Grey
matter is:
()
A: Aggregation of nerves
B: Aggregation of bodies of neuron
C: Aggregation of axon of neuron
D: Aggregation of muscles
E: Aggregation of blood vessels
matter is:
()
A: Aggregation of nerves
B: Aggregation of bodies of neuron
C: Aggregation of axon of neuron
D: Aggregation of muscles
E: Aggregation of blood vessels
举一反三
- What is the earliest and quickest response of blood vessels after an<br/>injury?() A: Vascular endothelial cell contraction B: Platelet aggregation C: Clot retraction D: The wound callus E: Blood flowing retarding
- Human body is regarded as an aggregation of ______. A: essence B: energy C: spirit D: blood
- What is the earliest and quickest response of blood vessels after an injury? () A: Vascular endothelial cell contraction B: Platelet aggregation C: Clot retraction D: The wound callus E: Blood flowing retarding
- The essential change of blood clotting is A: platelet aggregation B: rouleaux formation C: agglutination of erythrocyte D: fibrination
- Which of the followings is NOT correct about endocrine glands?() A: No duct. B: Rich in blood capillaries. C: Cells are arranged in cord, follicle, aggregation or net-like<br/>structures. D: Production is hormone. E: Production is secreted to the outside.