Which muscle initiates knee flexion by medially rotating the knee?
A) distal hamstring
B) plantaris
C) popliteus
D) rectus femoris
C
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Which layer contains the dendritic arborizations of Purkinje neurons?
a. Molecular layer b. Purkinje layer c. Granular layer d. Agranular layer
You have been called for a 13-year-old boy who was caught sniffing glue by his parents. The boy is lethargic and confused and complaining of "burning" in his mouth and nose, as well as nausea and vomiting. Based on the clinical presentation and mechanism of illness, how has this poison affected the boy's brain?
A) Absorbing through the small intestine into the bloodstream and then on to the brain B) Directly contacting the brain by crossing the mucous membranes of the mouth and nose C) Crossing from the lungs into the bloodstream and then circulating to the brain D) Absorbing fumes through the skin, nose, and eyes and then on to the brain
________ are substances thought to reduce the harmful effects of free radicals in the body
Fill in the blank(s) with correct word
Which of the following describes synovial joints?
A. They are located between vertebrae. B. They are only slightly moveable. C. They are connected by a disc of cartilage. D. They are held together by a fibrous joint capsule. E. They are located between facial bones.