What occurs during the vessel spasm phase of the blood-clotting reaction?
Platelets aggregate at, and block, the wound.
Blood vessels near the wound site constrict.
Fibrin forms and attaches to the wound site.
Endothelial cells divide in the broken vessel.

Individuals with hiv/aids are viewed and treated the same as uninfected individuals in society. select the best answer from the choices provided. t f

Which description best defines the nervous system and its two main branches? a: the message center of the body, split into the autonomic nervous system and the somatic nervous system b: the control panel of the body, split into the central nervous system and the exterior nervous system c: the message center of the body, split into the central nervous system and the peripheral nervous system d: the control panel of the body, split into the brain and the spinal cord

How are people today protected from poop 50 points