Which section of the nephron filters blood plasma?
a) nephron loop
b) distal convoluted tubule
c) proximal convoluted tubule
d) renal corpuscle
Answer: d) renal corpuscle
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What is found within the space at G?
A) blood
B) water
C) synovial fluid
D) fluid from bone
E) saline
Sequence the following events involved in muscle cell contraction
1 . Sodium channels open, allowing sodium to flow in 2 . Impulse reaches axon's synaptic knob 3 . ACh binds to receptors on sarcolemma 4 . Synaptic vesicles fuse with neuron's membrane and release ACh via exocytosis 5 . If enough sodium moves in to the muscle cell, an impulse (action potential) develops a. 1, 2, 3, 4, 5 b. 2, 1, 3, 4, 5 c. 2, 4, 3, 1, 5 d. 3, 4, 5, 1, 2 e. 3, 5, 2, 1, 4
Of the following muscles of the thigh, which one inserts on the head of the fibula?
A) gluteus maximus B) adductor magnus C) biceps femoris D) gluteus minimus
The stratum basale
A. contains cells that undergo meiosis to form new epidermal cells. B. has a mixture of living and dead cells - mostly dead. C. is easily shed when you rub your hands together. D. contains many blood vessels that nourish the epidermis. E. contains cells that undergo mitosis to form new epidermal cells.