After birth, the remnant of the umbilical vein becomes the
A. fossa ovalis.
B. ligamentum venosum.
C. medial umbilical ligament.
D. ligamentum teres.
E. ligamentum arteriosum.
Answer: D
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The hematocrit is a measure of the percentage of whole blood occupied by
a) WBCs. b) platelets. c) RBCs. d) plasma. e) plasma proteins.
The type of lipoprotein that picks up deposited fats and transports them to the liver is _____.?
A) ?LDL B) ?VLDL C) ?HDL D) ?a chylomicron
Of the following muscles of the thigh, which one has its origin on the ischial tuberosity and inserts on the medial condyle of the tibia?
A) semitendinosus B) gracilis C) semimembranosus D) biceps femoris
One neuron and all the skeletal muscles it stimulates is known as a ________
A) sarcoplasmic reticulum B) motor unit C) synaptic cleft D) neuromuscular junction