what had happened to bertha?

Which describes the effect of prolonged stress on blood pressure? it causes blood pressure to decrease. it has little or no effect on blood pressure. it causes the heart to pump with more force. it causes blood pressure to increase.

Which of these is a sexual stereotype? a) on average, males are taller than females. b) people over the age of 60 are not interested in sex. c) male hormone levels differ from those of females. d) there are more male representatives than female representatives in congress.