A person is confronted by a dangerous dog. His heart begins to race and beat strongly, his pupils dilate, and his hairs stand up. These signs are the result of:

What is the term for the build-up of toxins in tissues of animals, especially at higher trophic levels?

The origin of this muscle is the pubic crest and the __________ __________.

A sudden increase in blood pressure detected by _______________ in the walls of large arteries near the heart will cause ___________________________.

The actions of this muscle (depending on which fibers are contracting) includes depression, elevation and upward rotation of the scapula along with contralateral rotation ipsilateral flexion and __________ of the head and neck.

 The primary motor cortex is contained in the:

The insertion of this muscle is the __________ of the scapula.

The transfer of cold water from depth towards the surface is called:

Which of the following areas receives acidic chyme, digestive enzymes and bicarbonate, as well as bile?

A spit that connects an island to the mainland is a: