Which type of congenital heart defect most commonly affects children born with Down syndrome (trisomy 21)?
a. tetralogy of Fallot
b. atrioventricular septal defect
c. ventricular septal defect
d. transposition of great vessels
Answer: b. atrioventricular septal defect
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This type of tissue specializes in movement of the body.
A. Epithelial B. Connective C. Muscle D. Nervous
Which is not correct regarding the innervation of the kidney?
A. Parasympathetic innervation is from the vagus nerve. B. Sympathetic innervation is from segments T10-T12 of the spinal cord. C. Sympathetic stimulation causes vasoconstriction of the renal blood vessels. D. The kidney is served by the renal plexus. E. Parasympathetic stimulation decreases the rate of filtrate formation.
The hypothalamus produces which two hormones?
A) ADH and epinephrine B) epinephrine and norepinephrine C) ADH and oxytocin D) growth hormone and melatonin E) oxytocin and melatonin
Radial and ulnar collateral ligaments restrict side-to-side movement of which joint?
A. The knee B. The shoulder C. The ankle D. The elbow E. The wrist